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NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a3.3252.5290.6581.2411.0450.21008.815
crowded113.9420.31014.3115.4196.1187.017167.13
normal120.2320.11013.3122.8277.8165.419169.63
loose44.167.1174.3212.4298.1150.85066.95
open48.3611.5137.2165.71811.4134.12288.25
scattered14.9119.1145.61910.3149.9148.21558.06
grouped crowded3.8238.1164.6212.1308.4152.92630.08
grouped normal4.5216.4175.4191.6358.0162.23028.08
heterogeneous11.6137.6162.0312.8272.7271.24127.98
total364.5192.7457.4534.3763.5532.07644.51
inside perimetern/a0.21000.0.0.0.0.21000.21000.0.0.658
crowded1.9322.3302.2301.9310.0.4.32112.712
normal1.4380.9502.5280.5581.7332.9269.914
loose0.0.0.21000.6580.8500.4710.4712.429
open0.21000.21000.6581.6350.4710.6583.624
scattered0.0.0.0.0.6580.8500.4711.0452.827
grouped crowded0.0.0.4710.4710.21000.21000.8502.032
grouped normal0.21000.21000.21000.0.0.21000.6581.438
heterogeneous0.0.0.4710.21001.0450.21000.21002.032
total3.9224.5217.3167.0163.82310.81337.37
outside perimetern/a0.4713.5241.6351.6352.5291.43810.914
crowded18.51029.3821.0913.5117.71533.97123.84
normal17.61021.4915.21111.2129.91421.3996.64
loose6.4189.4145.8186.8168.7157.51644.66
open7.11716.0115.61916.21014.91113.01272.75
scattered1.2416.0184.8209.91411.1139.11442.27
grouped crowded0.21006.6174.2222.6286.8179.71430.18
grouped normal0.4713.2253.8222.9269.2147.61627.18
heterogeneous2.6288.8151.0457.8154.7203.82328.68
total54.36104.2362.8472.5375.64107.13476.61
totaln/a3.9235.9182.2303.1263.7231.63520.410
crowded134.4351.9537.5620.8913.81145.35303.62
normal139.2342.3631.0714.51119.4929.77276.12
loose50.5616.81110.7139.91317.3108.715113.84
open55.5627.7813.41223.5826.7817.710164.43
scattered16.01115.11111.01321.0921.5918.310103.04
grouped crowded4.02215.1119.3144.92015.41113.41262.16
grouped normal5.1209.8149.4144.52117.41010.31356.56
heterogeneous14.11216.8113.22511.6127.6165.11958.56
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #860209/326540
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a3.1262.5290.6581.0451.0450.21008.416
crowded111.4418.51013.3124.0224.8205.918157.83
normal118.0319.21012.5122.0317.2164.521163.43
loose43.766.9173.5232.0326.5170.85063.55
open47.0610.3146.4174.42110.7132.92681.95
scattered13.0127.1164.8205.2197.9162.92640.97
grouped crowded2.8274.9202.8271.7334.6211.24117.910
grouped normal4.1225.2194.0221.4385.6191.04521.210
heterogeneous11.2136.8171.8332.8272.3290.85025.79
total354.3181.4449.7524.5850.6520.19580.61
inside perimetern/a0.21000.0.0.0.0.21000.0.0.0.0.471
crowded1.9322.3302.2301.7330.0.4.32112.413
normal1.4380.9502.5280.5581.7332.8269.714
loose0.0.0.21000.4700.8500.4710.21002.032
open0.21000.21000.6581.6350.21000.4713.225
scattered0.0.0.0.0.4710.8500.21000.8502.330
grouped crowded0.0.0.21000.21000.21000.21000.6581.438
grouped normal0.21000.21000.21000.0.0.0.0.4711.045
heterogeneous0.0.0.4710.21001.0450.21000.21002.032
total3.9224.3226.7176.8162.9269.61434.37
outside perimetern/a0.4713.5241.6351.6352.3301.24110.514
crowded18.51028.2820.2912.7126.91631.77118.24
normal17.41020.8914.61110.6138.91419.1991.54
loose6.2189.4145.8186.5178.0156.71742.67
open7.11715.6114.72015.81013.91111.81268.95
scattered1.2415.8184.6208.31510.1135.01935.07
grouped crowded0.21006.0183.2251.8335.6198.11525.09
grouped normal0.4713.0263.2242.7267.8166.21723.39
heterogeneous2.6288.4151.0457.7154.3213.42427.28
total53.96100.7358.8467.7467.8493.33442.22
totaln/a3.8235.9182.2302.9263.3251.43819.410
crowded131.8349.0635.6618.3911.71241.96288.42
normal136.7340.9629.6713.11117.81026.38264.62
loose49.9616.6119.7149.31414.9117.716108.14
open54.3626.1811.71321.8924.8815.211153.93
scattered14.21212.9129.81414.31118.2108.81578.25
grouped crowded3.02611.1136.2183.72310.3149.91444.27
grouped normal4.7218.4157.4164.12213.4127.61645.56
heterogeneous13.71215.5113.02611.4136.9174.42154.96
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 18.06.2020 #860210/326541
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a8.8154.1222.2300.4711.0450.210016.611
crowded98.5416.61111.2133.5237.8156.018143.63
normal126.8318.8109.6144.9209.9144.820174.73
loose52.7611.3137.9153.4245.4194.02284.75
open45.7613.91212.3124.42111.0135.31992.74
scattered21.6911.1136.6177.61612.3127.11666.25
grouped crowded5.5199.1155.0204.9206.8172.92634.28
grouped normal3.9236.2183.4245.1204.6212.32925.69
heterogeneous5.1193.8230.6581.0456.4171.04517.910
total368.5194.9458.8535.3765.1533.67656.31
inside perimetern/a0.0.0.21000.21000.21000.0.0.0.0.658
crowded1.4381.7352.4291.5350.6583.42411.013
normal1.3381.4381.7331.5351.1411.8339.015
loose0.4710.0.1.0450.4710.6582.7265.120
open0.21000.21001.2411.4380.4711.0454.421
scattered0.6580.0.0.6580.21000.21000.21001.833
grouped crowded0.0.0.6580.21000.7500.21001.0452.727
grouped normal0.0.0.4710.0.0.6580.0.0.0.1.145
heterogeneous0.0.0.0.0.0.0.4710.8500.8502.032
total3.9224.5217.3167.0164.02211.01337.77
outside perimetern/a0.4715.3192.0311.2412.9261.04512.812
crowded18.71019.71017.8109.8138.51526.08100.44
normal16.71130.5715.11113.2119.71423.98109.14
loose7.91611.8138.5158.7149.71413.41259.96
open7.51613.11210.91311.61216.01111.61370.75
scattered2.0326.1184.6218.51510.31312.01243.47
grouped crowded0.6587.6162.2308.5157.8169.21435.77
grouped normal0.21004.3211.2417.2166.4176.11725.49
heterogeneous1.0457.8162.2303.9225.2195.91826.09
total54.96106.2364.3472.5376.54109.13483.61
totaln/a9.1159.6144.4211.9333.9231.24130.18
crowded118.5338.1731.4714.81116.91035.47255.02
normal144.9350.8526.3819.7920.8930.47292.82
loose61.0523.0917.31012.51215.71120.19149.73
open53.4627.2824.5817.41027.4818.010167.83
scattered24.1917.11011.81316.31122.8919.39111.44
grouped crowded6.11817.3107.31614.11114.71113.11272.75
grouped normal4.12210.9134.62112.91211.1138.51552.06
heterogeneous6.11811.6132.8275.31912.4127.71645.96
total427.31205.61130.42114.82145.62153.721177.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #860211/326542
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a8.7144.1212.1290.6580.9450.210016.510
crowded99.4415.61011.1124.2207.3156.117143.73
normal124.9318.599.7135.3189.3144.420172.03
loose52.5511.4127.4153.6225.9173.92184.64
open45.4613.41112.2124.52011.2124.91991.74
scattered21.9910.2137.0167.41512.2126.71665.45
grouped crowded5.8178.9145.3185.4186.3163.22335.07
grouped normal4.0215.5183.4235.0195.3182.32825.58
heterogeneous5.5183.6221.1410.9456.7161.04118.910
total368.1191.1459.4536.8665.1432.87653.31
inside perimetern/a0.0.0.21000.21000.21000.0.0.0.0.558
crowded1.4351.9322.5271.4350.6584.12111.712
normal1.2381.8321.5331.4351.0411.6338.614
loose0.4710.0.0.9450.4710.7502.6264.919
open0.21000.21001.1411.2380.5580.9454.121
scattered0.5580.0.0.5580.21000.21000.21001.633
grouped crowded0.0.0.5580.21000.7500.21000.9452.527
grouped normal0.0.0.4710.0.0.7500.0.0.0.1.141
heterogeneous0.0.0.21000.0.0.5580.7500.9452.328
total3.7225.1196.8166.6163.92111.11237.47
outside perimetern/a0.4716.0172.1291.3382.7250.94513.411
crowded18.8919.3917.9910.5128.41427.07101.94
normal16.71030.0715.21013.1119.71324.38109.04
loose7.81512.4128.2148.71410.01313.41160.55
open7.71514.41111.21211.21215.71010.91271.05
scattered1.8326.0174.7197.71510.31311.61242.06
grouped crowded0.5587.0161.9307.9147.5158.91433.87
grouped normal0.21005.4181.6337.2156.8165.71726.98
heterogeneous0.9457.5151.9303.6215.0186.21725.18
total54.75108.0364.8471.3376.14109.02483.81
totaln/a9.01410.3124.4202.0303.6221.14130.57
crowded119.6336.8631.5716.11016.31037.26257.42
normal142.9350.2526.5719.8820.0930.37289.62
loose60.6523.8816.41012.61116.71019.99150.03
open53.3528.0724.5816.91027.4716.810166.83
scattered24.2816.21012.21215.31022.6818.59109.04
grouped crowded6.41716.5107.51514.01114.01113.01171.35
grouped normal4.22111.2125.01913.01112.1128.01453.56
heterogeneous6.41611.2123.0245.11812.5118.21446.36
total426.61204.21131.02114.72145.12152.921174.50
© WSL, Swiss National Forest Inventory, 18.06.2020 #860212/326543
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.3400.0.0.0.1.340
crowded22.091.33810.41333.77
normal35.261.1418.41544.75
loose18.8100.21003.42322.49
open19.790.21004.12224.08
scattered9.1140.6580.85010.513
grouped crowded2.4290.0.0.4712.827
grouped normal2.1310.0.0.21002.230
heterogeneous2.8260.0.0.4713.225
total113.323.42328.07144.81
Eastern Juran/a1.0420.0.0.0.1.042
crowded17.390.0.1.63519.08
normal14.5100.31001.83316.69
loose5.0190.0.0.8505.818
open1.5380.0.0.6582.131
scattered1.0440.0.0.21001.240
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total40.330.31005.11945.72
Western Plateaun/a1.8310.0.0.21002.030
crowded12.3110.0.1.04413.310
normal13.0110.0.2.23015.210
loose5.8180.0.0.5706.317
open4.2210.0.0.4714.720
scattered2.7270.0.0.5703.225
grouped crowded1.2410.0.0.0.1.241
grouped normal0.7580.0.0.0.0.758
heterogeneous0.21000.0.0.21000.471
total42.030.0.5.01947.02
Central Plateaun/a1.6350.0.0.0.1.635
crowded16.690.0.3.62220.38
normal23.180.0.1.53524.67
loose7.7150.21001.5359.414
open6.7160.0.1.5358.315
scattered2.1300.0.0.4712.627
grouped crowded0.5700.0.0.21000.757
grouped normal0.0.0.0.0.0.0.0.
heterogeneous1.2410.0.0.4701.535
total59.530.21009.21369.01
Eastern Plateaun/a3.0250.0.0.21003.124
crowded27.670.0.1.43529.17
normal38.360.0.2.42940.75
loose14.6110.0.1.43815.910
open11.4120.0.0.65812.012
scattered3.4230.0.0.0.3.423
grouped crowded0.7570.0.0.0.0.757
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.7500.0.0.0.0.750
total99.620.0.6.018105.61
Western Pre-Alpsn/a0.8560.0.2.9273.723
crowded2.9240.0.4.1207.013
normal3.9220.21006.41610.512
loose2.2300.0.2.5274.719
open2.0310.0.2.5284.620
scattered1.6390.0.1.2452.828
grouped crowded1.1450.0.1.8312.925
grouped normal0.7580.0.0.7491.438
heterogeneous0.3700.0.2.5292.827
total15.6100.210024.5740.33
Central Pre-Alpsn/a2.4270.0.1.3373.822
crowded8.8150.210010.51319.59
normal9.9140.210013.61123.78
loose6.2180.0.6.91713.112
open8.0150.21006.41714.511
scattered5.7180.0.1.7337.316
grouped crowded3.3240.21000.9454.420
grouped normal1.9310.0.1.7333.622
heterogeneous1.8330.0.3.4245.219
total47.950.85046.4595.12
Eastern Pre-Alpsn/a1.4380.0.1.0442.528
crowded7.0160.4718.41415.810
normal6.6170.21009.41416.210
loose5.0200.0.3.9228.914
open6.4170.0.6.61713.111
scattered3.1250.0.2.1315.219
grouped crowded1.2400.0.0.8502.031
grouped normal2.0320.0.0.9492.926
heterogeneous0.21000.0.1.0451.241
total32.960.65834.2667.73
Northwestern Alpsn/a0.6580.21001.4372.229
crowded2.8261.4384.3218.514
normal3.6231.0458.91413.511
loose2.0310.0.2.5284.621
open2.5280.0.3.4245.918
scattered1.3400.0.2.9264.221
grouped crowded1.7350.4713.0255.119
grouped normal2.1310.21001.7354.022
heterogeneous1.0440.0.2.1313.225
total17.6103.22530.2651.13
Central Alpsn/a0.4700.0.0.4700.848
crowded1.0440.4712.7254.120
normal1.9301.2401.3364.418
loose1.8330.4712.0314.120
open2.5260.6581.6354.719
scattered0.6570.21000.4711.240
grouped crowded1.0440.0.0.0.1.044
grouped normal0.4710.0.0.21000.658
heterogeneous0.0.0.0.0.21000.2100
total9.5122.7268.71220.95
Northeastern Alpsn/a0.4710.21000.6581.141
crowded1.5321.6356.0179.012
normal0.7580.3702.3273.322
loose0.4730.21001.6362.230
open2.0310.6592.0314.620
scattered1.2410.4721.7353.324
grouped crowded1.0450.0.0.7491.733
grouped normal0.4700.0.0.21000.557
heterogeneous0.0.0.0.0.7500.750
total7.6153.32415.8926.65
Southwestern Alpsn/a0.4710.21001.2411.933
crowded2.3291.3379.01412.511
normal3.7231.53513.01118.29
loose2.8270.4718.31511.512
open3.2251.43811.41316.010
scattered4.3210.21006.61711.213
grouped crowded2.9260.7507.91511.513
grouped normal3.9230.6586.81711.313
heterogeneous1.0450.4713.5234.920
total24.586.81667.7499.02
Southeastern Alpsn/a1.0450.0.2.9263.923
crowded6.4170.6587.11614.111
normal9.1141.1419.01419.29
loose5.0200.4718.81514.211
open9.2140.210015.01124.48
scattered7.4160.0.8.91516.311
grouped crowded3.5230.0.5.9189.414
grouped normal3.6230.0.5.6189.214
heterogeneous5.4190.6584.62010.613
total50.652.92667.84121.32
Southern Alpsn/a0.21000.0.1.0451.241
crowded4.1223.22523.8831.17
normal4.2221.83321.5927.58
loose3.2252.32912.01217.610
open4.1220.85011.01316.011
scattered1.8330.21006.2178.215
grouped crowded1.0450.6588.0159.614
grouped normal1.0450.0.5.0195.918
heterogeneous0.6580.6584.8206.018
total20.199.61493.33123.12
Switzerlandn/a16.4110.65813.11230.18
crowded132.6310.51493.94236.93
normal167.538.915101.94278.32
loose80.554.12256.06140.64
open83.654.02267.15154.73
scattered45.471.63633.6880.65
grouped crowded21.3102.03229.7853.06
grouped normal18.7100.85022.8942.47
heterogeneous15.3111.63523.9940.87
total581.2134.17442.021057.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #860213/326544
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a3.3252.5290.6581.2411.0450.21008.815
crowded115.7421.9915.1116.0186.5177.616172.93
normal120.6320.11013.5122.8277.8165.818170.63
loose44.767.3164.5212.4298.3151.04568.35
open48.6611.5137.7166.51711.7134.92091.05
scattered16.31110.7136.41713.11211.4139.81467.65
grouped crowded3.8239.7146.0183.32410.0143.72336.67
grouped normal4.7216.8176.2181.6359.4143.32432.08
heterogeneous11.6138.2162.2303.2253.3241.24129.78
total369.3198.8462.2540.2669.5437.57677.51
inside perimetern/a0.21000.0.0.0.0.21000.21000.0.0.658
crowded1.9322.3302.4291.9310.0.4.32112.912
normal1.4380.9502.5280.5581.9322.92610.114
loose0.0.0.21000.6580.8500.4710.6582.528
open0.21000.21001.0451.6350.4710.6584.022
scattered0.0.0.0.0.6581.0450.6581.0453.225
grouped crowded0.0.0.4710.4710.21000.21000.8502.032
grouped normal0.21000.21000.21000.0.0.21000.6581.438
heterogeneous0.0.0.4710.21001.0450.4710.21002.230
total3.9224.5217.9157.2164.42111.01338.97
outside perimetern/a0.4713.5241.6351.6352.5291.43810.914
crowded18.91029.5821.3913.5118.11534.17125.44
normal17.61021.8915.41111.2129.91421.5997.44
loose6.4189.6146.0186.8169.3147.71645.86
open7.11716.0115.91816.21015.31113.41273.95
scattered1.2416.2184.82010.11411.1139.71443.27
grouped crowded0.21006.8174.4212.6287.41610.31431.78
grouped normal0.4713.2253.8222.9269.4147.81627.58
heterogeneous2.6288.8151.0458.9144.7204.02229.88
total54.76105.4364.2473.7377.84109.73485.51
totaln/a3.9235.9182.2303.1263.7231.63520.410
crowded136.5353.7538.8621.4914.61146.15311.22
normal139.5342.7631.4714.51119.6930.37278.12
loose51.1617.21011.1139.91318.1109.314116.64
open55.9627.7814.61124.3827.4818.910168.83
scattered17.41116.91011.81224.3823.1920.59114.14
grouped crowded4.02216.91110.8136.11817.61014.71170.35
grouped normal5.31910.21410.2134.52119.01011.71360.96
heterogeneous14.11217.4103.42413.0128.4155.31961.76
total427.91208.71134.32121.12151.62158.321201.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #860214/326545
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.3400.0.0.0.1.340
crowded22.791.33810.41334.57
normal36.261.1418.61545.95
loose19.0100.21003.62322.89
open20.790.21004.32125.28
scattered11.0130.6581.04512.612
grouped crowded3.2250.0.0.4713.623
grouped normal3.3250.0.0.21003.524
heterogeneous2.8260.0.0.4713.225
total120.223.42328.97152.51
Eastern Juran/a1.0420.0.0.0.1.042
crowded17.890.0.1.63519.48
normal14.9100.31001.83317.09
loose5.0190.0.0.8505.818
open1.5380.0.0.6582.131
scattered1.0440.0.0.21001.240
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total41.230.31005.11946.62
Western Plateaun/a1.8310.0.0.21002.030
crowded12.8100.0.1.24013.910
normal13.4110.0.2.23015.710
loose6.2170.0.0.5706.717
open5.1190.0.0.4715.519
scattered3.1250.0.0.5703.623
grouped crowded1.2410.0.0.0.1.241
grouped normal0.7580.0.0.0.0.758
heterogeneous0.4710.0.0.21000.658
total44.730.0.5.21949.92
Central Plateaun/a1.6350.0.0.0.1.635
crowded17.090.0.3.62220.78
normal23.670.0.1.53525.27
loose7.9150.21001.5359.613
open6.7160.0.1.5358.315
scattered2.4290.0.0.4712.826
grouped crowded0.5700.0.0.21000.757
grouped normal0.0.0.0.0.0.0.0.
heterogeneous1.2410.0.0.4701.535
total60.920.21009.21370.31
Eastern Plateaun/a3.0250.0.0.21003.124
crowded28.570.0.1.43530.07
normal38.760.0.2.42941.15
loose14.9110.0.1.43816.310
open11.6120.0.0.65812.212
scattered4.0210.0.0.0.4.021
grouped crowded0.7570.0.0.0.0.757
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.7500.0.0.0.0.750
total102.110.0.6.018108.11
Western Pre-Alpsn/a0.8560.0.3.2264.022
crowded3.5220.0.4.3197.813
normal4.1210.21006.61610.912
loose2.2300.0.2.5274.719
open2.2300.0.2.7274.920
scattered1.9360.0.1.2453.127
grouped crowded1.8330.0.2.5284.321
grouped normal1.2450.0.0.7491.934
heterogeneous0.3700.0.2.5292.827
total18.290.210026.1644.43
Central Pre-Alpsn/a2.6260.0.1.3374.021
crowded9.2150.210010.91320.39
normal10.1140.210014.41124.68
loose6.4180.0.6.91713.312
open8.7140.21006.61715.511
scattered5.9180.0.1.9317.715
grouped crowded4.2210.21001.1415.518
grouped normal2.3280.0.1.7334.021
heterogeneous2.2300.0.3.4245.719
total51.650.85048.25100.62
Eastern Pre-Alpsn/a1.4380.0.1.0442.528
crowded7.4160.4718.61416.410
normal6.8170.210010.61317.69
loose5.4190.0.4.1219.514
open7.1160.0.6.81613.911
scattered3.5240.0.2.1315.619
grouped crowded2.3300.0.1.4383.723
grouped normal2.4290.0.0.9493.325
heterogeneous0.21000.0.1.0451.241
total36.660.65836.6573.82
Northwestern Alpsn/a0.6580.21001.4372.229
crowded3.8231.4384.5219.713
normal4.7201.0459.61315.210
loose2.7280.0.2.5285.219
open2.7270.0.3.6236.317
scattered3.5240.0.3.1256.617
grouped crowded2.9260.4713.8237.116
grouped normal2.9260.4711.9335.219
heterogeneous1.2410.0.2.1313.424
total24.983.52432.5660.93
Central Alpsn/a0.4700.0.0.4700.848
crowded1.6340.4713.1245.118
normal2.3271.2401.6345.018
loose1.8330.8502.4284.919
open2.7260.6581.6354.919
scattered1.6350.21000.6572.428
grouped crowded1.6350.21000.0.1.833
grouped normal0.6580.0.0.21000.850
heterogeneous0.21000.0.0.21000.470
total12.7103.3249.91126.04
Northeastern Alpsn/a0.4710.21000.6581.141
crowded2.1281.6356.0179.612
normal0.7580.3702.7253.721
loose0.8510.21002.0323.025
open2.6270.6592.3285.518
scattered1.5350.4722.1314.122
grouped crowded1.2410.0.0.7491.931
grouped normal0.4700.0.0.21000.557
heterogeneous0.21000.0.0.9441.141
total9.8133.32417.4830.64
Southwestern Alpsn/a0.4710.21001.2411.933
crowded3.5231.5359.81314.811
normal4.9201.53513.21119.79
loose3.4240.4718.71412.512
open4.4211.43811.61217.410
scattered7.6160.21008.51516.311
grouped crowded4.9200.7508.51514.111
grouped normal5.1200.6587.21612.912
heterogeneous1.0450.4713.9225.319
total35.377.01672.53114.82
Southeastern Alpsn/a1.0450.0.2.9263.923
crowded7.8150.6588.51516.910
normal9.9141.1419.71420.89
loose5.4190.6589.71415.711
open11.0130.47116.01127.48
scattered12.3120.210010.31322.89
grouped crowded6.8170.21007.81614.711
grouped normal4.6210.0.6.41711.113
heterogeneous6.4170.8505.21912.412
total65.154.02276.54145.62
Southern Alpsn/a0.21000.0.1.0451.241
crowded6.0183.42426.0835.47
normal4.8201.83323.9830.47
loose4.0222.72613.41220.19
open5.3191.04511.61318.010
scattered7.1160.210012.01219.39
grouped crowded2.9261.0459.21413.112
grouped normal2.3290.0.6.1178.515
heterogeneous1.0450.8505.9187.716
total33.6711.013109.13153.72
Switzerlandn/a16.6110.65813.41230.68
crowded143.7310.91399.84254.42
normal174.938.915108.84292.72
loose85.155.12060.06150.13
open92.344.42170.35167.03
scattered66.451.83443.87112.04
grouped crowded34.282.82735.6772.55
grouped normal25.891.14525.4952.36
heterogeneous17.9102.03226.1946.06
total657.0137.57483.211177.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #860215/326546
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.3400.0.0.0.1.340
crowded22.791.33810.41334.57
normal36.061.1418.61545.75
loose19.0100.21003.62322.89
open20.190.21004.12224.48
scattered10.8130.6580.85012.112
grouped crowded3.0260.0.0.4713.424
grouped normal2.9260.0.0.21003.126
heterogeneous2.8260.0.0.4713.225
total118.623.42328.47150.51
Eastern Juran/a1.0420.0.0.0.1.042
crowded17.890.0.1.63519.48
normal14.9100.31001.83317.09
loose5.0190.0.0.8505.818
open1.5380.0.0.6582.131
scattered1.0440.0.0.21001.240
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total41.230.31005.11946.62
Western Plateaun/a1.8310.0.0.21002.030
crowded12.5110.0.1.04413.510
normal13.3110.0.2.23015.510
loose6.0180.0.0.5706.517
open5.1190.0.0.4715.519
scattered3.1250.0.0.5703.623
grouped crowded1.2410.0.0.0.1.241
grouped normal0.7580.0.0.0.0.758
heterogeneous0.4710.0.0.21000.658
total44.130.0.5.01949.12
Central Plateaun/a1.6350.0.0.0.1.635
crowded16.690.0.3.62220.38
normal23.280.0.1.53524.87
loose7.7150.21001.5359.414
open6.7160.0.1.5358.315
scattered2.1300.0.0.4712.627
grouped crowded0.5700.0.0.21000.757
grouped normal0.0.0.0.0.0.0.0.
heterogeneous1.2410.0.0.4701.535
total59.730.21009.21369.11
Eastern Plateaun/a3.0250.0.0.21003.124
crowded28.370.0.1.43529.87
normal38.560.0.2.42940.95
loose14.9110.0.1.43816.310
open11.6120.0.0.65812.212
scattered3.8220.0.0.0.3.822
grouped crowded0.7570.0.0.0.0.757
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.7500.0.0.0.0.750
total101.610.0.6.018107.61
Western Pre-Alpsn/a0.8560.0.2.9273.723
crowded3.3220.0.4.3197.613
normal4.1210.21006.61610.912
loose2.2300.0.2.5274.719
open2.2300.0.2.5284.820
scattered1.9360.0.1.2453.127
grouped crowded1.4380.0.2.5283.922
grouped normal1.2450.0.0.7491.934
heterogeneous0.3700.0.2.5292.827
total17.690.210025.6743.33
Central Pre-Alpsn/a2.4270.0.1.3373.822
crowded9.2150.210010.71320.19
normal10.1140.210014.21124.48
loose6.4180.0.6.91713.312
open8.5150.21006.41715.111
scattered5.9180.0.1.9317.715
grouped crowded4.2210.21000.9455.418
grouped normal2.3280.0.1.7334.021
heterogeneous2.2300.0.3.4245.719
total51.250.85047.4599.42
Eastern Pre-Alpsn/a1.4380.0.1.0442.528
crowded7.4160.4718.61416.410
normal6.6170.210010.01316.710
loose5.4190.0.4.1219.514
open7.1160.0.6.61713.711
scattered3.5240.0.2.1315.619
grouped crowded2.1310.0.1.2413.324
grouped normal2.4290.0.0.9493.325
heterogeneous0.21000.0.1.0451.241
total36.160.65835.6672.32
Northwestern Alpsn/a0.6580.21001.4372.229
crowded3.8231.4384.3219.514
normal4.7201.0459.31315.010
loose2.7280.0.2.5285.219
open2.7270.0.3.6236.317
scattered2.9260.0.3.1256.018
grouped crowded2.9260.4713.4246.717
grouped normal2.3300.4711.9334.621
heterogeneous1.2410.0.2.1313.424
total23.783.52431.7658.93
Central Alpsn/a0.4700.0.0.4700.848
crowded1.4370.4713.1244.918
normal2.3271.2401.6345.018
loose1.8330.8502.4284.919
open2.7260.6581.6354.919
scattered1.4380.21000.6572.230
grouped crowded1.4370.21000.0.1.635
grouped normal0.6580.0.0.21000.850
heterogeneous0.21000.0.0.21000.470
total12.1113.3249.91125.44
Northeastern Alpsn/a0.4710.21000.6581.141
crowded1.9291.6356.0179.412
normal0.7580.3702.5263.522
loose0.8510.21001.8342.827
open2.4280.6592.3285.318
scattered1.5350.4722.1314.122
grouped crowded1.2410.0.0.7491.931
grouped normal0.4700.0.0.21000.557
heterogeneous0.21000.0.0.9441.141
total9.5133.32417.0829.85
Southwestern Alpsn/a0.4710.21001.2411.933
crowded3.5231.5359.81314.811
normal4.7201.53513.21119.59
loose3.4240.4718.71412.512
open4.4211.43811.61217.410
scattered7.4160.21008.51516.111
grouped crowded4.9200.7508.51514.111
grouped normal4.5210.6587.21612.312
heterogeneous1.0450.4713.9225.319
total34.377.01672.53113.82
Southeastern Alpsn/a1.0450.0.2.9263.923
crowded7.8150.6588.31516.710
normal9.7141.1419.61420.49
loose5.4190.6589.51415.511
open10.8130.47116.01127.28
scattered11.5130.21009.91421.69
grouped crowded6.5170.21007.81614.511
grouped normal4.4210.0.6.41710.813
heterogeneous6.4170.6585.21912.212
total63.553.82375.64142.82
Southern Alpsn/a0.21000.0.1.0451.241
crowded5.6193.42426.0835.07
normal4.4211.83323.1829.37
loose4.0222.52713.01219.510
open5.3191.04511.61318.010
scattered6.7170.210011.81218.710
grouped crowded2.7261.0458.81512.512
grouped normal2.3290.0.6.1178.515
heterogeneous0.8500.8505.7187.316
total32.0710.813107.13150.02
Switzerlandn/a16.4110.65813.11230.18
crowded141.9310.91399.04251.82
normal173.038.915106.74288.52
loose84.754.92059.26148.83
open91.244.42169.55165.13
scattered63.651.83443.07108.44
grouped crowded32.882.82734.4769.95
grouped normal24.091.14525.4950.56
heterogeneous17.7101.83325.9945.46
total645.2137.17476.311158.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #860216/326547
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.6580.0.0.0.0.658
crowded30.171.7339.81441.66
normal31.271.3388.41540.96
loose12.6120.0.3.92216.510
open20.290.21003.62324.08
scattered6.6170.0.0.4717.016
grouped crowded1.6350.0.0.0.1.635
grouped normal2.1310.21000.4712.627
heterogeneous8.4150.0.1.5359.914
total113.323.42328.07144.81
Eastern Juran/a0.0.0.0.0.0.0.0.
crowded16.990.31001.43718.68
normal15.890.0.2.42818.28
loose5.2190.0.0.4715.618
open1.9330.0.0.6582.529
scattered0.6570.0.0.21000.849
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total40.330.31005.11945.72
Western Plateaun/a1.4350.0.0.0.1.435
crowded16.590.0.1.63518.18
normal12.9110.0.1.93314.810
loose3.6230.0.0.4714.021
open5.1190.0.0.8505.918
scattered1.0440.0.0.21001.241
grouped crowded0.4710.0.0.0.0.471
grouped normal0.6570.0.0.0.0.657
heterogeneous0.6570.0.0.0.0.657
total42.030.0.5.01947.02
Central Plateaun/a0.0.0.21000.4710.657
crowded18.290.0.2.92521.18
normal22.480.0.2.42724.87
loose6.6170.0.0.8497.316
open7.6150.0.1.3378.914
scattered2.6270.0.0.4713.026
grouped crowded0.4710.0.0.21000.757
grouped normal0.21000.0.0.0.0.2100
heterogeneous1.5350.0.0.8502.328
total59.530.21009.21369.01
Eastern Plateaun/a1.0450.0.0.0.1.045
crowded30.570.0.2.52833.06
normal35.960.0.2.13038.06
loose15.8100.0.0.65816.310
open12.2120.0.0.65812.812
scattered2.1300.0.0.0.2.130
grouped crowded0.4710.0.0.0.0.471
grouped normal1.1410.0.0.0.1.141
heterogeneous0.6580.0.0.21000.850
total99.620.0.6.018105.61
Western Pre-Alpsn/a0.7580.0.1.4412.133
crowded3.7220.0.6.0169.712
normal4.1210.0.4.7198.813
loose1.4380.0.2.2293.622
open1.2400.0.3.1264.321
scattered2.5300.0.2.6295.120
grouped crowded0.7580.0.2.7283.524
grouped normal1.0460.0.1.1452.132
heterogeneous0.31000.21000.8501.241
total15.6100.210024.5740.33
Central Pre-Alpsn/a1.7330.0.0.7492.527
crowded10.9130.47112.61224.08
normal12.4120.0.9.21421.69
loose3.1260.21005.6198.815
open7.1160.21008.91416.210
scattered2.3280.0.2.2294.520
grouped crowded2.7260.0.0.6583.324
grouped normal2.8250.0.0.7503.622
heterogeneous5.0200.0.5.71810.713
total47.950.85046.4595.12
Eastern Pre-Alpsn/a0.6580.0.1.0451.635
crowded10.3130.0.12.71122.98
normal10.2130.6588.11519.09
loose2.1300.0.4.1216.217
open4.2220.0.2.5296.717
scattered2.7270.0.1.7354.321
grouped crowded0.6580.0.1.4372.031
grouped normal1.8330.0.2.1313.922
heterogeneous0.4710.0.0.6581.145
total32.960.65834.2667.73
Northwestern Alpsn/a0.0.0.0.1.4371.437
crowded3.8231.8339.51315.110
normal2.7270.8507.01610.412
loose2.4290.0.1.6354.022
open1.8330.0.3.7235.618
scattered2.7270.0.1.0443.723
grouped crowded1.5380.21002.9264.621
grouped normal1.3410.21001.3412.727
heterogeneous1.4370.21001.8333.524
total17.6103.22530.2651.13
Central Alpsn/a0.0.0.0.0.0.0.0.
crowded2.1290.6583.1235.816
normal1.5341.3372.1295.017
loose0.6580.21000.8491.534
open1.6340.21001.0452.725
scattered0.8490.21000.4711.437
grouped crowded0.8500.0.0.21001.044
grouped normal1.0440.0.0.8501.832
heterogeneous1.2390.21000.4711.832
total9.5122.7268.71220.95
Northeastern Alpsn/a0.0.0.0.0.6580.658
crowded1.1401.5354.3216.915
normal1.0450.6594.4206.016
loose0.8510.31000.8511.833
open0.7580.3701.3382.429
scattered1.3370.31002.4274.021
grouped crowded1.4380.21001.6353.124
grouped normal1.2410.21000.4701.733
heterogeneous0.21000.0.0.0.0.2100
total7.6153.32415.8926.65
Southwestern Alpsn/a1.0450.21001.6352.926
crowded4.0221.73312.71218.39
normal2.0310.55810.61313.111
loose2.0320.8506.5179.314
open4.4211.63515.81021.89
scattered5.2190.8508.31514.311
grouped crowded1.7330.21001.8333.723
grouped normal1.4380.0.2.7264.122
heterogeneous2.8271.0457.71511.413
total24.586.81667.7499.02
Southeastern Alpsn/a1.0450.0.2.3303.325
crowded4.8200.0.6.91611.712
normal7.2161.7338.91417.810
loose6.5170.4718.01514.911
open10.7130.210013.91124.88
scattered7.9160.210010.11318.210
grouped crowded4.6210.21005.61910.314
grouped normal5.6190.0.7.81613.412
heterogeneous2.3290.21004.3216.917
total50.652.92667.84121.32
Southern Alpsn/a0.21000.0.1.2411.438
crowded5.9184.32131.7741.96
normal4.5212.82619.1926.38
loose0.8500.21006.7177.716
open2.9260.47111.81215.211
scattered2.9260.8505.0198.815
grouped crowded1.2410.6588.1159.914
grouped normal1.0450.4716.2177.616
heterogeneous0.8500.21003.4244.421
total20.199.61493.33123.12
Switzerlandn/a8.3150.47110.61419.410
crowded158.7312.313117.84288.82
normal163.739.71491.44264.82
loose63.352.03242.37107.64
open81.853.12569.05153.83
scattered41.172.33035.1778.55
grouped crowded17.8111.43825.1944.37
grouped normal21.0101.04523.5945.46
heterogeneous25.691.93227.2854.76
total581.2134.17442.021057.41
© WSL, Swiss National Forest Inventory, 18.06.2020 #860217/326548
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.6580.0.0.0.0.658
crowded31.371.7339.81442.86
normal31.871.3388.61541.76
loose12.6120.0.4.12216.610
open20.890.21003.62324.68
scattered8.0150.0.0.4718.415
grouped crowded2.6270.0.0.0.2.627
grouped normal2.5290.21000.4713.026
heterogeneous8.4150.0.1.5359.914
total118.623.42328.47150.51
Eastern Juran/a0.0.0.0.0.0.0.0.
crowded17.390.31001.43719.08
normal16.290.0.2.42818.68
loose5.2190.0.0.4715.618
open1.9330.0.0.6582.529
scattered0.6570.0.0.21000.849
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total41.230.31005.11946.62
Western Plateaun/a1.4350.0.0.0.1.435
crowded16.990.0.1.63518.68
normal13.7110.0.1.93315.610
loose3.8220.0.0.4714.221
open5.5180.0.0.8506.317
scattered1.2400.0.0.21001.438
grouped crowded0.4710.0.0.0.0.471
grouped normal0.6570.0.0.0.0.657
heterogeneous0.6570.0.0.0.0.657
total44.130.0.5.01949.12
Central Plateaun/a0.21000.21000.4710.850
crowded18.290.0.2.92521.18
normal22.480.0.2.42724.87
loose6.6170.0.0.8497.316
open7.6150.0.1.3378.914
scattered2.6270.0.0.4713.026
grouped crowded0.4710.0.0.21000.757
grouped normal0.21000.0.0.0.0.2100
heterogeneous1.5350.0.0.8502.328
total59.730.21009.21369.11
Eastern Plateaun/a1.0450.0.0.0.1.045
crowded31.070.0.2.52833.66
normal36.360.0.2.13038.56
loose15.9100.0.0.65816.510
open12.4120.0.0.65813.012
scattered2.4290.0.0.0.2.429
grouped crowded0.4710.0.0.0.0.471
grouped normal1.1410.0.0.0.1.141
heterogeneous0.9450.0.0.21001.141
total101.610.0.6.018107.61
Western Pre-Alpsn/a0.7580.0.1.4412.133
crowded3.9210.0.6.21610.012
normal4.1210.0.4.7198.813
loose1.4380.0.2.2293.622
open1.2400.0.3.3254.521
scattered2.5300.0.2.6295.120
grouped crowded2.5300.0.3.1265.619
grouped normal1.0460.0.1.4412.430
heterogeneous0.31000.21000.8501.241
total17.690.210025.6743.33
Central Pre-Alpsn/a1.7330.0.0.7492.527
crowded11.3130.47113.01224.88
normal12.6120.0.9.21421.89
loose3.1260.21005.6198.815
open7.7160.21009.11417.010
scattered3.2240.0.2.4275.718
grouped crowded3.0250.0.0.6583.622
grouped normal3.2240.0.0.7504.021
heterogeneous5.4190.0.5.91811.313
total51.250.85047.4599.42
Eastern Pre-Alpsn/a0.6580.0.1.0451.635
crowded10.8130.0.13.11123.88
normal10.4130.6588.51419.69
loose2.8270.0.4.1216.916
open4.7200.0.2.5297.116
scattered2.9260.0.1.7354.621
grouped crowded1.2410.0.2.0313.225
grouped normal2.4290.0.2.1314.520
heterogeneous0.4710.0.0.6581.145
total36.160.65835.6672.32
Northwestern Alpsn/a0.0.0.0.1.4371.437
crowded5.0201.8339.91316.810
normal3.3240.8507.71511.712
loose2.6270.0.1.6354.221
open2.4290.0.3.7236.217
scattered3.7230.0.1.0444.820
grouped crowded2.7270.4713.1256.218
grouped normal2.1310.21001.3413.624
heterogeneous1.9330.21002.0314.122
total23.783.52431.7658.93
Central Alpsn/a0.0.0.0.0.0.0.0.
crowded2.3280.6583.4236.315
normal1.7321.3372.3285.416
loose0.6580.4710.8491.732
open1.6340.21001.2413.025
scattered1.4370.4700.6572.428
grouped crowded1.8330.21000.6572.527
grouped normal1.4370.0.0.8502.229
heterogeneous1.4370.21000.4712.031
total12.1113.3249.91125.44
Northeastern Alpsn/a0.0.0.0.0.6580.658
crowded1.5351.5354.5207.415
normal1.4380.6594.4206.416
loose1.0450.31000.8512.032
open1.0450.3701.9313.224
scattered1.3370.31002.4274.021
grouped crowded1.6350.21001.6353.324
grouped normal1.5350.21000.9442.626
heterogeneous0.21000.0.0.0.0.2100
total9.5133.32417.0829.85
Southwestern Alpsn/a1.2410.21001.6353.126
crowded5.4191.93113.51120.89
normal2.8270.55811.21214.511
loose2.4290.8506.8169.913
open5.7181.63516.21023.58
scattered10.3140.8509.91421.09
grouped crowded2.1300.21002.6284.920
grouped normal1.6350.0.2.9264.521
heterogeneous2.8271.0457.81511.612
total34.377.01672.53113.82
Southeastern Alpsn/a1.0450.21002.5293.723
crowded6.1180.0.7.71513.811
normal7.8161.7339.91419.49
loose8.1150.4718.71517.310
open11.4130.47114.91126.78
scattered9.9140.47111.11321.59
grouped crowded8.4150.21006.81715.411
grouped normal8.0160.21009.21417.410
heterogeneous2.7270.21004.7207.616
total63.553.82375.64142.82
Southern Alpsn/a0.21000.0.1.4381.635
crowded7.0174.32133.9745.35
normal5.4192.92621.3929.77
loose0.8500.4717.5168.715
open4.1220.65813.01217.710
scattered8.2151.0459.11418.310
grouped crowded2.9260.8509.71413.412
grouped normal2.2300.6587.61610.313
heterogeneous1.2410.21003.8235.119
total32.0710.813107.13150.02
Switzerlandn/a8.7150.75811.01420.310
crowded168.1312.512123.44304.02
normal169.939.81496.64276.42
loose66.752.42944.37113.44
open88.053.52472.75164.23
scattered58.262.92742.27103.34
grouped crowded30.182.03230.3862.36
grouped normal27.881.43827.3856.46
heterogeneous27.781.93228.6858.26
total645.2137.17476.311158.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #860218/326549
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.6580.0.0.0.0.658
crowded31.971.73310.01343.66
normal32.071.3388.61541.96
loose12.9120.0.4.12217.010
open20.890.21003.62324.68
scattered8.9150.0.0.4719.314
grouped crowded2.6270.0.0.0.2.627
grouped normal2.5290.21000.4713.026
heterogeneous8.4150.0.1.5359.914
total120.623.42328.67152.71
Eastern Juran/a0.0.0.0.0.0.0.0.
crowded17.790.31001.43719.48
normal16.490.0.2.42818.88
loose5.2190.0.0.4715.618
open2.1310.0.0.6582.727
scattered0.6570.0.0.21000.849
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total42.030.31005.11947.42
Western Plateaun/a1.4350.0.0.0.1.435
crowded16.990.0.1.63518.68
normal13.7110.0.1.93315.610
loose3.8220.0.0.4714.221
open5.5180.0.0.8506.317
scattered1.2400.0.0.21001.438
grouped crowded0.4710.0.0.0.0.471
grouped normal0.8490.0.0.0.0.849
heterogeneous0.6570.0.0.0.0.657
total44.330.0.5.01949.22
Central Plateaun/a0.21000.21000.4710.850
crowded18.490.0.3.12421.58
normal22.480.0.2.42724.87
loose6.6170.0.0.8497.316
open7.6150.0.1.3378.914
scattered2.8260.0.0.4713.225
grouped crowded0.4710.0.0.21000.757
grouped normal0.21000.0.0.0.0.2100
heterogeneous1.5350.0.0.8502.328
total60.020.21009.41369.71
Eastern Plateaun/a1.0450.0.0.0.1.045
crowded31.570.0.2.52834.16
normal36.360.0.2.13038.56
loose16.2100.0.0.65816.710
open12.6120.0.0.65813.212
scattered2.7270.0.0.0.2.727
grouped crowded0.4710.0.0.0.0.471
grouped normal1.1410.0.0.0.1.141
heterogeneous0.9450.0.0.21001.141
total102.910.0.6.018108.91
Western Pre-Alpsn/a0.7580.0.1.4412.133
crowded4.3200.0.6.21610.511
normal4.1210.0.4.7198.813
loose1.4380.0.2.2293.622
open1.2400.0.3.3254.521
scattered2.7290.0.2.6295.319
grouped crowded2.7290.0.3.1265.818
grouped normal1.0460.0.1.4412.430
heterogeneous0.31000.21000.8501.241
total18.490.210025.6744.23
Central Pre-Alpsn/a1.7330.0.0.7492.527
crowded12.3120.47113.01225.88
normal12.6120.0.9.51422.09
loose3.3250.21005.8189.214
open7.7160.21009.11417.010
scattered4.0220.0.2.6266.616
grouped crowded3.6220.0.0.8504.420
grouped normal3.4230.0.0.7504.221
heterogeneous5.8180.0.5.91811.712
total54.450.85048.25103.42
Eastern Pre-Alpsn/a0.6580.0.1.0451.635
crowded11.2130.0.13.11124.28
normal10.6130.6588.51419.89
loose2.9260.0.4.1217.116
open4.9200.0.2.5297.316
scattered3.1250.0.1.7354.820
grouped crowded1.4380.0.2.2303.623
grouped normal3.0250.0.2.1315.119
heterogeneous0.6580.0.0.6581.341
total38.360.65835.8674.82
Northwestern Alpsn/a0.0.0.0.1.4371.437
crowded5.2191.83310.11317.29
normal3.3240.8507.91511.911
loose2.6270.0.1.6354.221
open2.4290.0.3.7236.217
scattered4.3210.0.1.0445.419
grouped crowded3.5240.4713.1257.017
grouped normal2.3300.21001.3413.823
heterogeneous2.1310.21002.0314.321
total25.883.52432.1661.43
Central Alpsn/a0.0.0.0.0.0.0.0.
crowded2.3280.8503.5226.615
normal1.7321.3372.3285.416
loose0.6580.4710.8491.732
open1.6340.4711.5353.522
scattered1.4370.4700.6572.428
grouped crowded2.2300.21000.6572.925
grouped normal1.6350.0.0.8502.428
heterogeneous1.4370.21000.4712.031
total12.7103.72210.51126.94
Northeastern Alpsn/a0.0.0.0.0.6580.658
crowded1.9311.5354.7208.014
normal1.4380.6594.5196.516
loose1.0450.31001.1452.330
open1.2410.5571.9313.622
scattered1.9310.31002.4274.620
grouped crowded2.3280.21001.6354.121
grouped normal1.5350.21000.9442.626
heterogeneous0.21000.0.0.0.0.2100
total11.4123.52317.7832.54
Southwestern Alpsn/a1.2410.21001.6353.126
crowded6.0181.93113.51121.49
normal2.8270.55811.21214.511
loose2.4290.8506.8169.913
open6.5171.63516.21024.38
scattered13.1121.04510.11424.38
grouped crowded3.3240.21002.6286.118
grouped normal1.6350.0.2.9264.521
heterogeneous3.2251.0458.91413.012
total40.267.21673.73121.12
Southeastern Alpsn/a1.0450.21002.5293.723
crowded6.5170.0.8.11514.611
normal7.8161.9329.91419.69
loose8.3150.4719.31418.110
open11.7130.47115.31127.48
scattered11.4130.65811.11323.19
grouped crowded10.0140.21007.41617.610
grouped normal9.4140.21009.41419.010
heterogeneous3.3240.4714.7208.415
total69.544.42177.84151.62
Southern Alpsn/a0.21000.0.1.4381.635
crowded7.6164.32134.1746.15
normal5.8182.92621.5930.37
loose1.0450.6587.7169.314
open4.9200.65813.41218.910
scattered9.8141.0459.71420.59
grouped crowded3.7230.85010.31414.711
grouped normal3.3240.6587.81611.713
heterogeneous1.2410.21004.0225.319
total37.5711.013109.73158.32
Switzerlandn/a8.7150.75811.01420.310
crowded173.8312.712124.94311.52
normal170.9310.01497.44278.42
loose68.152.62845.56116.24
open90.853.92273.95168.53
scattered67.953.32543.27114.44
grouped crowded36.672.03231.9870.45
grouped normal31.781.43827.7860.86
heterogeneous29.582.13029.8861.45
total677.9138.77485.311201.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #860219/326550
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
rockfall SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regioncrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.1410.0.0.0.1.141
crowded23.181.43510.31234.86
normal36.361.0418.61445.95
loose19.290.21003.52222.98
open20.490.21004.02124.78
scattered11.0120.5580.94512.411
grouped crowded3.3230.0.0.3713.622
grouped normal3.3230.0.0.21003.523
heterogeneous3.1240.0.0.4713.423
total120.823.32328.27152.31
Eastern Juran/a0.9430.0.0.0.0.943
crowded17.580.0.1.73319.28
normal14.4100.21001.93116.59
loose5.1180.0.0.9446.017
open1.9310.0.0.6582.527
scattered1.1400.0.0.21001.337
grouped crowded0.0.0.0.0.0.0.0.
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.0.0.0.0.0.0.0.
total41.030.21005.21846.52
Western Plateaun/a2.1270.0.0.21002.326
crowded12.8100.0.1.14013.89
normal12.9110.0.2.12815.010
loose6.2170.0.0.4706.616
open4.8190.0.0.6585.418
scattered3.0240.0.0.4703.423
grouped crowded1.4350.0.0.0.1.435
grouped normal0.8500.0.0.0.0.850
heterogeneous0.6580.0.0.21000.850
total44.530.0.5.01849.62
Central Plateaun/a1.6330.0.0.0.1.633
crowded17.390.0.3.52120.88
normal22.970.0.1.93024.87
loose7.6140.21001.4339.213
open7.3150.0.1.9309.213
scattered2.6250.0.0.4712.923
grouped crowded0.4700.0.0.21000.657
grouped normal0.0.0.0.0.0.0.0.
heterogeneous1.2380.0.0.3701.533
total60.920.21009.61270.71
Eastern Plateaun/a2.9240.0.0.21003.023
crowded28.970.0.1.93030.86
normal38.450.0.2.12940.55
loose14.6100.0.1.43516.010
open10.9120.0.0.55811.412
scattered4.3200.0.0.0.4.320
grouped crowded0.8490.0.0.0.0.849
grouped normal0.0.0.0.0.0.0.0.
heterogeneous0.7500.0.0.0.0.750
total101.310.0.6.116107.51
Western Pre-Alpsn/a0.9480.0.3.1244.020
crowded3.4210.21004.5188.013
normal4.0200.21006.11610.312
loose2.2270.0.2.7245.018
open2.1280.0.3.3235.317
scattered1.6360.0.1.4382.925
grouped crowded1.8320.0.2.4264.220
grouped normal1.0450.0.1.0402.030
heterogeneous0.5580.0.2.2292.725
total17.580.37126.5644.33
Central Pre-Alpsn/a2.7250.0.1.9304.619
crowded8.7140.47010.51319.69
normal10.0130.85013.91124.78
loose6.4170.0.6.91613.311
open8.5140.21007.21515.810
scattered5.6170.0.1.9307.515
grouped crowded4.1200.21001.2385.517
grouped normal2.1290.0.1.7313.821
heterogeneous2.0300.0.3.4235.418
total50.151.53548.55100.22
Eastern Pre-Alpsn/a1.3380.0.1.1402.427
crowded6.9160.4718.61315.89
normal6.6160.210011.21218.09
loose4.9190.0.4.2199.113
open7.4150.0.6.81514.210
scattered3.7220.0.2.3295.917
grouped crowded2.3270.0.1.2383.622
grouped normal2.3280.0.1.2403.523
heterogeneous0.4710.0.0.9451.338
total35.860.55837.4573.72
Northwestern Alpsn/a0.5580.21001.5332.227
crowded3.5221.2384.4199.213
normal4.4200.9459.81215.19
loose2.7260.0.2.9255.617
open2.6250.0.3.9216.516
scattered3.2230.0.2.8246.016
grouped crowded2.8250.4713.3236.516
grouped normal2.5260.4712.7255.617
heterogeneous1.0410.21002.1293.323
total23.483.22333.4560.03
Central Alpsn/a0.4700.0.0.5570.944
crowded1.6320.8503.3225.716
normal2.1281.1401.5344.618
loose1.8310.7502.2284.718
open2.5260.6581.6324.718
scattered1.6330.21000.5572.327
grouped crowded1.6330.21000.0.1.831
grouped normal0.7500.0.0.4711.141
heterogeneous0.5580.0.0.21000.750
total12.8103.42210.21126.44
Northeastern Alpsn/a0.5570.21000.5581.237
crowded2.5241.4356.0169.911
normal1.2410.3702.4253.920
loose0.7510.11001.8322.725
open2.3270.6592.5255.317
scattered1.7310.4722.1304.220
grouped crowded1.4350.0.0.7492.028
grouped normal0.3700.0.0.21000.557
heterogeneous0.21000.0.0.8441.041
total10.8113.02416.9830.74
Southwestern Alpsn/a0.6580.21001.3382.030
crowded4.2201.43510.51216.110
normal5.3181.43513.11119.88
loose3.6220.4718.71412.611
open4.5201.23811.21216.910
scattered7.4150.21007.71515.310
grouped crowded5.4180.7507.91414.011
grouped normal5.0190.7507.21513.011
heterogeneous0.9450.5583.6215.118
total36.866.61671.33114.72
Southeastern Alpsn/a0.9450.0.2.7253.622
crowded7.3150.6588.41416.310
normal9.3141.0419.71320.09
loose5.9170.75010.01316.710
open11.2120.55815.71027.47
scattered12.2120.210010.31322.68
grouped crowded6.3160.21007.51514.011
grouped normal5.3180.0.6.81612.112
heterogeneous6.7160.7505.01812.511
total65.143.92176.14145.12
Southern Alpsn/a0.21000.0.0.9451.141
crowded6.1174.12127.0737.26
normal4.4201.63324.3830.37
loose3.9212.62613.41119.99
open4.9190.94510.91216.810
scattered6.7160.210011.61218.59
grouped crowded3.2230.9458.91413.011
grouped normal2.3280.0.5.7178.014
heterogeneous1.0410.9456.2178.214
total32.8711.112109.02152.92
Switzerlandn/a16.5100.55813.81130.97
crowded143.8311.712101.74257.22
normal172.138.614108.64289.42
loose84.944.91960.55150.33
open91.344.22170.65166.03
scattered65.751.63342.36109.64
grouped crowded35.072.52733.5771.05
grouped normal25.781.14127.0853.86
heterogeneous18.8102.32825.3846.46
total653.8137.47483.411174.60
© WSL, Swiss National Forest Inventory, 18.06.2020 #860220/326551
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a2.3306.4174.7212.8270.210016.511
crowded38.3657.2518.71014.2114.122132.54
normal49.7574.1420.21018.7104.222167.03
loose23.8927.7813.51211.8133.22580.05
open21.5922.3916.61119.3104.12283.85
scattered10.3148.21510.31414.7111.83345.37
grouped crowded2.5292.3305.71910.0141.04521.410
grouped normal2.1310.6584.72110.2141.04518.510
heterogeneous2.9262.1302.4297.5160.65815.411
total153.22201.0196.84109.3420.19580.41
inside perimetern/a0.0.0.0.0.0.0.6580.0.0.658
crowded1.4380.0.0.6585.3193.22510.614
normal1.3380.0.0.6585.3191.8339.015
loose0.21000.21000.0.1.4382.3294.122
open0.21000.0.0.21002.7270.8504.022
scattered0.6580.0.0.0.0.8500.21001.635
grouped crowded0.0.0.0.0.21001.2410.6582.032
grouped normal0.0.0.0.0.0.0.8500.0.0.850
heterogeneous0.0.0.0.0.0.1.0450.6581.635
total3.7230.21001.63519.1109.61434.37
outside perimetern/a0.0.0.4714.8206.5171.04512.612
crowded12.2126.31723.3929.2823.8894.84
normal10.4136.21829.1834.9721.59102.14
loose4.3213.32413.31223.0912.01256.06
open4.7202.62815.71133.2711.01367.35
scattered1.0450.8504.92020.4106.21733.28
grouped crowded0.4710.21003.62317.7108.01529.98
grouped normal0.21000.0.3.32414.5115.01923.09
heterogeneous0.4710.6586.81711.2134.82023.89
total33.6720.39104.93190.7293.33442.82
totaln/a2.3306.8169.51410.0141.24129.78
crowded51.9563.5542.6648.8631.17237.83
normal61.4580.3450.0658.9527.58278.12
loose28.3831.3726.7836.2717.610140.14
open26.4824.9832.5755.3616.011155.13
scattered11.9139.01415.21135.878.21580.15
grouped crowded2.8272.5299.61428.989.61453.46
grouped normal2.3300.6588.01625.695.91842.47
heterogeneous3.3252.7279.21419.7106.01840.87
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #860221/326552
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a2.3306.4174.7212.8270.210016.511
crowded39.5658.2519.91018.6105.619141.83
normal50.9574.7420.6921.894.421172.43
loose24.0928.3814.11213.9124.02284.35
open21.9923.3918.01023.095.31991.54
scattered12.0129.11411.11324.596.71763.45
grouped crowded3.1262.3307.91616.8112.72632.98
grouped normal2.9260.6585.91812.0132.32923.89
heterogeneous2.9262.3292.8279.1150.85017.811
total159.42205.21105.13142.5332.07644.31
inside perimetern/a0.0.0.0.0.0.0.6580.0.0.658
crowded1.4380.0.0.6585.5193.42411.013
normal1.3380.0.0.6585.3191.8339.015
loose0.21000.21000.0.2.0322.5274.920
open0.21000.0.0.21003.0261.0454.421
scattered0.6580.0.0.0.1.0450.21001.833
grouped crowded0.0.0.0.0.21001.6351.0452.827
grouped normal0.0.0.0.0.0.1.0450.0.1.045
heterogeneous0.0.0.0.0.0.1.0450.8501.833
total3.7230.21001.63520.9910.81337.37
outside perimetern/a0.0.0.4714.8206.5171.04512.612
crowded12.2126.31723.9931.6826.08100.04
normal10.6136.21830.5736.5723.18106.94
loose4.5213.32413.51224.8913.01259.16
open4.7202.62815.71135.0711.61369.75
scattered1.0450.8505.12024.0911.81242.77
grouped crowded0.4710.21004.62020.5108.81534.57
grouped normal0.21000.0.3.32415.9116.11725.69
heterogeneous0.4710.6586.81712.4125.71825.99
total34.0720.39108.33207.32107.13477.11
totaln/a2.3306.8169.51410.0141.24129.78
crowded53.1564.5544.5655.8535.07252.82
normal62.8580.9451.8563.5529.37288.22
loose28.7831.9727.6840.6719.510148.33
open26.8825.9833.9760.9518.010165.63
scattered13.6129.91416.21149.6618.710107.94
grouped crowded3.5242.52912.81239.0712.51270.35
grouped normal3.1260.6589.31429.088.51550.46
heterogeneous3.3252.9269.61422.497.31645.66
total197.11225.71215.11370.81150.021158.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #860222/326553
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a2.0306.6164.9192.9250.210016.510
crowded39.8659.5518.8919.496.117143.63
normal50.6574.1420.6922.094.420171.83
loose24.4828.1713.71114.5113.92184.64
open22.6822.9818.11023.094.91991.64
scattered12.3129.81310.71326.086.71665.55
grouped crowded3.3232.5268.51417.5103.22335.17
grouped normal3.3230.7505.41813.8112.32825.68
heterogeneous3.1242.4272.9259.4141.04118.910
total161.52206.61103.53148.7332.87653.11
inside perimetern/a0.0.0.0.0.0.0.5580.0.0.558
crowded1.4350.0.0.9455.3184.12111.712
normal1.2380.0.1.1414.7191.6338.614
loose0.21000.21000.0.1.9302.6264.919
open0.21000.0.0.21002.8250.9454.121
scattered0.5580.0.0.0.0.9450.21001.633
grouped crowded0.0.0.0.0.21001.5350.9452.527
grouped normal0.0.0.0.0.0.1.1410.0.1.141
heterogeneous0.0.0.0.0.0.1.4350.9452.328
total3.6220.21002.42820.2911.11237.47
outside perimetern/a0.0.0.3715.7176.6160.94513.611
crowded12.2126.71623.7832.7727.07102.34
normal10.6136.21731.1736.9724.38109.04
loose4.4203.32313.81125.4813.41160.45
open4.7193.02417.41034.8710.91270.85
scattered1.1410.7505.41823.2811.61242.06
grouped crowded0.3710.21004.81919.598.91433.87
grouped normal0.21000.0.3.82117.4105.71727.18
heterogeneous0.4710.5586.41611.8126.21725.38
total33.9720.99112.33208.22109.02484.31
totaln/a2.0306.91510.61210.0131.14130.67
crowded53.4566.1443.5657.5537.26257.62
normal62.5480.2452.8563.6530.37289.42
loose29.0731.6727.5841.9619.99149.93
open27.4825.9835.7760.6516.810166.53
scattered13.91110.51316.11050.1618.59109.14
grouped crowded3.6222.72513.51138.5713.01171.45
grouped normal3.5230.7509.21432.378.01453.86
heterogeneous3.5233.0249.31422.698.21446.56
total198.91227.71218.21377.01152.921174.80
© WSL, Swiss National Forest Inventory, 18.06.2020 #860223/326554
NFI3
forest area
rockfall SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a2.3306.4174.9202.8270.210016.711
crowded39.5659.0520.11019.0106.018143.63
normal51.1575.5420.8922.294.820174.43
loose24.0928.7814.11213.9124.02284.75
open22.5923.3918.21023.495.31992.74
scattered12.2129.51411.11326.497.11666.25
grouped crowded3.3252.3308.51517.3112.92634.38
grouped normal3.3250.6585.91813.4122.32925.69
heterogeneous2.9262.3292.8279.1151.04518.010
total161.02207.61106.53147.4333.67656.11
inside perimetern/a0.0.0.0.0.0.0.6580.0.0.658
crowded1.4380.0.0.6585.5193.42411.013
normal1.3380.0.0.6585.3191.8339.015
loose0.21000.21000.0.2.0322.7265.119
open0.21000.0.0.21003.0261.0454.421
scattered0.6580.0.0.0.1.0450.21001.833
grouped crowded0.0.0.0.0.21001.6351.0452.827
grouped normal0.0.0.0.0.0.1.0450.0.1.045
heterogeneous0.0.0.0.0.0.1.2410.8502.032
total3.7230.21001.63521.1911.01337.77
outside perimetern/a0.0.0.4715.0206.5171.04512.912
crowded12.2126.51724.1932.0726.08100.84
normal10.6136.21831.4737.1723.98109.14
loose4.5213.32413.51225.2913.41259.96
open4.9202.62816.31135.0711.61370.55
scattered1.2410.8505.12024.4912.01243.57
grouped crowded0.4710.21005.01920.9109.21435.77
grouped normal0.21000.0.3.32415.9116.11725.69
heterogeneous0.4710.6586.81712.4125.91826.19
total34.4720.59110.53209.52109.13484.11
totaln/a2.3306.8169.91410.0141.24130.18
crowded53.1565.5544.9656.5535.47255.32
normal63.0581.7452.8564.5530.47292.52
loose28.7832.3727.6841.0720.19149.73
open27.6825.9834.7761.3518.010167.63
scattered14.01210.31316.21151.8619.39111.54
grouped crowded3.7232.52913.71239.8713.11272.85
grouped normal3.5240.6589.31430.488.51552.26
heterogeneous3.3252.9269.61422.697.71646.16
total199.21228.31218.71378.01153.721177.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #860224/326555
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a0.6582.5283.1262.0320.21008.415
crowded46.2665.0524.9915.7115.918157.63
normal46.7671.0426.9814.1124.521163.23
loose17.61026.186.61712.3130.85063.45
open22.4924.8812.61219.1102.92681.85
scattered7.3165.7187.11617.7102.92640.97
grouped crowded1.6351.2414.02210.0141.24118.010
grouped normal2.1312.0325.71810.4141.04521.110
heterogeneous8.6152.7275.8198.0160.85025.99
total153.22201.0196.84109.3420.19580.41
inside perimetern/a0.0.0.21000.0.0.21000.0.0.471
crowded2.0320.0.0.4715.7184.32112.413
normal1.4380.0.0.6585.1192.8269.814
loose0.0.0.0.0.21001.6350.21002.032
open0.21000.0.0.21002.3290.4713.125
scattered0.0.0.0.0.0.1.4380.8502.230
grouped crowded0.0.0.0.0.0.0.8500.6581.438
grouped normal0.21000.0.0.0.0.4710.4711.045
heterogeneous0.0.0.0.0.21001.6350.21002.032
total3.7230.21001.63519.1109.61434.37
outside perimetern/a0.0.0.4713.0265.9181.24110.514
crowded11.4137.11631.7736.7731.77118.54
normal10.9136.51722.0932.8719.1991.34
loose4.4211.83311.91317.7106.71742.57
open4.3212.82714.31135.9711.81269.25
scattered0.6580.6586.41722.595.01935.17
grouped crowded0.0.0.21004.62112.0138.11525.09
grouped normal0.4710.0.3.82313.0126.21723.49
heterogeneous1.6351.0457.11714.3123.42427.38
total33.6720.39104.93190.7293.33442.82
totaln/a0.6583.1256.1188.1161.43819.410
crowded59.6572.0456.9558.1541.96288.62
normal59.0577.5449.6652.0626.38264.42
loose22.0927.8818.71031.687.716107.94
open26.9827.6827.1857.3515.211154.13
scattered7.9166.31813.61241.678.81578.25
grouped crowded1.6351.4388.61522.899.91444.47
grouped normal2.7282.0329.51423.797.61645.56
heterogeneous10.2143.72313.11223.994.42155.26
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 18.06.2020 #860225/326556
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a0.6582.7273.1262.2300.21008.815
crowded48.8666.7527.7821.997.616172.83
normal48.1672.2427.5816.7115.818170.43
loose18.01026.787.61614.9111.04568.25
open23.2925.6813.81223.394.92090.84
scattered9.6146.7179.61431.889.81467.65
grouped crowded2.7271.2417.71621.5103.72336.77
grouped normal2.5292.2307.61616.4113.32432.08
heterogeneous8.6153.1256.91710.2141.24129.98
total162.22207.21111.33159.0337.57677.21
inside perimetern/a0.0.0.21000.0.0.4710.0.0.658
crowded2.0320.0.0.4716.1184.32112.812
normal1.4380.0.0.6585.3192.92610.214
loose0.0.0.0.0.21001.8330.6582.628
open0.21000.0.0.21002.9260.6583.922
scattered0.0.0.0.0.0.2.2301.0453.225
grouped crowded0.0.0.0.0.0.1.2410.8502.032
grouped normal0.21000.0.0.0.0.6580.6581.438
heterogeneous0.0.0.0.0.21001.8330.21002.230
total3.7230.21001.63522.3911.01338.97
outside perimetern/a0.0.0.4713.0266.1181.43810.914
crowded11.6137.31632.7740.0734.17125.74
normal11.1136.51722.7935.6721.5997.34
loose4.6211.83312.11319.5107.71645.76
open4.3212.82714.71138.9713.41274.15
scattered0.6580.6586.91725.599.71443.37
grouped crowded0.0.0.21006.01815.21110.31431.78
grouped normal0.4710.0.4.02215.4117.81627.68
heterogeneous1.6351.0457.31616.1114.02229.98
total34.2720.59109.43212.32109.73486.11
totaln/a0.6583.3246.1188.7151.63520.310
crowded62.4573.9460.8568.1546.15311.32
normal60.6578.7450.8657.6530.37277.92
loose22.6928.4819.91036.279.314116.44
open27.7828.4828.7865.2518.910168.93
scattered10.2147.31616.41159.6520.59114.14
grouped crowded2.7271.43813.71237.9714.71170.45
grouped normal3.1262.23011.61332.4811.71361.06
heterogeneous10.2144.12214.31228.185.31961.96
total200.11227.91222.31393.71158.321202.21
© WSL, Swiss National Forest Inventory, 18.06.2020 #860226/326557
NFI3
forest area
rockfall SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%5.81.50.0.1.91.92.10.51.21.20.40.40.0.5.32.60.60.34.11.51.90.92.81.40.0.3.01.81.70.80.0.6.62.12.01.23.71.70.50.31.21.24.00.90.20.20.0.2.41.01.90.2
1-9%17.12.419.57.815.86.013.41.24.22.114.82.50.0.11.63.714.51.212.62.517.12.610.32.622.57.310.03.111.82.012.14.414.72.819.23.315.93.55.10.97.32.917.81.79.41.29.45.521.92.713.10.4
10-25%19.82.69.55.225.26.914.11.225.24.617.62.810.510.58.73.213.81.217.52.926.33.128.53.822.57.525.74.610.81.925.85.920.53.215.23.022.73.97.31.015.64.123.61.911.01.320.77.316.02.415.90.5
26-50%18.82.511.86.410.15.011.11.113.73.618.02.863.216.13.62.07.20.911.82.518.52.725.43.73.33.36.12.49.31.823.05.619.43.110.02.614.63.35.40.913.63.815.81.66.81.025.28.119.52.611.80.4
51-75%14.02.22.82.810.15.05.70.815.23.89.62.226.314.55.12.53.20.67.62.012.92.312.82.73.33.32.51.44.41.38.43.615.72.94.21.720.43.72.10.63.31.910.41.42.80.70.0.15.92.47.00.3
76-100%20.72.63.93.91.91.96.30.820.44.04.71.40.0.5.82.51.90.512.22.44.71.55.81.90.0.4.52.23.61.127.66.013.02.63.61.610.93.10.80.43.52.06.81.10.50.30.0.21.02.66.10.3
total96.21.247.69.765.07.052.91.779.94.165.13.1100.0.40.25.641.21.665.93.681.42.785.72.951.78.551.85.241.63.096.92.190.02.454.24.288.33.021.21.644.65.478.41.830.71.955.48.296.71.256.00.6
inside perimeter< 1%0.0.0.0.0.0.0.20.20.0.0.0.0.0.1.21.10.10.10.0.0.0.0.90.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.21.21.20.0.0.0.0.0.0.0.0.10.0
1-9%0.0.0.0.0.0.0.70.30.0.0.0.0.0.5.02.41.60.41.20.80.0.0.0.0.0.0.70.71.50.80.0.0.80.80.0.0.0.2.60.66.32.70.40.32.70.70.0.0.0.1.20.1
10-25%0.0.0.0.0.0.0.60.20.90.90.0.0.0.3.82.21.50.41.20.80.0.0.0.2.12.10.0.0.0.0.0.1.30.90.0.0.0.2.30.64.72.40.20.21.50.50.0.0.0.0.90.1
26-50%0.0.0.0.0.0.0.60.31.31.30.0.0.0.1.21.20.70.30.60.60.0.0.0.0.0.0.0.0.30.30.0.0.0.0.80.80.0.0.80.43.72.10.0.1.30.50.0.0.0.0.50.1
51-75%0.0.0.0.0.0.0.30.20.0.0.0.0.0.2.71.90.10.10.60.60.0.0.0.0.0.0.0.0.30.30.0.0.0.1.51.10.0.0.30.22.51.80.0.0.40.30.0.0.0.0.30.1
76-100%0.0.0.0.0.0.0.20.20.0.0.0.0.0.1.21.10.0.0.0.0.0.0.0.0.0.1.01.00.40.40.0.0.80.80.0.0.0.0.30.20.0.0.0.0.20.20.0.0.0.0.20.1
total0.0.0.0.0.0.2.70.62.21.60.0.0.0.15.04.03.90.63.51.40.0.0.90.92.12.11.71.32.61.00.0.2.81.42.31.30.0.6.51.018.44.40.60.36.11.00.0.0.0.3.20.2
outside perimeter< 1%0.0.7.95.40.0.1.60.40.0.2.21.00.0.9.43.42.80.50.0.1.60.90.0.0.0.4.72.30.80.60.0.0.60.61.31.00.0.1.40.51.01.00.60.32.40.60.0.0.0.1.50.2
1-9%1.30.714.67.016.25.310.51.02.41.75.31.50.0.6.22.719.51.35.71.71.90.90.60.617.16.56.02.515.42.21.51.51.81.112.92.70.70.727.31.810.83.44.10.922.41.76.44.60.0.12.10.4
10-25%0.90.623.27.910.74.816.91.36.12.411.72.30.0.5.02.517.81.39.22.27.51.92.51.35.23.819.94.214.92.20.0.1.20.910.92.63.91.924.81.713.83.85.91.121.91.78.54.70.30.313.40.4
26-50%1.30.76.74.66.33.610.21.05.22.310.12.00.0.11.63.310.31.08.72.25.71.63.91.69.74.76.72.612.92.11.51.51.00.711.12.60.70.711.41.38.02.96.51.112.01.39.95.62.51.08.60.4
51-75%0.40.40.0.1.91.93.00.62.11.53.51.20.0.4.62.22.80.54.01.50.90.75.71.93.33.34.32.16.61.50.0.0.50.55.82.04.82.05.80.93.52.02.20.73.60.88.54.70.50.53.30.2
76-100%0.0.0.0.0.0.2.30.52.11.52.10.90.0.8.23.21.80.43.01.30.90.70.60.610.85.34.72.15.21.30.0.2.11.21.51.11.71.31.60.50.0.1.70.60.90.411.45.30.0.1.90.2
total3.81.252.49.735.07.044.41.717.83.934.93.10.0.44.95.754.91.730.63.518.62.713.42.846.28.746.45.255.83.03.12.17.22.143.54.111.73.072.31.837.15.221.01.863.11.944.68.23.31.240.80.6
total< 1%5.81.57.95.41.91.93.90.71.21.22.61.00.0.15.84.23.50.64.11.53.51.33.61.60.0.7.82.82.50.90.0.7.32.23.41.53.71.72.00.63.42.04.50.92.60.70.0.2.41.03.60.2
1-9%18.42.534.19.232.07.424.71.56.62.620.22.70.0.22.84.735.61.619.43.019.02.811.02.739.78.216.83.828.82.813.74.617.23.032.03.816.63.635.01.924.44.822.41.934.51.915.86.921.92.726.50.6
10-25%20.72.632.78.435.87.631.61.632.24.929.33.310.510.517.54.333.11.628.03.433.93.331.13.929.98.245.65.225.72.725.85.923.13.426.13.726.54.234.41.934.15.329.62.134.42.029.28.516.32.430.30.6
26-50%20.12.618.57.716.46.021.81.420.24.328.03.263.216.116.43.818.11.321.13.124.22.929.33.813.05.612.83.422.42.624.65.820.33.221.83.515.33.417.71.525.34.822.41.920.11.735.19.022.02.720.90.5
51-75%14.42.22.82.812.05.49.01.017.34.013.22.426.314.512.43.76.10.812.22.513.82.418.63.26.64.56.82.511.31.98.43.616.22.911.62.725.23.98.21.19.33.212.61.56.81.18.54.716.42.410.60.4
76-100%20.72.63.93.91.91.98.91.022.54.26.81.70.0.15.14.13.60.615.22.65.61.66.42.010.85.310.23.29.31.727.66.015.92.95.11.912.73.32.70.63.52.08.51.21.60.511.45.321.02.68.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860227/326558
NFI3
forest area
rockfall SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%5.81.50.0.1.91.92.20.51.21.20.40.40.0.5.42.60.60.34.21.50.50.52.81.40.0.3.01.81.70.80.0.6.72.12.01.23.11.60.50.31.21.23.60.80.20.20.0.2.41.01.90.2
1-9%17.22.419.57.815.86.013.71.24.22.114.52.40.0.11.83.714.31.212.12.517.52.79.22.522.57.310.03.111.82.012.14.414.82.918.73.315.23.55.00.97.53.018.01.88.61.29.75.721.92.713.00.4
10-25%19.52.69.55.225.26.913.51.225.24.617.72.810.510.57.42.913.61.217.62.926.43.129.13.922.57.525.74.610.71.925.85.920.73.315.53.123.14.07.51.113.33.823.51.911.11.321.37.516.02.415.80.5
26-50%18.92.511.86.410.15.011.21.113.73.618.12.863.216.13.72.17.10.911.92.518.82.726.03.73.33.36.12.49.51.823.05.619.63.29.42.514.93.45.20.914.03.915.81.76.91.126.08.419.52.611.90.4
51-75%14.12.22.82.810.15.05.90.815.23.89.72.226.314.55.22.53.30.67.72.013.22.313.12.73.33.32.51.44.51.38.43.615.42.94.31.720.83.72.10.63.41.910.61.42.80.70.0.15.92.47.10.3
76-100%20.82.63.93.91.91.96.40.820.44.04.71.50.0.5.92.61.80.512.32.44.81.55.91.90.0.4.52.23.71.227.66.013.22.63.61.611.13.20.80.43.62.16.61.10.60.30.0.21.02.66.20.3
total96.21.247.69.765.07.052.91.779.94.165.23.1100.0.39.35.640.71.765.73.681.12.886.22.851.78.551.85.242.03.096.92.190.52.453.54.288.13.021.11.643.15.578.21.930.11.957.18.496.71.255.90.6
inside perimeter< 1%0.0.0.0.0.0.0.20.20.0.0.0.0.0.1.21.20.10.10.0.0.0.0.90.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.21.21.20.0.0.0.0.0.0.0.0.10.0
1-9%0.0.0.0.0.0.0.70.30.0.0.0.0.0.5.12.51.40.41.20.80.0.0.0.0.0.0.70.71.60.80.0.0.80.80.0.0.0.2.70.76.42.80.40.32.80.70.0.0.0.1.20.1
10-25%0.0.0.0.0.0.0.60.30.90.90.0.0.0.3.92.21.50.41.20.90.0.0.0.2.12.10.0.0.0.0.0.1.30.90.0.0.0.2.30.64.92.40.20.21.50.50.0.0.0.0.90.1
26-50%0.0.0.0.0.0.0.60.31.31.30.0.0.0.1.21.20.70.30.60.60.0.0.0.0.0.0.0.0.30.30.0.0.0.0.80.80.0.0.80.43.82.10.0.1.30.50.0.0.0.0.50.1
51-75%0.0.0.0.0.0.0.40.20.0.0.0.0.0.2.71.90.10.10.60.60.0.0.0.0.0.0.0.0.30.30.0.0.0.1.61.10.0.0.30.22.61.80.0.0.40.30.0.0.0.0.30.1
76-100%0.0.0.0.0.0.0.20.20.0.0.0.0.0.1.21.20.0.0.0.0.0.0.0.0.0.1.01.00.50.50.0.0.80.80.0.0.0.0.30.20.0.0.0.0.20.20.0.0.0.0.20.1
total0.0.0.0.0.0.2.70.62.21.60.0.0.0.15.24.03.80.63.51.40.0.0.90.92.12.11.71.32.71.00.0.2.91.42.41.30.0.6.61.018.94.50.60.46.21.00.0.0.0.3.20.2
outside perimeter< 1%0.0.7.95.40.0.1.60.40.0.2.21.00.0.9.53.42.70.60.0.1.70.90.0.0.0.4.72.30.80.60.0.0.0.1.41.00.0.1.40.51.11.10.60.32.40.60.0.0.0.1.50.2
1-9%1.30.714.67.016.25.310.21.02.41.75.41.50.0.6.32.719.71.35.71.71.91.00.70.717.16.56.02.514.42.21.51.51.81.113.12.70.70.727.41.811.13.54.10.922.61.76.64.80.0.12.10.4
10-25%0.90.623.27.910.74.817.01.36.12.411.82.30.0.5.12.517.91.39.32.27.71.91.91.15.23.819.94.215.42.20.0.1.30.911.02.63.91.924.91.814.23.96.01.122.01.78.74.90.30.313.50.4
26-50%1.30.76.74.66.33.610.21.05.22.310.22.00.0.11.73.410.51.08.82.25.81.63.91.69.74.76.72.612.62.11.51.51.00.711.32.70.70.711.21.38.23.06.51.112.11.47.15.12.51.08.60.4
51-75%0.40.40.0.1.91.92.90.62.11.53.21.20.0.4.72.22.90.64.01.50.90.75.81.93.33.34.32.16.81.60.0.0.50.55.92.04.82.05.90.93.62.02.30.73.70.88.74.90.50.53.30.2
76-100%0.0.0.0.0.0.2.40.52.11.52.21.00.0.8.33.21.70.43.01.30.90.70.70.710.85.34.72.15.41.30.0.2.11.21.51.11.81.31.40.50.0.1.70.60.90.411.85.40.0.1.90.2
total3.81.252.49.735.07.044.41.717.83.934.83.10.0.45.65.755.51.730.73.518.92.813.02.746.28.746.45.255.23.13.12.16.72.044.14.211.93.072.31.838.15.321.21.863.71.942.98.43.31.240.90.6
total< 1%5.81.57.95.41.91.94.00.71.21.22.61.00.0.16.14.23.40.64.21.52.11.13.71.70.0.7.82.82.51.00.0.6.72.13.41.53.11.62.10.63.52.04.20.92.60.70.0.2.41.03.50.2
1-9%18.52.534.19.232.07.424.71.56.62.619.92.70.0.23.14.735.41.618.92.919.42.89.92.639.78.216.83.827.82.813.74.617.43.131.83.815.93.535.11.925.14.922.51.934.01.916.37.121.92.726.30.6
10-25%20.42.632.78.435.87.631.11.632.24.929.53.310.510.516.34.233.01.628.13.534.03.331.04.029.98.245.65.226.12.725.85.923.33.426.53.727.04.334.71.932.35.329.72.134.72.030.18.716.32.430.20.6
26-50%20.22.618.57.716.46.022.01.420.24.328.33.363.216.116.63.918.31.321.33.124.63.029.93.913.05.612.83.422.42.624.65.820.63.221.43.515.63.417.21.525.94.922.31.920.31.733.19.022.02.721.00.5
51-75%14.42.32.82.812.05.49.11.017.34.012.92.426.314.512.53.86.30.812.32.514.12.418.93.26.64.56.82.511.62.08.43.615.92.911.72.725.64.08.41.19.63.212.91.56.91.18.74.916.42.410.70.4
76-100%20.82.63.93.91.91.99.11.022.54.26.91.70.0.15.34.13.50.615.22.65.71.66.62.010.85.310.23.29.61.827.66.016.02.95.21.912.93.32.60.63.62.18.31.21.60.511.85.421.02.68.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860228/326559
NFI4
forest area
rockfall SilvaProtect · crown closure
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
rockfall SilvaProtectcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a0.6582.7273.1262.2300.21008.815
crowded47.8665.9525.9820.3107.017167.03
normal47.7672.2427.3816.7115.419169.43
loose17.61026.587.21614.7110.85066.85
open23.1925.4813.61221.994.12288.15
scattered8.8156.2188.41526.498.21557.96
grouped crowded2.7271.2416.71716.6112.92630.18
grouped normal2.5292.0326.71714.6122.23028.08
heterogeneous8.6153.1256.3189.0151.24128.18
total159.42205.21105.13142.5332.07644.31
inside perimetern/a0.0.0.21000.0.0.4710.0.0.658
crowded2.0320.0.0.4715.9184.32112.612
normal1.4380.0.0.6585.1192.92610.014
loose0.0.0.0.0.21001.8330.4712.429
open0.21000.0.0.21002.5280.6583.524
scattered0.0.0.0.0.0.1.8331.0452.827
grouped crowded0.0.0.0.0.0.1.2410.8502.032
grouped normal0.21000.0.0.0.0.6580.6581.438
heterogeneous0.0.0.0.0.21001.6350.21002.032
total3.7230.21001.63520.9910.81337.37
outside perimetern/a0.0.0.4713.0266.1181.43810.914
crowded11.4137.11632.7739.1733.97124.14
normal11.1136.51722.4935.2721.3996.54
loose4.6211.83311.91318.7107.51644.57
open4.3212.82714.71138.1713.01272.95
scattered0.6580.6586.71725.399.11442.37
grouped crowded0.0.0.21005.61914.6119.71430.18
grouped normal0.4710.0.4.02215.2117.61627.28
heterogeneous1.6351.0457.31615.1113.82328.78
total34.0720.39108.33207.32107.13477.11
totaln/a0.6583.3246.1188.7151.63520.310
crowded61.2573.0459.0565.3545.35303.72
normal60.2578.7450.4657.0529.77275.92
loose22.2928.2819.31035.278.715113.74
open27.6828.2828.5862.6517.710164.53
scattered9.4146.71715.01153.5618.310103.04
grouped crowded2.7271.43812.31232.5813.41262.26
grouped normal3.1262.03210.71330.4810.31356.66
heterogeneous10.2144.12213.71225.795.11958.76
total197.11225.71215.11370.81150.021158.71
© WSL, Swiss National Forest Inventory, 18.06.2020 #860229/326560
NFI3
forest area
rockfall SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%5.91.50.0.1.91.92.00.51.31.30.40.40.0.5.92.90.60.33.61.50.50.51.61.10.0.3.21.91.50.70.0.6.22.11.51.13.21.60.40.31.51.54.00.90.0.0.0.2.51.01.80.2
1-9%17.12.516.37.415.86.013.11.24.42.215.12.50.0.13.04.114.01.311.82.517.32.78.72.519.37.310.63.212.02.112.14.415.12.917.03.314.33.54.00.96.13.117.11.87.21.210.46.021.82.712.70.5
10-25%19.82.69.95.425.26.913.61.226.44.818.02.90.0.5.62.814.31.317.93.025.63.129.34.025.78.223.74.610.42.025.85.921.13.316.53.422.94.06.41.116.34.622.72.09.01.322.97.816.22.415.80.5
26-50%19.22.612.36.610.15.011.01.113.43.717.32.875.016.24.12.35.80.911.52.519.32.826.73.80.0.6.42.68.81.823.05.619.93.210.52.814.63.43.20.89.33.715.61.75.81.120.88.019.32.611.50.4
51-75%13.02.23.03.010.15.05.90.815.94.09.62.225.016.22.92.11.90.57.82.113.52.413.52.83.83.71.51.04.51.48.43.615.72.94.01.821.33.81.60.62.61.810.91.52.20.70.0.15.72.47.00.3
76-100%21.12.64.14.11.91.96.30.918.94.04.91.50.0.3.92.20.80.312.52.44.91.56.12.00.0.4.72.34.11.327.66.012.32.63.21.611.43.20.80.41.31.36.71.20.40.30.0.21.22.66.30.3
total96.11.345.59.965.07.051.81.880.34.265.33.2100.0.35.55.837.51.865.13.781.12.885.82.948.79.150.15.441.23.296.92.190.32.452.84.587.83.116.31.637.25.976.92.024.81.954.08.996.61.255.20.6
inside perimeter< 1%0.0.0.0.0.0.0.30.20.0.0.0.0.0.1.31.30.10.10.0.0.0.0.90.90.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.21.51.50.0.0.0.0.0.0.0.0.10.1
1-9%0.0.0.0.0.0.0.80.30.0.0.0.0.0.5.62.71.10.41.20.80.0.0.0.0.0.0.80.81.70.90.0.0.80.80.0.0.0.2.80.87.93.40.50.33.20.80.0.0.0.1.20.1
10-25%0.0.0.0.0.0.0.60.31.01.00.0.0.0.4.32.51.50.41.20.90.0.0.0.2.42.40.0.0.0.0.0.1.41.00.0.0.0.2.60.74.72.70.20.21.70.60.0.0.0.0.90.1
26-50%0.0.0.0.0.0.0.50.21.41.40.0.0.0.1.31.30.80.30.60.60.0.0.0.0.0.0.0.0.40.40.0.0.0.0.90.90.0.0.80.43.12.20.0.1.60.50.0.0.0.0.50.1
51-75%0.0.0.0.0.0.0.40.20.0.0.0.0.0.3.02.10.10.10.60.60.0.0.0.0.0.0.0.0.40.40.0.0.0.1.81.20.0.0.40.31.81.80.0.0.20.20.0.0.0.0.30.1
76-100%0.0.0.0.0.0.0.30.20.0.0.0.0.0.1.31.30.0.0.0.0.0.0.0.0.0.1.11.10.50.50.0.0.80.80.0.0.0.0.40.30.0.0.0.0.20.20.0.0.0.0.20.1
total0.0.0.0.0.0.2.70.62.31.70.0.0.0.16.84.43.70.73.61.50.0.0.90.92.42.41.81.33.01.10.0.2.91.42.61.50.0.7.31.218.95.00.70.46.91.10.0.0.0.3.30.2
outside perimeter< 1%0.0.8.25.60.0.1.70.50.0.2.31.00.0.10.53.83.10.60.0.1.71.00.0.0.0.5.02.40.90.60.0.0.0.1.51.10.0.1.70.61.31.30.60.42.30.70.0.0.0.1.60.2
1-9%1.30.715.27.216.25.310.61.12.51.75.61.60.0.5.62.822.31.55.81.82.01.00.70.719.57.35.62.513.42.21.51.51.91.113.02.80.70.730.82.113.64.34.20.924.81.97.15.10.0.12.50.4
10-25%0.90.624.18.210.74.817.61.36.32.511.82.40.0.5.62.818.61.49.52.37.41.91.91.16.04.320.94.416.32.40.0.1.30.910.72.84.02.026.62.017.44.76.31.223.31.99.35.20.30.313.70.5
26-50%1.30.77.04.86.33.610.41.15.42.410.12.10.0.13.03.710.71.18.92.25.91.74.11.77.33.87.12.712.32.11.51.51.00.711.02.80.70.711.81.57.23.17.11.212.91.57.65.42.61.08.70.4
51-75%0.40.40.0.1.91.92.90.61.01.02.81.10.0.3.92.12.70.64.11.51.00.76.02.03.83.74.62.27.41.70.0.0.50.56.62.35.02.14.60.94.42.52.30.74.00.99.35.20.50.53.20.2
76-100%0.0.0.0.0.0.2.30.52.21.62.21.00.0.9.23.51.40.43.01.31.00.70.70.712.46.05.02.25.41.40.0.2.11.21.71.21.81.31.00.40.0.1.90.71.00.412.65.80.0.1.90.2
total3.91.354.59.935.07.045.41.717.43.934.73.20.0.47.86.058.81.831.33.618.92.813.32.848.99.348.15.355.83.23.12.16.82.044.64.412.23.176.41.943.96.122.42.068.42.046.08.93.41.241.60.6
total< 1%5.91.58.25.61.91.94.00.71.31.32.71.10.0.17.84.73.80.73.61.52.21.12.51.40.0.8.23.02.30.90.0.6.22.13.01.53.21.62.30.74.32.54.61.02.30.70.0.2.51.03.60.3
1-9%18.42.531.59.232.07.424.51.56.92.720.72.80.0.24.25.137.41.818.83.019.32.89.42.638.88.716.94.027.22.913.74.617.73.130.03.915.03.537.62.227.65.621.82.035.22.117.57.521.82.726.40.6
10-25%20.72.634.08.635.87.631.81.633.75.129.73.40.0.15.44.434.51.828.63.532.93.331.24.034.19.044.75.326.72.925.85.923.73.527.34.027.04.335.62.238.36.129.22.234.12.132.29.116.52.430.50.6
26-50%20.52.619.27.916.46.021.81.520.24.427.33.375.016.218.44.217.31.421.03.225.33.130.74.07.33.813.53.621.52.724.65.820.93.322.43.715.33.515.81.619.64.922.72.020.31.828.48.921.82.720.70.6
51-75%13.42.23.03.012.05.49.11.016.94.112.42.525.016.29.83.64.70.812.52.614.52.419.53.37.55.06.12.512.32.18.43.616.22.912.33.026.34.16.51.18.83.513.21.66.51.19.35.216.22.410.40.4
76-100%21.12.64.14.11.91.98.81.021.14.37.21.80.0.14.44.32.20.515.52.65.91.76.72.112.46.010.83.310.01.927.66.015.22.94.92.013.23.42.20.61.31.38.61.31.60.612.65.821.22.68.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860230/326561
NFI4
forest area
rockfall SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%2.51.07.05.01.91.91.50.41.31.32.91.20.0.4.32.53.00.61.20.92.41.11.01.07.35.11.11.11.40.87.53.60.80.80.70.74.51.81.90.60.0.1.80.60.60.34.34.31.90.82.00.2
1-9%11.62.115.17.217.06.112.41.25.82.615.22.612.512.416.34.516.11.411.42.521.32.912.72.920.47.417.24.113.32.220.85.514.72.816.63.37.82.45.91.112.04.119.31.911.41.47.15.111.82.113.40.5
10-25%20.22.64.03.917.16.114.81.316.44.023.93.137.518.25.62.810.81.119.03.027.13.221.93.69.75.716.93.812.12.114.04.717.63.123.13.815.53.55.21.012.84.321.31.98.11.229.48.920.12.615.00.5
26-50%20.42.719.37.915.85.79.21.020.04.412.92.512.512.42.82.04.30.711.52.517.32.623.93.611.35.89.63.27.61.723.95.716.93.14.21.921.03.92.80.78.43.214.21.73.10.84.34.315.32.310.10.4
51-75%17.22.50.0.9.65.07.40.914.33.78.82.125.016.22.61.82.40.612.52.68.52.017.03.30.0.4.62.24.01.213.34.420.03.36.72.318.43.90.60.32.61.810.81.51.30.53.33.322.72.77.80.4
76-100%24.22.70.0.3.82.66.60.922.44.31.60.912.512.43.92.20.80.39.52.24.51.49.22.50.0.0.80.82.91.117.45.120.43.11.61.120.64.00.0.1.31.39.51.40.40.35.53.724.82.86.90.3
total96.11.345.59.965.07.051.81.880.34.265.33.2100.0.35.55.837.51.865.13.781.12.885.82.948.79.150.15.441.23.296.92.190.32.452.84.587.83.116.31.637.25.976.92.024.81.954.08.996.61.255.20.6
inside perimeter< 1%0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.31.30.10.10.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.4.82.80.0.0.0.0.0.0.0.0.10.0
1-9%0.0.0.0.0.0.0.80.30.0.0.0.0.0.6.93.01.90.51.81.00.0.0.90.90.0.0.80.80.40.40.0.0.80.80.0.0.0.3.80.94.62.50.20.23.50.80.0.0.0.1.40.2
10-25%0.0.0.0.0.0.0.70.32.31.70.0.0.0.4.32.51.40.40.60.60.0.0.0.0.0.0.0.0.90.60.0.1.41.00.90.90.0.1.80.66.53.20.40.31.80.60.0.0.0.1.00.1
26-50%0.0.0.0.0.0.0.20.20.0.0.0.0.0.1.31.30.30.20.0.0.0.0.0.2.42.40.0.0.70.50.0.0.80.80.90.90.0.1.20.53.12.20.0.1.20.50.0.0.0.0.40.1
51-75%0.0.0.0.0.0.0.50.30.0.0.0.0.0.2.92.10.0.0.60.60.0.0.0.0.0.1.11.10.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.40.30.0.0.0.0.20.1
76-100%0.0.0.0.0.0.0.50.30.0.0.0.0.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.50.50.0.0.0.0.90.90.0.0.20.20.0.0.0.0.0.0.0.0.0.0.20.1
total0.0.0.0.0.0.2.70.62.31.70.0.0.0.16.84.43.70.73.61.50.0.0.90.92.42.41.81.33.01.10.0.2.91.42.61.50.0.7.31.218.95.00.70.46.91.10.0.0.0.3.30.2
outside perimeter< 1%0.0.12.36.61.91.91.00.41.31.32.71.10.0.5.92.97.91.00.60.60.60.60.0.3.63.52.31.64.11.30.0.0.0.3.41.50.0.4.91.01.81.80.40.34.30.94.34.30.0.2.80.2
1-9%0.90.618.27.711.95.313.21.23.91.96.71.70.0.10.53.825.01.65.21.73.61.30.70.715.76.817.94.114.92.31.51.50.0.14.33.10.0.38.92.211.93.86.61.230.12.00.0.0.0.15.10.5
10-25%0.90.614.06.711.24.215.51.36.92.711.32.30.0.12.13.815.71.311.22.46.21.72.61.36.24.314.63.813.52.20.0.2.11.011.62.82.91.720.71.810.93.96.31.222.61.912.15.81.30.712.20.4
26-50%0.40.47.05.05.63.210.01.13.21.86.31.60.0.11.13.87.21.05.91.86.61.83.31.57.33.86.12.511.62.10.0.0.80.89.72.75.02.18.51.214.94.44.81.09.21.313.76.70.50.56.90.3
51-75%0.90.63.03.04.43.13.90.70.0.4.61.50.0.5.52.72.70.64.81.71.00.73.11.33.83.74.62.27.61.70.0.0.80.83.91.74.31.92.50.74.42.52.70.82.00.69.35.20.70.53.00.2
76-100%0.80.60.0.0.0.1.80.52.21.63.01.20.0.2.61.80.40.23.61.51.00.73.71.712.46.02.71.64.11.31.51.53.11.41.71.20.0.0.80.40.0.1.60.60.20.26.64.40.90.61.60.2
total3.91.354.59.935.07.045.41.717.43.934.73.20.0.47.86.058.81.831.33.618.92.813.32.848.99.348.15.355.83.23.12.16.82.044.64.412.23.176.41.943.96.122.42.068.42.046.08.93.41.241.60.6
total< 1%2.51.019.37.93.72.62.50.52.51.75.71.60.0.11.63.811.01.11.81.03.01.21.01.010.96.03.41.96.01.67.53.60.80.84.11.64.51.86.91.16.63.22.20.74.91.08.75.71.90.84.90.3
1-9%12.52.233.39.528.97.126.41.69.63.121.93.012.512.433.75.743.01.818.43.024.93.114.33.036.18.635.85.128.52.922.45.615.42.930.94.07.82.448.62.228.55.426.12.145.02.27.15.111.82.129.80.6
10-25%21.12.718.07.428.37.031.11.625.74.835.23.537.518.221.95.027.91.730.83.533.33.424.53.716.06.831.55.026.52.814.04.721.03.335.54.318.33.827.72.030.25.728.12.132.42.141.59.721.42.728.20.6
26-50%20.92.726.48.821.46.119.41.423.24.619.22.912.512.415.34.311.81.217.42.923.93.027.23.821.07.015.73.919.92.623.95.718.53.214.73.226.14.112.51.526.45.319.11.913.41.518.07.715.72.417.40.5
51-75%18.02.53.03.014.05.811.71.114.33.713.42.525.016.211.03.75.10.817.93.09.52.120.03.53.83.710.23.211.52.013.34.420.83.310.62.722.74.23.30.87.03.013.51.63.70.812.65.823.42.811.00.4
76-100%25.02.70.0.3.82.68.91.024.64.54.61.512.512.46.52.81.30.413.72.65.41.612.92.912.46.03.41.77.51.718.95.323.53.34.21.920.64.01.00.41.31.311.11.50.60.312.15.825.72.98.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860231/326562
NFI4
forest area
rockfall SilvaProtect · regeneration cover
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
rockfall SilvaProtectregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a< 1%2.51.06.84.91.81.81.70.41.21.22.81.110.510.54.62.33.50.61.20.82.41.01.01.09.55.31.01.02.00.97.43.50.80.80.60.65.01.92.10.60.0.2.20.71.30.511.76.11.80.82.30.2
1-9%11.42.118.47.618.26.113.21.25.42.414.92.515.711.415.64.016.81.211.62.521.12.915.53.017.56.419.14.013.82.120.55.414.22.717.93.29.22.69.01.19.43.221.01.815.61.58.85.111.42.014.60.5
10-25%20.32.63.93.716.55.915.51.215.43.824.23.131.615.96.92.812.21.120.13.127.13.121.03.510.65.316.93.613.32.015.34.818.33.120.23.414.93.46.31.014.74.021.31.89.21.226.48.319.82.615.20.5
26-50%20.12.618.67.615.25.59.91.021.04.212.72.410.510.54.72.35.60.811.22.417.22.622.93.512.95.68.52.88.01.623.55.617.03.05.72.020.33.74.30.813.93.614.91.64.40.83.93.916.62.410.40.4
51-75%18.12.50.0.9.24.87.40.913.53.59.42.121.114.07.92.83.40.612.22.59.22.017.13.22.32.24.02.03.81.113.14.419.43.26.52.117.83.80.90.43.31.910.61.42.20.63.02.922.42.77.70.3
76-100%23.82.70.0.5.43.06.40.823.84.21.50.910.510.53.21.91.00.39.22.24.31.48.82.40.0.1.61.22.81.017.15.020.93.12.21.221.13.90.50.32.21.68.61.20.50.34.93.324.82.86.40.3
total96.21.247.69.766.36.854.01.780.34.165.53.1100.0.43.05.442.41.665.53.681.32.786.42.852.88.451.25.043.83.097.02.190.62.353.14.288.23.023.21.643.55.378.41.833.21.858.78.196.81.156.60.6
inside perimeter< 1%0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.11.10.10.10.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.0.0.0.0.0.3.72.20.0.0.0.0.0.0.0.0.10.0
1-9%0.0.0.0.0.0.0.70.30.0.0.0.0.0.5.72.51.90.51.81.00.0.0.90.90.0.0.70.70.30.30.0.0.80.80.0.0.0.3.30.73.62.00.20.22.90.70.0.0.0.1.30.1
10-25%0.0.0.0.0.0.0.80.32.21.60.0.0.0.3.52.01.40.40.60.60.0.0.0.0.0.0.0.1.20.70.0.1.30.91.31.00.0.1.70.56.12.70.40.31.60.50.0.0.0.1.00.1
26-50%0.0.0.0.0.0.0.20.20.0.0.0.0.0.1.11.10.50.20.0.0.0.0.0.2.12.10.0.0.60.50.0.0.80.80.80.80.0.1.10.43.42.00.0.1.10.40.0.0.0.0.50.1
51-75%0.0.0.0.0.0.0.50.20.0.0.0.0.0.2.41.70.0.0.60.60.0.0.0.0.0.1.01.00.0.0.0.0.0.0.0.0.0.0.20.21.21.20.0.0.30.20.0.0.0.0.20.1
76-100%0.0.0.0.0.0.0.50.20.0.0.0.0.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.40.40.0.0.0.0.80.80.0.0.20.21.01.00.0.0.0.0.0.0.0.0.20.1
total0.0.0.0.0.0.2.70.52.21.60.0.0.0.13.93.73.90.63.51.40.0.0.90.92.12.11.61.23.01.10.0.2.81.42.91.40.0.6.51.019.14.40.60.46.01.00.0.0.0.3.20.2
outside perimeter< 1%0.0.11.86.41.81.80.90.31.21.22.61.10.0.4.92.46.80.80.60.60.60.60.0.3.03.02.01.44.41.20.0.0.0.3.01.30.0.4.20.81.41.40.40.33.70.83.93.90.0.2.70.2
1-9%0.80.617.57.411.55.112.51.13.61.86.81.70.0.9.83.322.61.45.11.63.51.30.60.613.55.917.73.714.32.11.51.50.0.12.52.70.0.35.41.99.33.06.11.127.21.80.0.0.0.14.60.4
10-25%0.80.613.56.410.84.114.81.27.72.811.72.20.0.11.43.513.81.111.52.45.91.72.51.25.33.712.93.413.22.00.0.2.01.013.72.92.81.618.51.58.53.16.11.119.51.610.85.21.20.711.60.4
26-50%0.40.46.84.95.43.19.61.03.01.76.01.50.0.9.23.27.20.95.71.86.91.83.11.46.23.28.12.610.91.90.0.0.80.89.92.54.82.08.81.113.83.84.40.98.51.112.36.10.40.46.90.3
51-75%0.80.62.82.84.23.03.80.70.0.4.41.40.0.5.62.53.00.64.71.60.90.62.91.36.44.44.02.07.01.50.0.0.80.83.51.54.21.92.60.64.42.22.40.71.80.58.44.70.70.52.90.2
76-100%0.80.60.0.0.0.1.70.42.11.52.91.20.0.2.11.50.30.23.51.40.90.73.61.610.65.22.41.43.51.11.51.53.01.41.51.10.0.0.90.40.0.1.60.60.20.25.94.00.90.61.40.2
total3.81.252.49.733.76.843.31.717.53.834.53.10.0.43.15.453.71.631.03.518.72.712.82.745.18.547.25.053.23.03.02.16.62.044.04.111.83.070.41.837.55.221.01.860.91.941.38.13.21.140.20.6
total< 1%2.51.018.67.63.62.52.60.52.31.65.41.510.510.510.73.310.41.01.81.02.91.21.01.012.56.03.01.76.81.67.43.50.80.83.61.45.01.96.31.05.22.52.60.75.00.915.66.61.80.85.10.3
1-9%12.32.135.99.429.77.126.41.59.12.921.82.915.711.431.25.041.31.618.42.924.63.017.13.231.07.537.54.828.52.722.05.515.02.830.43.89.22.647.72.022.24.327.32.045.72.08.85.111.42.030.50.6
10-25%21.12.717.37.127.26.831.11.625.34.635.93.431.615.921.94.527.41.532.23.633.13.323.43.616.06.229.94.627.72.715.34.821.73.335.24.017.73.726.61.829.35.027.82.030.31.937.39.121.02.627.80.6
26-50%20.52.625.48.520.66.019.71.424.04.518.72.810.510.515.03.913.31.116.92.924.13.026.13.621.26.616.63.719.52.423.55.618.53.116.43.125.14.014.21.431.24.919.21.814.01.416.27.017.02.417.80.5
51-75%19.02.52.82.813.55.611.71.113.53.513.82.521.114.015.93.86.30.817.42.910.12.120.13.48.74.99.02.810.71.813.14.420.23.210.02.521.94.13.70.78.93.013.01.54.30.811.35.223.12.710.80.4
76-100%24.62.70.0.5.43.08.60.925.84.44.41.410.510.55.42.41.30.413.32.65.31.512.42.810.65.24.01.86.81.518.65.224.03.34.41.821.13.91.50.53.31.910.21.30.70.310.85.225.72.88.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 11.07.2020 #860232/326563
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