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NFI1
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
state1983/85
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)34.677.21641.86
401-800 (normal to loose)60.4519.3979.73
801-1200 (dense)16.9105.01921.89
over 1200 (very dense)1.4380.0.1.438
total113.3231.47144.81
Eastern Jurato 400 (open to scattered)13.9101.34115.210
401-800 (normal to loose)21.473.32424.77
801-1200 (dense)4.4210.8505.219
over 1200 (very dense)0.6580.0.0.658
total40.335.41945.72
Western Plateauto 400 (open to scattered)11.4121.73513.111
401-800 (normal to loose)18.881.93320.78
801-1200 (dense)10.8121.43712.211
over 1200 (very dense)1.0440.0.1.044
total42.035.01947.02
Central Plateauto 400 (open to scattered)15.1102.32917.49
401-800 (normal to loose)30.465.41835.75
801-1200 (dense)13.1111.73314.810
over 1200 (very dense)0.9450.0.0.945
total59.539.41369.01
Eastern Plateauto 400 (open to scattered)28.371.33829.67
401-800 (normal to loose)50.754.02254.64
801-1200 (dense)19.490.65820.19
over 1200 (very dense)1.2410.21001.438
total99.626.018105.61
Western Pre-Alpsto 400 (open to scattered)4.3226.61610.912
401-800 (normal to loose)6.11710.11216.29
801-1200 (dense)3.8236.61610.412
over 1200 (very dense)1.4371.4382.826
total15.61024.7740.33
Central Pre-Alpsto 400 (open to scattered)10.8139.41420.29
401-800 (normal to loose)25.1822.8847.95
801-1200 (dense)9.51413.41223.08
over 1200 (very dense)2.4301.6354.023
total47.9547.2595.12
Eastern Pre-Alpsto 400 (open to scattered)8.5156.51715.111
401-800 (normal to loose)14.51114.71029.27
801-1200 (dense)7.81510.61218.59
over 1200 (very dense)2.1302.9265.019
total32.9634.8667.73
Northwestern Alpsto 400 (open to scattered)8.31510.31318.69
401-800 (normal to loose)5.71816.21021.98
801-1200 (dense)2.4295.9178.314
over 1200 (very dense)1.2401.2412.428
total17.61033.5651.13
Central Alpsto 400 (open to scattered)3.6222.3285.816
401-800 (normal to loose)3.8215.8169.611
801-1200 (dense)1.7323.1244.818
over 1200 (very dense)0.4710.4710.749
total9.51211.51020.95
Northeastern Alpsto 400 (open to scattered)1.7336.1177.815
401-800 (normal to loose)3.6236.91510.512
801-1200 (dense)1.5354.5196.016
over 1200 (very dense)0.8511.5352.429
total7.61519.1726.65
Southwestern Alpsto 400 (open to scattered)14.81127.9742.76
401-800 (normal to loose)6.91632.5639.46
801-1200 (dense)2.52812.41214.910
over 1200 (very dense)0.4711.7332.130
total24.5874.5399.02
Southeastern Alpsto 400 (open to scattered)20.8924.1844.96
401-800 (normal to loose)20.2934.0754.25
801-1200 (dense)8.01510.51318.59
over 1200 (very dense)1.6352.1313.723
total50.6570.74121.32
Southern Alpsto 400 (open to scattered)11.51351.5563.04
401-800 (normal to loose)6.81741.2648.05
801-1200 (dense)1.4389.61410.913
over 1200 (very dense)0.4700.8501.241
total20.19103.03123.12
Switzerlandto 400 (open to scattered)187.73158.43346.12
401-800 (normal to loose)274.32218.13492.42
801-1200 (dense)103.3486.15189.43
over 1200 (very dense)15.91113.61229.58
total581.21476.111057.41
© WSL, Swiss National Forest Inventory, 25.09.2020 #900472/364840
NFI1
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)35.767.61643.26
401-800 (normal to loose)62.2419.3981.53
801-1200 (dense)17.1105.01922.09
over 1200 (very dense)1.4380.0.1.438
total116.3231.87148.21
Eastern Jurato 400 (open to scattered)14.2101.34115.59
401-800 (normal to loose)21.473.32424.77
801-1200 (dense)4.4210.8505.219
over 1200 (very dense)0.6580.0.0.658
total40.635.41946.02
Western Plateauto 400 (open to scattered)11.8121.73513.511
401-800 (normal to loose)19.482.13121.58
801-1200 (dense)11.3121.43712.611
over 1200 (very dense)1.0440.0.1.044
total43.535.21948.72
Central Plateauto 400 (open to scattered)15.3102.32917.69
401-800 (normal to loose)30.465.41835.75
801-1200 (dense)13.5111.93115.410
over 1200 (very dense)1.3380.0.1.338
total60.529.61370.11
Eastern Plateauto 400 (open to scattered)29.371.33830.56
401-800 (normal to loose)51.654.02255.64
801-1200 (dense)19.790.65820.39
over 1200 (very dense)1.2410.21001.438
total101.726.018107.71
Western Pre-Alpsto 400 (open to scattered)4.5216.81611.412
401-800 (normal to loose)6.11710.51216.69
801-1200 (dense)3.8236.61610.412
over 1200 (very dense)1.4371.6363.025
total15.81025.5641.33
Central Pre-Alpsto 400 (open to scattered)12.41210.01322.48
401-800 (normal to loose)25.3823.8849.15
801-1200 (dense)9.51413.91123.48
over 1200 (very dense)2.4301.6354.023
total49.7549.2598.92
Eastern Pre-Alpsto 400 (open to scattered)9.6146.51716.110
401-800 (normal to loose)14.71115.51030.27
801-1200 (dense)8.01510.81218.89
over 1200 (very dense)2.1302.9265.019
total34.4635.8670.12
Northwestern Alpsto 400 (open to scattered)9.91410.51320.49
401-800 (normal to loose)6.21716.8923.08
801-1200 (dense)2.4296.2178.714
over 1200 (very dense)1.2401.4382.627
total19.8934.9554.73
Central Alpsto 400 (open to scattered)4.2202.4276.615
401-800 (normal to loose)4.2206.11610.311
801-1200 (dense)1.7323.5225.217
over 1200 (very dense)0.4710.4710.749
total10.51112.4922.95
Northeastern Alpsto 400 (open to scattered)2.3286.7169.013
401-800 (normal to loose)3.8227.11510.911
801-1200 (dense)1.5354.5196.016
over 1200 (very dense)0.8511.5352.429
total8.31419.8728.25
Southwestern Alpsto 400 (open to scattered)17.11029.6746.75
401-800 (normal to loose)6.91632.8639.76
801-1200 (dense)2.72712.41215.110
over 1200 (very dense)0.4711.7332.130
total27.1876.53103.62
Southeastern Alpsto 400 (open to scattered)23.6825.3848.95
401-800 (normal to loose)20.8934.6755.45
801-1200 (dense)8.21510.71318.99
over 1200 (very dense)1.6352.1313.723
total54.3572.74127.02
Southern Alpsto 400 (open to scattered)14.01153.7567.74
401-800 (normal to loose)7.21642.3649.55
801-1200 (dense)1.4389.61410.913
over 1200 (very dense)0.4701.0451.438
total23.09106.52129.52
Switzerlandto 400 (open to scattered)203.93165.73369.62
401-800 (normal to loose)280.32223.73504.02
801-1200 (dense)105.1487.84192.93
over 1200 (very dense)16.31114.21230.58
total605.61491.411097.01
© WSL, Swiss National Forest Inventory, 25.09.2020 #900473/364841
NFI1
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)36.657.01243.54
401-800 (normal to loose)64.3317.8782.22
801-1200 (dense)19.174.41523.56
over 1200 (very dense)1.3280.4501.724
total121.4229.65151.01
Eastern Jurato 400 (open to scattered)13.771.13014.87
401-800 (normal to loose)23.153.21726.24
801-1200 (dense)3.8160.6414.414
over 1200 (very dense)0.5450.0.0.545
total41.124.91446.01
Western Plateauto 400 (open to scattered)13.582.12215.57
401-800 (normal to loose)20.261.82421.95
801-1200 (dense)9.691.13010.79
over 1200 (very dense)0.8350.11000.933
total44.025.11449.02
Central Plateauto 400 (open to scattered)14.672.61917.36
401-800 (normal to loose)30.645.51336.14
801-1200 (dense)13.381.82315.17
over 1200 (very dense)1.3280.11001.427
total59.8210.0969.91
Eastern Plateauto 400 (open to scattered)28.051.32729.45
401-800 (normal to loose)50.333.21753.53
801-1200 (dense)21.860.93322.76
over 1200 (very dense)1.5260.11001.625
total101.615.513107.21
Western Pre-Alpsto 400 (open to scattered)4.8147.11111.98
401-800 (normal to loose)5.11311.7816.76
801-1200 (dense)3.9156.41210.39
over 1200 (very dense)1.4271.8233.317
total15.2727.0442.22
Central Pre-Alpsto 400 (open to scattered)12.5810.7923.26
401-800 (normal to loose)24.4622.7647.14
801-1200 (dense)12.5912.7825.26
over 1200 (very dense)2.2212.3214.515
total51.7348.33100.01
Eastern Pre-Alpsto 400 (open to scattered)9.3108.41017.77
401-800 (normal to loose)14.0815.7729.75
801-1200 (dense)7.5119.9917.47
over 1200 (very dense)2.4202.7195.114
total33.1436.7469.82
Northwestern Alpsto 400 (open to scattered)8.01110.2918.26
401-800 (normal to loose)7.81115.6723.35
801-1200 (dense)2.5207.0119.59
over 1200 (very dense)0.8351.4262.221
total19.0634.2453.22
Central Alpsto 400 (open to scattered)4.1154.0158.110
401-800 (normal to loose)3.8155.9129.88
801-1200 (dense)1.6243.6165.113
over 1200 (very dense)0.2710.5440.737
total9.7914.0623.74
Northeastern Alpsto 400 (open to scattered)3.4175.4138.79
401-800 (normal to loose)3.4166.3119.89
801-1200 (dense)2.1215.1137.211
over 1200 (very dense)0.5452.0222.519
total9.4918.8528.23
Southwestern Alpsto 400 (open to scattered)17.6726.9544.54
401-800 (normal to loose)9.31032.8542.04
801-1200 (dense)2.52011.1913.68
over 1200 (very dense)0.5451.8232.320
total29.8572.62102.42
Southeastern Alpsto 400 (open to scattered)24.8625.3650.14
401-800 (normal to loose)20.6732.5553.24
801-1200 (dense)9.01013.8822.76
over 1200 (very dense)1.4272.4203.816
total55.8474.03129.71
Southern Alpsto 400 (open to scattered)14.2854.8469.03
401-800 (normal to loose)6.91242.7449.64
801-1200 (dense)1.2299.91011.19
over 1200 (very dense)0.3581.4271.724
total22.66108.82131.41
Switzerlandto 400 (open to scattered)204.92166.92371.81
401-800 (normal to loose)283.92217.32501.21
801-1200 (dense)110.2388.43198.62
over 1200 (very dense)15.2816.9832.15
total614.21489.411103.60
© WSL, Swiss National Forest Inventory, 25.09.2020 #900474/364842
NFI2
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
state1993/95
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)28.876.81735.66
401-800 (normal to loose)66.3418.41084.73
801-1200 (dense)16.1106.11722.29
over 1200 (very dense)2.2300.21002.329
total113.3231.47144.81
Eastern Jurato 400 (open to scattered)11.4121.53812.911
401-800 (normal to loose)22.972.52825.46
801-1200 (dense)5.2191.4376.617
over 1200 (very dense)0.8500.0.0.850
total40.335.41945.72
Western Plateauto 400 (open to scattered)9.9131.73511.612
401-800 (normal to loose)21.382.23123.47
801-1200 (dense)9.4130.85010.212
over 1200 (very dense)1.4380.4701.833
total42.035.01947.02
Central Plateauto 400 (open to scattered)14.4102.03016.59
401-800 (normal to loose)30.165.81735.95
801-1200 (dense)12.9111.43814.310
over 1200 (very dense)2.0310.21002.230
total59.539.41369.01
Eastern Plateauto 400 (open to scattered)27.171.14128.27
401-800 (normal to loose)52.644.52157.14
801-1200 (dense)18.0100.47118.49
over 1200 (very dense)2.0320.0.2.032
total99.626.018105.61
Western Pre-Alpsto 400 (open to scattered)4.0234.8208.714
401-800 (normal to loose)5.71810.71216.39
801-1200 (dense)4.3217.41511.711
over 1200 (very dense)1.7351.8343.524
total15.61024.7740.33
Central Pre-Alpsto 400 (open to scattered)11.3127.81519.19
401-800 (normal to loose)22.8825.3848.25
801-1200 (dense)10.01411.91221.99
over 1200 (very dense)3.7242.2305.919
total47.9547.2595.12
Eastern Pre-Alpsto 400 (open to scattered)9.4146.81716.110
401-800 (normal to loose)13.71115.41029.17
801-1200 (dense)6.7168.61415.310
over 1200 (very dense)3.1254.1217.216
total32.9634.8667.73
Northwestern Alpsto 400 (open to scattered)6.81711.21218.09
401-800 (normal to loose)6.71613.41120.18
801-1200 (dense)2.3306.9169.214
over 1200 (very dense)1.8331.9313.822
total17.61033.5651.13
Central Alpsto 400 (open to scattered)3.4232.1305.417
401-800 (normal to loose)4.2205.91510.110
801-1200 (dense)1.5342.9254.519
over 1200 (very dense)0.4710.6581.044
total9.51211.51020.95
Northeastern Alpsto 400 (open to scattered)2.3298.31410.612
401-800 (normal to loose)2.6275.6178.214
801-1200 (dense)2.1302.8234.817
over 1200 (very dense)0.6592.4293.025
total7.61519.1726.65
Southwestern Alpsto 400 (open to scattered)15.21126.4841.66
401-800 (normal to loose)7.01631.5738.56
801-1200 (dense)1.33813.61114.910
over 1200 (very dense)1.0453.0244.021
total24.5874.5399.02
Southeastern Alpsto 400 (open to scattered)18.81023.4842.26
401-800 (normal to loose)22.4933.4755.85
801-1200 (dense)8.41512.21220.69
over 1200 (very dense)1.0451.6352.727
total50.6570.74121.32
Southern Alpsto 400 (open to scattered)10.91344.1655.05
401-800 (normal to loose)7.21644.5551.75
801-1200 (dense)1.63513.11214.711
over 1200 (very dense)0.4711.3381.733
total20.19103.03123.12
Switzerlandto 400 (open to scattered)173.73147.93321.62
401-800 (normal to loose)285.72218.83504.51
801-1200 (dense)99.9489.64189.43
over 1200 (very dense)22.01019.81041.87
total581.21476.111057.41
© WSL, Swiss National Forest Inventory, 25.09.2020 #900475/364843
NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)119.5334.7718.31021.4928.4817.210239.62
401-800 (normal to loose)179.0330.3820.099.71421.9910.913271.82
801-1200 (dense)56.6519.31014.9112.52811.2133.225107.74
over 1200 (very dense)9.3148.4154.3210.8502.0310.85025.59
total364.5192.7457.4534.3763.5532.07644.51
inside perimeterto 400 (open to scattered)14.81128.1816.71026.0823.5840.16149.23
401-800 (normal to loose)30.6846.0629.1733.5637.2651.55227.93
801-1200 (dense)10.51427.1817.61015.91015.41122.19108.64
over 1200 (very dense)2.3297.5166.7164.2203.2254.32128.28
total58.25108.7370.1479.5379.34117.92513.91
totalto 400 (open to scattered)134.3362.9535.0747.3551.9557.25388.72
401-800 (normal to loose)209.6276.3449.1543.2559.1562.44499.72
801-1200 (dense)67.2546.4632.5718.4926.6825.28216.33
over 1200 (very dense)11.71315.91110.9134.9195.2195.11953.76
total422.81201.41127.52113.82142.82150.021158.41
© WSL, Swiss National Forest Inventory, 25.09.2020 #900476/364844
NFI2
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)33.466.41639.86
401-800 (normal to loose)66.3418.7985.13
801-1200 (dense)16.6105.91622.58
over 1200 (very dense)2.3280.21002.427
total118.6231.27149.81
Eastern Jurato 400 (open to scattered)12.4111.33813.710
401-800 (normal to loose)22.372.42724.66
801-1200 (dense)5.4181.4356.815
over 1200 (very dense)1.1410.0.1.141
total41.235.11846.32
Western Plateauto 400 (open to scattered)10.6111.83112.410
401-800 (normal to loose)21.372.62623.87
801-1200 (dense)9.9120.75010.511
over 1200 (very dense)1.9300.3702.227
total43.735.41749.12
Central Plateauto 400 (open to scattered)14.792.02916.68
401-800 (normal to loose)31.065.91636.95
801-1200 (dense)12.5111.23813.710
over 1200 (very dense)2.5260.21002.725
total60.729.21370.01
Eastern Plateauto 400 (open to scattered)28.561.23829.76
401-800 (normal to loose)51.844.12055.94
801-1200 (dense)18.890.55819.48
over 1200 (very dense)2.1290.0.2.129
total101.215.817107.01
Western Pre-Alpsto 400 (open to scattered)4.8195.1189.912
401-800 (normal to loose)6.31611.21117.58
801-1200 (dense)4.4197.51411.911
over 1200 (very dense)2.0301.7323.721
total17.4925.6642.93
Central Pre-Alpsto 400 (open to scattered)14.3108.61422.98
401-800 (normal to loose)23.4825.3748.75
801-1200 (dense)11.31212.11223.48
over 1200 (very dense)3.9222.7266.616
total52.9448.75101.62
Eastern Pre-Alpsto 400 (open to scattered)9.6138.61418.29
401-800 (normal to loose)13.81015.7929.56
801-1200 (dense)8.0149.41217.39
over 1200 (very dense)3.3233.9207.215
total34.6637.6572.32
Northwestern Alpsto 400 (open to scattered)9.01311.11220.28
401-800 (normal to loose)6.91514.21021.17
801-1200 (dense)2.2297.3159.513
over 1200 (very dense)1.8312.4264.320
total20.0835.1555.13
Central Alpsto 400 (open to scattered)6.1152.9239.011
401-800 (normal to loose)3.9196.41310.410
801-1200 (dense)1.3342.9234.218
over 1200 (very dense)0.7500.8441.533
total12.11013.0825.04
Northeastern Alpsto 400 (open to scattered)4.6199.11213.79
401-800 (normal to loose)2.7256.0168.713
801-1200 (dense)1.8303.1215.016
over 1200 (very dense)0.8512.3273.124
total9.91220.5630.44
Southwestern Alpsto 400 (open to scattered)17.4928.1745.55
401-800 (normal to loose)8.51431.9640.45
801-1200 (dense)2.12914.41016.59
over 1200 (very dense)1.0413.1234.120
total29.0777.53106.42
Southeastern Alpsto 400 (open to scattered)26.0827.9753.85
401-800 (normal to loose)22.9834.1657.04
801-1200 (dense)8.31413.11121.48
over 1200 (very dense)2.0302.0303.921
total59.1577.13136.12
Southern Alpsto 400 (open to scattered)16.21047.8563.94
401-800 (normal to loose)7.61547.5555.24
801-1200 (dense)1.63313.41115.010
over 1200 (very dense)0.5581.3351.930
total26.08110.02136.02
Switzerlandto 400 (open to scattered)207.63161.93369.52
401-800 (normal to loose)288.72226.02514.71
801-1200 (dense)104.2493.04197.23
over 1200 (very dense)25.8820.9946.76
total626.31501.811128.11
© WSL, Swiss National Forest Inventory, 25.09.2020 #900477/364845
NFI2
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)32.077.01639.06
401-800 (normal to loose)68.1419.0987.13
801-1200 (dense)16.1106.11722.29
over 1200 (very dense)2.4290.21002.628
total118.6232.27150.81
Eastern Jurato 400 (open to scattered)11.6121.53813.111
401-800 (normal to loose)22.972.52825.46
801-1200 (dense)5.2191.4376.617
over 1200 (very dense)1.3410.0.1.341
total41.035.41946.42
Western Plateauto 400 (open to scattered)10.9121.93312.811
401-800 (normal to loose)22.672.23124.77
801-1200 (dense)9.6130.85010.412
over 1200 (very dense)1.6350.4702.031
total44.735.21949.92
Central Plateauto 400 (open to scattered)14.6102.03016.79
401-800 (normal to loose)30.365.81736.15
801-1200 (dense)12.9111.43814.310
over 1200 (very dense)2.6270.21002.826
total60.529.41369.91
Eastern Plateauto 400 (open to scattered)28.571.14129.66
401-800 (normal to loose)53.244.52157.74
801-1200 (dense)18.290.47118.69
over 1200 (very dense)2.4290.0.2.429
total102.226.018108.21
Western Pre-Alpsto 400 (open to scattered)5.1205.41910.513
401-800 (normal to loose)5.81810.81216.79
801-1200 (dense)4.3217.61511.911
over 1200 (very dense)1.8331.8343.723
total17.1925.7642.73
Central Pre-Alpsto 400 (open to scattered)13.9118.41522.38
401-800 (normal to loose)23.5825.9849.45
801-1200 (dense)10.21412.51222.88
over 1200 (very dense)3.9232.2306.018
total51.4549.05100.52
Eastern Pre-Alpsto 400 (open to scattered)9.8147.41617.39
401-800 (normal to loose)14.01116.11030.16
801-1200 (dense)7.1169.31316.410
over 1200 (very dense)3.6234.1217.615
total34.4637.0571.42
Northwestern Alpsto 400 (open to scattered)9.41411.61221.18
401-800 (normal to loose)7.11614.01121.18
801-1200 (dense)2.5297.2169.614
over 1200 (very dense)1.8332.3284.221
total20.8935.1555.93
Central Alpsto 400 (open to scattered)4.8192.9257.713
401-800 (normal to loose)4.2206.51410.710
801-1200 (dense)1.5343.1244.619
over 1200 (very dense)0.8500.6581.438
total11.31113.0924.34
Northeastern Alpsto 400 (open to scattered)4.2218.91313.110
401-800 (normal to loose)2.8266.3169.113
801-1200 (dense)2.1302.8234.817
over 1200 (very dense)0.6592.4293.025
total9.71320.3730.04
Southwestern Alpsto 400 (open to scattered)18.41028.6747.15
401-800 (normal to loose)7.61631.7739.36
801-1200 (dense)1.73313.81115.510
over 1200 (very dense)1.0453.0244.021
total28.8777.13105.92
Southeastern Alpsto 400 (open to scattered)26.2828.2854.55
401-800 (normal to loose)23.2934.2757.45
801-1200 (dense)8.61512.81221.49
over 1200 (very dense)1.4381.8333.325
total59.5577.14136.62
Southern Alpsto 400 (open to scattered)15.81149.4565.24
401-800 (normal to loose)7.61646.8554.45
801-1200 (dense)1.63513.51115.011
over 1200 (very dense)0.6581.3381.931
total25.68111.02136.62
Switzerlandto 400 (open to scattered)205.33164.33369.62
401-800 (normal to loose)293.02226.23519.21
801-1200 (dense)101.6492.74194.33
over 1200 (very dense)25.7920.41046.06
total625.61503.611129.21
© WSL, Swiss National Forest Inventory, 25.09.2020 #900478/364846
NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)31.876.51738.36
401-800 (normal to loose)57.8517.01074.74
801-1200 (dense)21.096.81727.87
over 1200 (very dense)2.8271.1413.922
total113.3231.47144.81
Eastern Jurato 400 (open to scattered)11.6110.85012.410
401-800 (normal to loose)23.074.22127.16
801-1200 (dense)4.7200.4705.219
over 1200 (very dense)1.0440.0.1.044
total40.335.41945.72
Western Plateauto 400 (open to scattered)14.791.93316.68
401-800 (normal to loose)17.091.93318.98
801-1200 (dense)9.9130.47110.312
over 1200 (very dense)0.5700.8491.240
total42.035.01947.02
Central Plateauto 400 (open to scattered)20.873.32424.16
401-800 (normal to loose)30.364.02134.35
801-1200 (dense)7.1151.7338.814
over 1200 (very dense)1.3370.4711.733
total59.539.41369.01
Eastern Plateauto 400 (open to scattered)35.751.93237.65
401-800 (normal to loose)47.753.12550.84
801-1200 (dense)13.9111.04514.911
over 1200 (very dense)2.4290.0.2.429
total99.626.018105.61
Western Pre-Alpsto 400 (open to scattered)6.0186.41712.511
401-800 (normal to loose)3.7229.31313.010
801-1200 (dense)4.2206.41610.611
over 1200 (very dense)1.7332.5264.220
total15.61024.7740.33
Central Pre-Alpsto 400 (open to scattered)15.31010.61325.97
401-800 (normal to loose)18.31022.2840.56
801-1200 (dense)10.01411.91221.98
over 1200 (very dense)4.3222.4306.817
total47.9547.2595.12
Eastern Pre-Alpsto 400 (open to scattered)8.3157.01615.310
401-800 (normal to loose)12.41214.81027.27
801-1200 (dense)9.41410.31319.78
over 1200 (very dense)2.9252.6265.518
total32.9634.8667.73
Northwestern Alpsto 400 (open to scattered)6.6179.41316.010
401-800 (normal to loose)6.01814.21020.18
801-1200 (dense)3.4247.91511.412
over 1200 (very dense)1.6351.9313.623
total17.61033.5651.13
Central Alpsto 400 (open to scattered)2.4281.0443.423
401-800 (normal to loose)3.9215.9169.812
801-1200 (dense)2.5263.2225.715
over 1200 (very dense)0.8491.3372.129
total9.51211.51020.95
Northeastern Alpsto 400 (open to scattered)2.6266.8159.413
401-800 (normal to loose)2.5276.6169.113
801-1200 (dense)2.0313.4225.417
over 1200 (very dense)0.4732.3292.726
total7.61519.1726.65
Southwestern Alpsto 400 (open to scattered)13.01223.3836.36
401-800 (normal to loose)8.71531.5740.26
801-1200 (dense)2.13015.71017.89
over 1200 (very dense)0.8504.0214.719
total24.5874.5399.02
Southeastern Alpsto 400 (open to scattered)17.71018.21035.96
401-800 (normal to loose)20.1935.3655.45
801-1200 (dense)10.81314.71125.58
over 1200 (very dense)2.0312.6274.620
total50.6570.74121.32
Southern Alpsto 400 (open to scattered)7.41629.1836.67
401-800 (normal to loose)9.31448.2557.55
801-1200 (dense)3.02621.3924.38
over 1200 (very dense)0.4714.3214.720
total20.19103.03123.12
Switzerlandto 400 (open to scattered)193.93126.44320.32
401-800 (normal to loose)260.62218.23478.72
801-1200 (dense)103.84105.34209.23
over 1200 (very dense)22.9926.3849.26
total581.21476.111057.41
© WSL, Swiss National Forest Inventory, 25.09.2020 #900479/364847
NFI1
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)48.3655.0523.6948.9611.513187.33
401-800 (normal to loose)81.6499.5345.9640.076.817273.82
801-1200 (dense)21.3943.3621.3916.1111.438103.44
over 1200 (very dense)2.0323.2255.9184.3210.47015.911
total153.22201.0196.84109.3420.19580.41
inside perimeterto 400 (open to scattered)8.5155.31922.3970.3551.55157.83
401-800 (normal to loose)22.9911.21347.5696.0441.26218.83
801-1200 (dense)5.9183.82330.8736.779.61486.75
over 1200 (very dense)0.0.0.21005.9186.9170.85013.812
total37.3720.59106.53209.92103.03477.11
totalto 400 (open to scattered)56.8560.3545.96119.1363.04345.22
401-800 (normal to loose)104.53110.7393.54136.0348.05492.62
801-1200 (dense)27.2847.1652.1552.8610.913190.13
over 1200 (very dense)2.0323.42411.91311.2131.24129.68
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 25.09.2020 #900480/364848
NFI1
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)49.5556.6526.4856.9614.011203.53
401-800 (normal to loose)83.44101.1346.4641.877.216279.82
801-1200 (dense)21.5944.2621.5916.6111.438105.24
over 1200 (very dense)2.0323.6235.9184.3210.47016.311
total156.42205.61100.24119.5423.09604.81
inside perimeterto 400 (open to scattered)8.9155.31923.1974.1553.75165.13
401-800 (normal to loose)22.9911.41349.7698.2442.36224.63
801-1200 (dense)5.9184.02231.4737.779.61488.54
over 1200 (very dense)0.0.0.21006.1187.1161.04514.312
total37.7620.99110.43217.02106.52492.51
totalto 400 (open to scattered)58.4561.9549.66131.0367.74368.62
401-800 (normal to loose)106.33112.5396.14139.9349.55504.42
801-1200 (dense)27.4848.3652.9554.2510.913193.73
over 1200 (very dense)2.0323.82312.11311.4131.43830.68
total194.11226.51210.61336.51129.521097.31
© WSL, Swiss National Forest Inventory, 25.09.2020 #900481/364849
NFI1
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)50.1456.2426.5657.7414.28204.82
401-800 (normal to loose)87.53101.1243.7444.856.912283.92
801-1200 (dense)23.0644.6423.8617.671.229110.23
over 1200 (very dense)1.8233.6176.1133.4170.35815.28
total162.51205.51100.13123.5222.66614.11
inside perimeterto 400 (open to scattered)8.1116.01326.1671.9354.84166.92
401-800 (normal to loose)21.0710.5949.8493.5342.74217.52
801-1200 (dense)5.1143.81629.1540.659.91088.53
over 1200 (very dense)0.4500.3586.9128.0111.42717.08
total34.6520.67111.92214.01108.82489.91
totalto 400 (open to scattered)58.3462.2352.64129.6269.03371.71
401-800 (normal to loose)108.52111.5293.53138.3249.64501.41
801-1200 (dense)28.0648.5453.0458.2411.19198.82
over 1200 (very dense)2.3213.91612.9911.491.72432.25
total197.11226.11212.01337.51131.411104.00
© WSL, Swiss National Forest Inventory, 25.09.2020 #900482/364850
NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)34.566.71741.26
401-800 (normal to loose)59.8417.21077.04
801-1200 (dense)21.096.81727.87
over 1200 (very dense)3.4241.1414.521
total118.6231.87150.51
Eastern Jurato 400 (open to scattered)11.6110.85012.410
401-800 (normal to loose)23.274.22127.36
801-1200 (dense)5.0200.4705.419
over 1200 (very dense)1.4380.0.1.438
total41.235.41946.62
Western Plateauto 400 (open to scattered)15.781.93317.68
401-800 (normal to loose)17.691.93319.58
801-1200 (dense)10.1120.47110.512
over 1200 (very dense)0.6580.8491.437
total44.135.01949.12
Central Plateauto 400 (open to scattered)21.073.32424.36
401-800 (normal to loose)30.364.02134.35
801-1200 (dense)7.1151.7338.814
over 1200 (very dense)1.3370.4711.733
total59.739.41369.11
Eastern Plateauto 400 (open to scattered)36.351.93238.35
401-800 (normal to loose)48.853.12551.94
801-1200 (dense)13.9111.04514.911
over 1200 (very dense)2.6270.0.2.627
total101.616.018107.61
Western Pre-Alpsto 400 (open to scattered)7.4166.91614.39
401-800 (normal to loose)3.9229.51313.510
801-1200 (dense)4.3196.81511.111
over 1200 (very dense)1.9312.5264.419
total17.6925.8643.33
Central Pre-Alpsto 400 (open to scattered)17.0911.41228.47
401-800 (normal to loose)18.71022.2840.95
801-1200 (dense)10.81311.91222.78
over 1200 (very dense)4.7212.6297.416
total51.2548.2599.42
Eastern Pre-Alpsto 400 (open to scattered)10.2147.51617.79
401-800 (normal to loose)12.81215.01027.97
801-1200 (dense)10.01310.71220.78
over 1200 (very dense)3.1253.0246.117
total36.1636.2572.32
Northwestern Alpsto 400 (open to scattered)10.21310.11320.38
401-800 (normal to loose)7.61614.81022.48
801-1200 (dense)4.0228.21412.211
over 1200 (very dense)1.8332.1304.022
total23.7835.2558.93
Central Alpsto 400 (open to scattered)4.4212.0316.417
401-800 (normal to loose)4.3206.71511.011
801-1200 (dense)2.7253.2225.915
over 1200 (very dense)0.8491.3372.129
total12.11113.3925.44
Northeastern Alpsto 400 (open to scattered)3.9217.31511.311
401-800 (normal to loose)2.9267.31510.212
801-1200 (dense)2.2303.4225.617
over 1200 (very dense)0.4732.3292.726
total9.51320.3729.85
Southwestern Alpsto 400 (open to scattered)21.4926.0847.35
401-800 (normal to loose)9.71433.5643.25
801-1200 (dense)2.52815.91018.49
over 1200 (very dense)0.8504.2204.919
total34.3779.53113.82
Southeastern Alpsto 400 (open to scattered)28.4823.5851.95
401-800 (normal to loose)21.9937.2659.15
801-1200 (dense)11.21315.41126.68
over 1200 (very dense)2.0313.2255.219
total63.5579.34142.82
Southern Alpsto 400 (open to scattered)17.21040.1657.25
401-800 (normal to loose)10.91351.5562.44
801-1200 (dense)3.22522.1925.28
over 1200 (very dense)0.8504.3215.119
total32.07117.92150.02
Switzerlandto 400 (open to scattered)239.22149.43388.62
401-800 (normal to loose)272.42228.23500.52
801-1200 (dense)107.94108.14216.03
over 1200 (very dense)25.7927.8853.56
total645.21513.411158.51
© WSL, Swiss National Forest Inventory, 25.09.2020 #900483/364851
NFI2
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)39.8651.8524.6946.2610.913173.33
401-800 (normal to loose)89.14103.3342.6642.967.216285.22
801-1200 (dense)21.3940.4621.2915.5111.635100.04
over 1200 (very dense)3.0265.4198.3154.7200.47121.89
total153.22201.0196.84109.3420.19580.41
inside perimeterto 400 (open to scattered)8.3154.92019.01071.1544.16147.43
401-800 (normal to loose)21.2912.41251.2590.3444.55219.63
801-1200 (dense)7.6162.62828.0838.8713.11290.14
over 1200 (very dense)0.21000.6588.3159.6141.33820.010
total37.3720.59106.53209.92103.03477.11
totalto 400 (open to scattered)48.1656.7543.66117.3355.05320.72
401-800 (normal to loose)110.33115.7393.84133.2351.75504.91
801-1200 (dense)28.9843.1649.2654.3514.711190.13
over 1200 (very dense)3.2256.01816.61114.3111.73341.97
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 25.09.2020 #900484/364852
NFI2
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)43.3654.5528.7862.9515.811205.33
401-800 (normal to loose)91.04105.3343.7644.967.616292.52
801-1200 (dense)21.3940.8621.8916.3111.635101.84
over 1200 (very dense)3.6236.6179.1155.5190.65825.49
total159.22207.31103.33129.6325.68625.01
inside perimeterto 400 (open to scattered)8.5155.11920.9980.0449.45163.83
401-800 (normal to loose)21.8912.41252.8593.3446.85227.13
801-1200 (dense)7.6162.62829.6840.0713.51193.34
over 1200 (very dense)0.21000.6588.31510.2141.33820.610
total38.1620.79111.53223.42111.02504.81
totalto 400 (open to scattered)51.8559.6549.66142.9365.24369.12
401-800 (normal to loose)112.83117.7396.44138.2354.45519.61
801-1200 (dense)28.9843.5651.4656.3515.011195.13
over 1200 (very dense)3.8237.21617.41015.7111.93146.06
total197.31228.01214.81353.11136.621129.71
© WSL, Swiss National Forest Inventory, 25.09.2020 #900485/364853
NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
protection forest perimeter SilvaProtect
outside of perimeterinside perimetertotal
economic regionstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 400 (open to scattered)35.366.71742.06
401-800 (normal to loose)60.6417.41077.93
801-1200 (dense)21.296.81728.07
over 1200 (very dense)3.6231.1414.720
total120.6232.07152.71
Eastern Jurato 400 (open to scattered)11.8110.85012.610
401-800 (normal to loose)23.674.22127.76
801-1200 (dense)5.2190.4705.618
over 1200 (very dense)1.4380.0.1.438
total42.035.41947.42
Western Plateauto 400 (open to scattered)15.981.93317.87
401-800 (normal to loose)17.691.93319.58
801-1200 (dense)10.1120.47110.512
over 1200 (very dense)0.6580.8491.437
total44.335.01949.22
Central Plateauto 400 (open to scattered)21.473.32424.66
401-800 (normal to loose)30.364.22034.55
801-1200 (dense)7.1151.7338.814
over 1200 (very dense)1.3370.4711.733
total60.029.61369.71
Eastern Plateauto 400 (open to scattered)36.951.93238.85
401-800 (normal to loose)49.353.12552.44
801-1200 (dense)13.9111.04514.911
over 1200 (very dense)2.8260.0.2.826
total102.916.018108.91
Western Pre-Alpsto 400 (open to scattered)8.0156.91614.99
401-800 (normal to loose)4.2219.51313.710
801-1200 (dense)4.3196.81511.111
over 1200 (very dense)1.9312.5264.419
total18.4925.8644.23
Central Pre-Alpsto 400 (open to scattered)19.5911.81231.46
401-800 (normal to loose)18.9922.4841.35
801-1200 (dense)10.81312.11222.98
over 1200 (very dense)5.2202.6297.816
total54.4549.05103.42
Eastern Pre-Alpsto 400 (open to scattered)11.0137.71518.79
401-800 (normal to loose)13.61115.01028.77
801-1200 (dense)10.41310.71221.18
over 1200 (very dense)3.3243.0246.317
total38.3636.4574.82
Northwestern Alpsto 400 (open to scattered)11.81210.11321.98
401-800 (normal to loose)7.81515.01022.88
801-1200 (dense)4.2218.41412.611
over 1200 (very dense)1.8332.1304.022
total25.8835.6561.43
Central Alpsto 400 (open to scattered)4.8202.6267.315
401-800 (normal to loose)4.5196.71511.211
801-1200 (dense)2.7253.4216.115
over 1200 (very dense)0.8491.5352.327
total12.71014.2826.94
Northeastern Alpsto 400 (open to scattered)5.7177.71413.310
401-800 (normal to loose)2.9267.51410.412
801-1200 (dense)2.4293.7226.016
over 1200 (very dense)0.4732.3292.726
total11.41221.1732.54
Southwestern Alpsto 400 (open to scattered)26.6827.2853.95
401-800 (normal to loose)10.31333.7644.05
801-1200 (dense)2.52815.91018.49
over 1200 (very dense)0.8504.2204.919
total40.2681.03121.12
Southeastern Alpsto 400 (open to scattered)33.1724.7857.85
401-800 (normal to loose)22.9937.8660.74
801-1200 (dense)11.31316.01027.47
over 1200 (very dense)2.2303.6235.818
total69.5482.14151.62
Southern Alpsto 400 (open to scattered)21.9942.0663.95
401-800 (normal to loose)11.71352.1563.84
801-1200 (dense)3.22522.1925.28
over 1200 (very dense)0.8504.5205.319
total37.57120.72158.32
Switzerlandto 400 (open to scattered)263.62155.33418.92
401-800 (normal to loose)278.12230.53508.71
801-1200 (dense)109.34109.64218.83
over 1200 (very dense)26.9928.5855.56
total677.91524.011201.91
© WSL, Swiss National Forest Inventory, 25.09.2020 #900486/364854
NFI2
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)45.4554.1528.7763.0516.210207.53
401-800 (normal to loose)88.53103.7343.7644.967.615288.42
801-1200 (dense)22.0841.3623.7815.7101.633104.24
over 1200 (very dense)3.4236.6169.0146.2170.55825.68
total159.32205.61105.13129.7326.08625.71
inside perimeterto 400 (open to scattered)7.8154.91822.2978.7447.85161.43
401-800 (normal to loose)21.4912.61152.0593.2447.55226.82
801-1200 (dense)7.4152.52729.1741.1613.41193.64
over 1200 (very dense)0.21000.5588.61410.6131.33521.29
total36.9620.59112.03223.72110.02503.01
totalto 400 (open to scattered)53.2559.1451.05141.7363.94368.92
401-800 (normal to loose)110.03116.2395.83138.1355.24515.21
801-1200 (dense)29.4743.8652.8556.8515.010197.83
over 1200 (very dense)3.5227.11617.61016.8101.93046.86
total196.21226.11217.11353.41136.021128.71
© WSL, Swiss National Forest Inventory, 25.09.2020 #900487/364855
NFI4
forest area
protection forest perimeter SilvaProtect · degree of transportation system density by method of timber harvest
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
protection forest perimeter SilvaProtectdegree of transportation system density by method of timber harvest %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a0.40.40.0.3.23.20.0.0.0.0.0.0.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.10.0
high road infrastructure, ground based85.52.314.16.815.75.828.01.651.45.331.93.375.016.23.22.22.60.631.83.637.73.440.54.07.55.04.22.116.92.484.14.968.23.79.62.772.34.40.60.30.0.39.02.32.00.626.88.678.42.627.10.5
medium road infrastructure, ground based7.71.84.14.111.24.211.21.122.44.520.22.912.512.42.71.83.50.724.23.318.82.733.03.92.42.44.72.111.12.19.43.915.32.95.12.013.13.31.90.61.51.525.72.11.40.522.97.88.91.810.70.4
low road infrastructure, ground based0.40.411.16.221.66.62.00.51.31.32.31.012.512.42.92.18.11.06.61.96.21.811.62.73.63.53.21.92.41.01.91.91.00.76.22.21.21.23.00.87.43.24.41.04.91.00.0.0.50.54.20.3
high road infrastructure, supported by cable or helicopter1.70.80.0.6.94.15.40.85.22.54.61.40.0.11.23.84.20.71.20.912.62.40.70.720.47.412.83.72.61.01.51.55.41.811.92.91.11.12.20.74.32.54.31.04.10.94.34.38.41.84.80.3
medium road infrastructure, supported by cable or helicopter0.40.412.26.66.44.32.90.60.0.4.31.50.0.5.52.77.11.00.60.64.31.50.0.14.86.821.04.36.81.70.0.0.0.12.92.90.0.4.20.94.22.43.60.96.31.10.0.0.0.4.40.3
low road infrastructure, supported by cable or helicopter0.0.4.14.10.0.2.30.50.0.2.01.00.0.10.03.611.91.20.0.1.60.90.0.0.0.4.22.11.40.80.0.0.0.7.12.30.0.4.50.919.94.70.0.6.21.10.0.0.0.3.80.3
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 perimetern/a0.0.0.0.0.0.0.10.10.0.0.40.40.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.30.0.0.0.0.0.0.0.0.0.0.10.0
high road infrastructure, ground based3.41.226.48.810.15.010.71.111.23.48.42.00.0.5.62.82.60.616.72.93.91.411.02.613.56.55.32.414.12.21.51.55.81.94.21.98.22.62.40.71.51.55.11.03.10.814.77.12.21.06.30.3
medium road infrastructure, ground based0.0.5.94.015.64.98.61.04.12.04.21.40.0.4.22.41.90.512.42.63.71.42.71.30.0.5.52.49.21.71.51.52.61.32.31.32.91.71.90.61.61.53.50.93.40.86.64.40.0.4.20.3
low road infrastructure, ground based0.0.8.15.51.91.95.30.80.0.3.21.30.0.6.23.07.41.01.60.91.10.80.0.2.42.40.0.6.51.60.0.0.0.2.91.40.0.7.21.24.92.81.60.68.61.20.0.0.0.4.20.3
high road infrastructure, supported by cable or helicopter0.40.40.0.5.63.113.41.24.42.212.92.30.0.26.05.19.31.13.01.35.21.60.60.622.16.915.03.816.92.40.0.1.30.925.63.91.11.112.81.518.54.97.81.318.81.724.77.21.10.710.50.4
medium road infrastructure, supported by cable or helicopter0.0.14.16.81.91.96.70.90.0.4.11.30.0.19.94.816.41.40.50.54.01.40.0.13.36.519.84.27.81.80.0.0.0.7.72.40.0.25.82.022.75.33.20.819.11.70.0.0.0.9.70.4
low road infrastructure, supported by cable or helicopter0.0.0.0.0.0.3.50.60.0.1.50.90.0.2.61.824.81.60.0.1.10.80.0.0.0.4.22.14.21.40.0.0.0.4.51.80.0.33.22.013.74.31.80.622.31.90.0.0.0.10.00.4
total3.91.354.59.935.07.048.21.819.74.234.73.20.0.64.55.862.51.834.93.718.92.814.22.951.39.149.95.458.83.23.12.19.72.447.24.512.23.183.71.662.85.923.12.075.21.946.08.93.41.244.80.6
totaln/a0.40.40.0.3.23.20.10.10.0.0.40.40.0.0.0.0.0.1.20.90.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.40.30.0.0.0.0.0.0.0.0.50.50.20.1
high road infrastructure, ground based88.92.140.59.825.97.038.71.762.65.240.33.575.016.28.73.55.20.848.53.841.63.451.53.921.07.59.53.131.02.985.74.773.93.513.93.180.53.93.00.81.51.544.12.35.01.041.59.780.62.533.40.5
medium road infrastructure, ground based7.71.810.05.726.85.519.81.426.54.724.43.112.512.46.93.05.40.836.63.722.42.935.74.02.42.410.23.120.32.510.94.217.93.17.42.416.03.63.70.93.02.129.22.24.81.029.48.98.91.814.80.5
low road infrastructure, ground based0.40.419.27.823.56.87.20.91.31.35.51.612.512.49.23.515.51.38.22.17.31.911.62.76.04.33.21.98.91.81.91.91.00.79.02.51.21.210.21.412.34.06.01.113.41.50.0.0.50.58.40.4
high road infrastructure, supported by cable or helicopter2.10.90.0.12.55.118.71.49.73.317.52.60.0.37.25.513.61.34.21.617.82.71.20.942.58.927.94.819.52.61.51.56.62.037.54.42.21.515.01.622.85.212.11.522.91.929.08.39.51.915.30.5
medium road infrastructure, supported by cable or helicopter0.40.426.38.98.24.79.61.00.0.8.31.90.0.25.55.223.61.61.10.88.22.00.0.28.18.540.85.314.72.30.0.0.0.20.63.60.0.29.92.126.95.66.81.225.41.90.0.0.0.14.00.5
low road infrastructure, supported by cable or helicopter0.0.4.14.10.0.5.80.80.0.3.51.30.0.12.63.936.81.80.0.2.71.20.0.0.0.8.42.95.61.60.0.0.0.11.62.80.0.37.72.133.55.81.80.628.52.00.0.0.0.13.80.4
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, 25.09.2020 #900488/364856
NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)43.3671.5429.8842.167.416194.23
401-800 (normal to loose)80.4494.8334.4740.979.314259.82
801-1200 (dense)25.7830.6723.7920.893.026103.74
over 1200 (very dense)3.8234.2228.9155.5190.47122.79
total153.22201.0196.84109.3420.19580.41
inside perimeterto 400 (open to scattered)7.5167.11623.9958.7529.18126.34
401-800 (normal to loose)21.399.11446.1693.7448.25218.43
801-1200 (dense)7.4163.22528.7845.1621.39105.64
over 1200 (very dense)1.2411.2417.81612.4124.32126.88
total37.3720.59106.53209.92103.03477.11
totalto 400 (open to scattered)50.8578.5453.75100.8436.67320.52
401-800 (normal to loose)101.63103.9380.54134.7357.55478.22
801-1200 (dense)33.1733.7752.4565.9524.38209.33
over 1200 (very dense)4.9205.41916.71017.8104.72049.56
total190.51221.51203.31319.11123.121057.51
© WSL, Swiss National Forest Inventory, 25.09.2020 #900489/364857
NFI4
forest area
protection forest perimeter SilvaProtect · degree of transportation system density by method of timber harvest
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
protection forest perimeter SilvaProtectdegree of transportation system density by method of timber harvest %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a0.40.40.0.3.23.20.0.0.0.0.0.0.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.50.50.10.0
high road infrastructure, ground based85.32.313.66.615.75.827.31.551.05.231.13.378.914.04.02.32.40.531.93.636.73.340.23.96.64.55.02.216.52.284.14.968.13.78.62.472.44.41.00.40.0.37.32.21.90.625.08.278.22.625.50.5
medium road infrastructure, ground based8.01.83.93.911.24.210.81.122.74.419.92.910.510.52.41.73.20.624.43.318.32.732.83.92.12.14.52.010.61.99.43.915.62.95.92.013.53.31.80.62.31.626.12.02.10.628.07.99.31.810.40.4
low road infrastructure, ground based0.40.414.56.821.66.62.40.51.21.22.71.110.510.52.71.98.20.97.02.07.11.812.62.85.53.83.01.82.20.91.91.91.00.75.51.91.21.23.70.89.83.25.51.05.81.00.0.0.50.54.70.3
high road infrastructure, supported by cable or helicopter1.60.80.0.6.94.15.30.85.02.44.91.40.0.11.33.64.00.71.20.912.32.30.70.721.27.113.23.63.91.21.51.55.31.712.12.81.11.12.30.63.52.05.01.05.30.94.14.08.31.85.00.3
medium road infrastructure, supported by cable or helicopter0.40.411.76.46.44.34.00.70.0.4.71.50.0.8.73.18.40.90.60.65.11.60.0.16.36.521.04.26.71.60.0.0.0.13.02.80.0.5.70.94.52.24.10.96.61.00.0.0.0.5.10.3
low road infrastructure, supported by cable or helicopter0.0.3.93.90.0.3.10.60.0.1.91.00.0.10.23.514.41.20.0.1.50.90.0.0.0.5.02.22.10.90.0.0.0.8.52.30.0.6.61.023.04.40.20.28.41.20.0.0.0.5.10.3
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 perimetern/a0.0.0.0.0.0.0.10.10.0.0.40.40.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.0.0.0.10.0
high road infrastructure, ground based3.41.225.48.510.15.010.31.011.93.48.51.90.0.5.12.52.50.516.42.83.81.310.72.515.16.45.02.213.32.01.51.55.71.93.81.78.02.52.50.61.21.24.91.03.00.713.76.72.21.06.00.3
medium road infrastructure, ground based0.0.5.73.815.64.98.30.93.92.04.11.30.0.3.82.21.70.412.22.53.61.32.61.30.0.5.32.28.41.61.51.52.61.32.81.42.81.71.70.51.31.33.20.83.10.76.14.10.0.3.90.2
low road infrastructure, ground based0.0.7.85.31.91.95.20.80.0.3.11.30.0.5.62.77.60.91.60.91.00.70.0.2.12.10.0.5.91.50.0.0.0.3.21.40.0.6.71.05.02.51.50.67.81.10.0.0.0.4.20.3
high road infrastructure, supported by cable or helicopter0.40.40.0.5.63.112.81.14.22.112.92.30.0.23.54.68.50.93.01.35.11.60.60.619.46.114.33.716.02.30.0.1.30.925.03.71.11.111.81.315.04.07.41.217.21.623.16.71.10.710.00.4
medium road infrastructure, supported by cable or helicopter0.0.13.66.61.91.96.50.80.0.3.91.30.0.19.24.515.41.20.50.54.31.40.0.11.75.718.94.09.71.90.0.0.0.6.92.10.0.23.61.721.94.72.90.817.91.60.0.0.0.9.60.4
low road infrastructure, supported by cable or helicopter0.0.0.0.0.0.3.80.70.0.2.01.00.0.3.52.023.61.40.0.1.10.80.0.0.0.4.72.14.71.40.0.0.0.4.81.80.0.32.31.812.43.71.90.620.81.70.0.0.0.10.40.4
total3.81.252.49.735.07.047.11.720.14.134.83.10.0.60.75.659.31.734.33.618.92.813.82.848.38.548.25.258.03.03.12.19.52.446.54.211.93.078.91.656.95.521.81.969.91.942.98.43.31.244.10.6
totaln/a0.40.40.0.3.23.20.10.10.0.0.40.40.0.0.0.0.0.1.20.90.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.30.20.0.0.0.0.0.0.0.0.50.50.20.1
high road infrastructure, ground based88.62.138.99.525.97.037.61.662.95.039.73.478.914.09.13.35.00.748.33.840.53.350.83.921.77.210.13.129.82.885.74.773.83.512.42.880.33.93.40.71.21.242.12.24.90.938.89.380.42.531.40.5
medium road infrastructure, ground based8.01.89.65.526.85.519.11.326.64.623.93.110.510.56.22.84.90.736.63.721.92.935.43.92.12.19.73.019.12.410.94.218.23.18.72.416.33.63.50.83.52.029.32.15.20.934.18.89.31.814.30.4
low road infrastructure, ground based0.40.422.38.023.56.87.60.91.21.25.81.610.510.58.33.215.91.28.62.18.22.012.62.87.64.33.01.88.11.71.91.91.00.78.72.41.21.210.51.214.93.96.91.213.61.40.0.0.50.58.90.4
high road infrastructure, supported by cable or helicopter2.10.90.0.12.55.118.21.39.23.217.82.50.0.34.85.212.51.14.21.517.42.61.20.940.68.327.54.719.92.51.51.56.51.937.14.12.21.514.11.418.64.312.41.522.61.727.17.89.41.915.00.5
medium road infrastructure, supported by cable or helicopter0.40.425.38.68.24.710.51.00.0.8.61.90.0.27.95.023.71.41.10.89.42.10.0.28.08.039.95.116.42.30.0.0.0.19.83.30.0.29.31.926.44.97.11.224.41.80.0.0.0.14.80.4
low road infrastructure, supported by cable or helicopter0.0.3.93.90.0.6.90.90.0.3.91.40.0.13.83.938.01.60.0.2.61.20.0.0.0.9.73.06.71.60.0.0.0.13.22.80.0.38.81.935.45.32.10.729.31.90.0.0.0.15.40.4
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, 25.09.2020 #900490/364858
NFI4
forest area
protection forest perimeter SilvaProtect · degree of transportation system density by method of timber harvest
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
protection forest perimeter SilvaProtectdegree of transportation system density by method of timber harvest %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
outside of perimetern/a0.40.40.0.3.13.10.0.0.0.0.0.0.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.10.0
high road infrastructure, ground based85.32.313.66.617.05.826.81.551.95.130.83.278.914.03.72.12.30.531.63.536.43.339.53.96.44.44.72.115.62.182.85.067.83.78.42.471.64.40.90.40.0.37.42.21.80.524.17.977.92.624.80.5
medium road infrastructure, ground based8.01.83.93.910.84.111.41.122.34.320.62.910.510.52.21.53.10.624.63.318.12.633.03.92.12.15.12.111.62.010.84.116.22.95.82.013.33.22.10.62.21.526.02.02.30.630.87.89.51.810.50.4
low road infrastructure, ground based0.40.414.56.820.86.42.40.51.21.22.71.110.510.53.72.18.10.96.92.07.11.813.22.95.33.72.81.72.40.91.81.81.00.75.41.92.31.64.30.810.63.35.61.06.71.00.0.0.40.44.90.3
high road infrastructure, supported by cable or helicopter1.60.80.0.8.54.35.50.84.92.44.91.40.0.11.43.54.00.61.20.813.12.40.60.620.77.012.33.43.71.21.51.55.21.712.52.81.11.12.50.63.41.94.91.05.50.93.93.98.51.85.10.3
medium road infrastructure, supported by cable or helicopter0.40.411.76.46.14.14.40.70.0.4.61.50.0.9.03.08.80.90.60.65.01.60.0.18.26.720.64.07.11.60.0.0.0.12.72.70.0.5.60.94.32.14.30.97.01.00.0.0.0.5.40.3
low road infrastructure, supported by cable or helicopter0.0.3.93.90.0.3.40.60.0.1.91.00.0.12.93.716.21.20.0.1.50.90.0.0.0.5.62.23.41.10.0.0.0.8.32.30.0.7.81.023.04.30.20.29.91.20.0.0.0.5.90.3
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 perimetern/a0.0.0.0.0.0.0.10.10.0.0.40.40.0.0.0.0.0.0.60.60.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.0.0.0.0.0.0.0.0.0.0.10.0
high road infrastructure, ground based3.41.225.48.59.84.910.11.011.73.48.51.90.0.4.62.32.40.516.22.83.81.310.52.514.86.35.92.412.51.91.51.55.61.93.71.67.92.52.30.61.21.24.81.02.80.713.26.52.10.95.80.3
medium road infrastructure, ground based0.0.5.73.815.04.88.00.93.91.94.01.30.0.3.52.01.70.412.62.53.51.32.61.30.0.4.92.18.01.51.51.52.51.32.71.42.81.61.80.51.21.23.20.83.10.75.94.00.0.3.80.2
low road infrastructure, ground based0.0.7.85.31.81.85.10.70.0.3.01.30.0.5.22.57.50.91.60.91.00.70.0.2.12.10.0.5.61.40.0.0.0.3.21.40.0.6.61.04.82.41.40.57.51.10.0.0.0.4.20.3
high road infrastructure, supported by cable or helicopter0.40.40.0.5.43.012.71.14.12.112.72.20.0.21.54.38.20.92.91.35.01.60.50.519.06.014.43.515.42.20.0.1.20.925.93.71.11.111.31.314.43.97.51.216.21.522.26.41.10.69.80.4
medium road infrastructure, supported by cable or helicopter0.0.13.66.61.81.86.30.80.0.3.91.30.0.19.04.314.91.20.50.54.31.40.0.11.45.619.23.910.01.80.0.0.0.6.72.10.0.22.61.721.04.52.90.817.31.50.0.0.0.9.50.4
low road infrastructure, supported by cable or helicopter0.0.0.0.0.0.3.70.60.0.1.91.00.0.3.21.822.91.40.0.1.10.80.0.0.0.4.42.04.81.30.0.0.0.4.71.70.0.32.01.813.93.81.90.619.91.60.0.0.0.10.30.4
total3.81.252.49.733.76.846.01.719.74.134.53.10.0.57.05.457.61.634.53.618.72.713.62.847.28.448.85.056.23.03.02.19.42.346.94.211.83.076.81.656.55.321.61.866.81.841.38.13.21.143.40.6
totaln/a0.40.40.0.3.13.10.10.10.0.0.40.40.0.0.0.0.0.1.20.80.0.0.0.0.0.0.0.0.0.0.0.0.50.50.0.0.0.0.30.20.0.0.0.0.0.0.0.0.40.40.20.1
high road infrastructure, ground based88.62.138.99.526.76.936.91.663.65.039.33.478.914.08.33.14.70.747.83.840.13.350.03.921.27.010.63.128.12.684.34.873.43.512.22.879.54.03.30.71.21.242.22.24.60.837.39.180.12.530.60.5
medium road infrastructure, ground based8.01.89.65.525.85.419.41.326.14.524.73.110.510.55.72.54.80.737.33.721.62.835.63.92.12.110.02.919.62.312.34.418.73.18.52.416.13.63.80.83.41.929.22.15.40.936.78.79.51.814.30.4
low road infrastructure, ground based0.40.422.38.022.66.67.50.91.21.25.71.610.510.58.83.215.61.28.52.18.11.913.22.97.44.22.81.78.01.61.81.81.00.78.62.32.31.610.91.215.53.97.01.214.21.40.0.0.40.49.10.4
high road infrastructure, supported by cable or helicopter2.10.90.0.13.95.218.21.39.13.117.62.50.0.32.94.912.21.14.11.518.22.71.20.839.78.226.74.519.12.41.51.56.41.938.44.12.11.513.81.417.84.212.41.521.71.726.17.59.61.914.90.4
medium road infrastructure, supported by cable or helicopter0.40.425.38.67.94.510.81.00.0.8.51.90.0.28.04.823.61.41.10.89.42.10.0.29.68.039.84.917.02.30.0.0.0.19.43.20.0.28.21.825.34.87.11.224.31.70.0.0.0.14.90.4
low road infrastructure, supported by cable or helicopter0.0.3.93.90.0.7.10.90.0.3.81.30.0.16.24.039.21.60.0.2.61.10.0.0.0.10.12.98.21.70.0.0.0.13.02.80.0.39.71.937.05.22.10.729.81.90.0.0.0.16.20.4
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, 25.09.2020 #900491/364859
NFI4
forest area
protection forest perimeter SilvaProtect · degree of transportation system density by method of timber harvest
unit of reference: protection forest region
unit: %
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
protection forest perimeter SilvaProtectdegree of transportation system density by method of timber harvest %± %± %± %± %± %± %±
outside of perimetern/a0.20.10.0.0.20.20.0.0.0.0.0.0.10.0
high road infrastructure, ground based60.51.19.91.09.51.22.00.63.10.70.50.327.00.5
medium road infrastructure, ground based19.20.99.31.07.11.11.40.54.20.81.50.510.70.4
low road infrastructure, ground based2.80.43.60.65.50.94.91.09.11.22.90.74.20.3
high road infrastructure, supported by cable or helicopter2.70.410.31.06.71.04.10.94.70.92.10.64.80.3
medium road infrastructure, supported by cable or helicopter0.50.27.40.98.21.16.31.17.91.14.00.84.40.3
low road infrastructure, supported by cable or helicopter0.0.3.10.65.91.06.21.112.71.35.30.93.80.3
total86.00.843.71.643.12.024.81.941.72.016.31.554.90.6
inside perimetern/a0.10.10.10.10.0.0.0.0.0.0.30.20.10.0
high road infrastructure, ground based7.20.68.80.910.31.33.10.82.40.62.60.66.30.3
medium road infrastructure, ground based3.80.47.30.96.71.03.40.82.10.61.70.54.30.3
low road infrastructure, ground based0.70.25.30.74.90.98.61.27.51.17.11.04.20.3
high road infrastructure, supported by cable or helicopter1.90.319.21.320.01.718.81.710.01.211.61.310.60.4
medium road infrastructure, supported by cable or helicopter0.30.110.91.010.51.319.11.715.61.524.71.79.60.4
low road infrastructure, supported by cable or helicopter0.0.4.80.74.50.922.31.920.71.635.61.99.90.4
total14.00.856.31.656.92.075.21.958.32.083.71.545.10.6
totaln/a0.30.10.10.10.20.20.0.0.0.0.30.20.20.1
high road infrastructure, ground based67.71.018.71.319.71.65.01.05.50.93.10.733.30.5
medium road infrastructure, ground based23.00.916.61.213.91.44.81.06.31.03.20.715.00.5
low road infrastructure, ground based3.60.48.80.910.41.313.41.516.61.510.11.28.40.4
high road infrastructure, supported by cable or helicopter4.60.529.51.526.71.822.91.914.71.413.71.415.30.5
medium road infrastructure, supported by cable or helicopter0.80.218.41.318.71.625.41.923.51.728.81.814.00.5
low road infrastructure, supported by cable or helicopter0.0.7.90.910.41.228.52.033.31.940.91.913.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #900492/364860
NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)46.1573.3434.8768.1517.210239.52
401-800 (normal to loose)82.6496.6335.4746.2610.913271.62
801-1200 (dense)25.9830.8725.3822.593.225107.74
over 1200 (very dense)4.8204.5219.7145.7180.85025.59
total159.42205.21105.13142.5332.07644.31
inside perimeterto 400 (open to scattered)7.7167.11625.6868.8540.16149.23
401-800 (normal to loose)21.599.11446.5699.9451.55228.43
801-1200 (dense)7.4163.22529.5746.3622.19108.34
over 1200 (very dense)1.2411.2418.41513.4124.32128.48
total37.7620.59110.03228.32117.92514.41
totalto 400 (open to scattered)53.7580.4460.45136.9357.25388.72
401-800 (normal to loose)104.13105.6381.94146.0362.44500.12
801-1200 (dense)33.3733.9754.7568.8525.28216.03
over 1200 (very dense)6.0185.71818.11019.0105.11953.96
total197.11225.71215.11370.81150.021158.71
© WSL, Swiss National Forest Inventory, 25.09.2020 #900493/364861
NFI4
forest area
protection forest perimeter SilvaProtect · stand density index (SDI)
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
protection forest perimeter SilvaProtectstand density index (SDI)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeterto 400 (open to scattered)47.1574.5438.8781.8521.99264.12
401-800 (normal to loose)83.8497.2336.6748.1611.713277.42
801-1200 (dense)26.3830.8725.6823.193.225109.04
over 1200 (very dense)5.0204.82010.3145.9180.85026.79
total162.22207.21111.33159.0337.57677.21
inside perimeterto 400 (open to scattered)7.7167.11626.2872.2542.06155.23
401-800 (normal to loose)21.799.31446.76101.1452.15230.83
801-1200 (dense)7.4163.22529.7747.5622.19109.84
over 1200 (very dense)1.2411.2418.41513.9124.52029.28
total37.9620.79111.03234.72120.72525.01
totalto 400 (open to scattered)54.8581.6365.05154.0363.95419.32
401-800 (normal to loose)105.53106.4383.34149.2363.84508.21
801-1200 (dense)33.7733.9755.3570.6525.28218.83
over 1200 (very dense)6.2185.91818.61019.8105.31955.96
total200.11227.91222.31393.71158.321202.21
© WSL, Swiss National Forest Inventory, 25.09.2020 #900494/364862
NFI4
forest area
protection forest perimeter SilvaProtect · degree of transportation system density by method of timber harvest
unit of reference: protection forest region
unit: %
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
protection forest perimeter SilvaProtectdegree of transportation system density by method of timber harvest %± %± %± %± %± %± %±
outside of perimetern/a0.20.10.0.0.20.20.0.0.0.0.0.0.10.0
high road infrastructure, ground based60.01.09.91.09.21.11.90.62.90.60.80.325.30.5
medium road infrastructure, ground based19.70.98.80.97.31.02.10.63.80.71.50.410.40.4
low road infrastructure, ground based3.20.44.30.65.70.95.81.09.51.13.40.74.70.3
high road infrastructure, supported by cable or helicopter2.70.410.41.07.11.05.30.94.50.82.20.55.00.3
medium road infrastructure, supported by cable or helicopter0.50.28.80.98.51.16.61.09.51.15.10.85.10.3
low road infrastructure, supported by cable or helicopter0.0.3.80.67.11.08.41.214.31.38.21.05.10.3
total86.20.746.01.645.02.030.11.944.51.821.31.555.60.6
inside perimetern/a0.10.10.10.10.0.0.0.0.0.0.30.20.10.0
high road infrastructure, ground based7.00.68.50.99.41.13.00.72.30.62.70.66.00.3
medium road infrastructure, ground based3.80.46.70.86.20.93.10.72.00.51.50.44.00.3
low road infrastructure, ground based0.70.25.10.74.70.87.81.18.01.06.50.94.30.3
high road infrastructure, supported by cable or helicopter1.90.318.11.218.71.517.21.69.21.110.61.110.10.4
medium road infrastructure, supported by cable or helicopter0.30.110.31.011.11.217.91.614.61.322.61.59.60.4
low road infrastructure, supported by cable or helicopter0.0.5.10.74.80.820.81.719.41.534.51.710.30.4
total13.80.754.01.655.02.069.91.955.51.878.71.544.40.6
totaln/a0.30.10.10.10.20.20.0.0.0.0.30.20.20.1
high road infrastructure, ground based67.11.018.41.218.61.54.90.95.20.83.50.731.30.5
medium road infrastructure, ground based23.50.915.61.113.51.35.20.95.80.93.00.614.40.4
low road infrastructure, ground based3.90.49.30.910.41.213.61.417.51.410.01.19.00.4
high road infrastructure, supported by cable or helicopter4.60.528.51.425.81.722.61.713.61.312.81.215.00.5
medium road infrastructure, supported by cable or helicopter0.80.219.21.219.61.524.41.824.21.627.81.614.70.4
low road infrastructure, supported by cable or helicopter0.0.8.90.911.91.329.31.933.71.842.81.715.40.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 25.09.2020 #900495/364863
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