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NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a3.10.54.91.14.51.03.60.83.40.612.72.76.21.19.31.69.22.114.23.614.23.711.21.84.00.86.21.65.40.3
single-layered25.51.236.32.440.62.444.12.047.11.531.93.832.02.045.52.726.43.235.74.938.55.025.22.532.62.039.83.336.00.6
multi-layered55.51.457.02.452.52.446.62.046.81.543.84.038.92.135.62.642.93.636.05.021.64.338.12.835.02.035.43.245.70.6
stratified13.51.01.80.72.20.75.70.92.50.58.22.317.01.74.91.213.22.57.52.76.22.517.52.219.11.710.62.19.40.4
clustered structure2.40.40.0.0.20.20.0.0.10.13.41.55.91.04.61.18.42.06.62.619.54.18.11.69.31.28.01.83.50.2
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.
inside perimetern/a0.0.....0.0...8.84.20.0.0.0.5.52.23.82.612.24.34.31.33.21.31.41.03.90.6
single-layered25.57.0....0.0...31.16.954.16.955.910.034.34.538.86.542.36.325.12.742.03.640.84.136.11.5
multi-layered66.87.5....100.0...49.57.423.15.944.110.046.44.848.36.729.76.044.03.131.63.432.33.939.81.6
stratified7.74.3....0.0...8.74.215.55.10.0.8.32.75.43.15.23.022.22.616.82.716.53.114.51.1
clustered structure0.0.....0.0...1.91.97.33.50.0.5.42.23.72.610.64.14.41.36.41.89.02.45.60.7
total100.0.....100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a5.51.45.23.68.03.94.02.02.02.05.01.54.51.07.01.44.31.35.32.65.72.15.01.04.00.82.50.54.40.3
single-layered33.53.021.66.736.76.933.54.747.17.038.73.228.42.233.42.533.13.121.94.554.24.325.62.039.62.147.21.636.90.8
multi-layered55.93.173.37.251.37.252.75.046.87.045.33.340.92.451.22.743.23.265.75.425.33.848.22.329.21.937.61.642.40.8
stratified5.21.40.0.4.02.89.93.04.02.86.61.623.12.16.31.312.62.24.42.58.92.616.31.717.41.69.71.012.10.5
clustered structure0.0.0.0.0.0.0.0.0.0.4.31.32.90.82.10.86.81.62.61.85.92.04.91.09.91.33.00.64.10.3
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.
totaln/a3.40.54.91.04.91.03.60.73.30.58.21.35.10.77.91.06.31.18.61.99.91.86.60.83.90.53.00.54.90.2
single-layered26.91.135.12.340.22.342.41.847.11.535.42.331.61.539.91.830.92.031.73.046.52.825.31.436.91.345.21.436.40.4
multi-layered55.91.358.42.352.42.347.61.946.81.545.22.439.01.543.61.943.82.149.23.325.02.644.21.632.01.336.71.344.00.5
stratified11.90.81.60.62.40.76.30.92.60.57.41.319.61.35.50.911.91.45.91.67.21.618.11.218.01.110.60.810.80.3
clustered structure1.90.40.0.0.20.20.0.0.10.13.70.94.70.73.20.77.11.14.51.411.41.95.70.79.10.84.50.63.90.2
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853020/319351
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.30.0.0.0.1.00.60.40.30.0.1.60.85.01.73.41.96.43.60.0.2.61.50.80.50.0.1.00.2
single-layered34.92.038.43.538.73.550.42.937.72.136.85.523.82.734.63.739.05.340.57.142.88.037.34.436.83.033.44.737.10.9
multi-layered57.12.161.63.559.93.546.62.961.62.251.85.863.33.151.73.942.55.338.97.138.98.043.84.552.63.157.04.955.50.9
stratified6.01.00.0.0.50.52.00.80.20.25.32.78.31.86.72.05.92.68.03.88.54.87.32.47.01.67.72.64.30.4
clustered structure1.60.50.0.0.90.70.0.0.0.6.03.03.11.12.01.19.13.16.23.59.84.79.02.62.81.02.01.42.10.3
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.
inside perimetern/a0.0.........0.0.3.33.30.0.2.02.08.45.78.94.92.71.50.0.0.0.2.20.7
single-layered25.69.0........59.010.630.18.949.613.542.67.155.19.841.68.927.84.151.25.426.55.738.32.3
multi-layered69.99.6........37.110.456.49.550.413.547.07.136.59.735.88.552.34.639.85.350.76.447.52.3
stratified4.64.5........3.93.83.53.40.0.6.33.50.0.11.06.012.93.17.82.817.94.99.21.4
clustered structure0.0.........0.0.6.74.60.0.2.02.00.0.2.82.74.31.91.21.24.92.72.80.8
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.0.0.0.0.0.0.0.0.1.41.40.90.60.0.1.81.33.23.24.22.31.20.73.41.10.90.41.30.3
single-layered30.73.936.410.925.18.922.56.016.76.939.45.022.82.937.53.837.54.532.58.241.26.234.02.942.33.033.12.233.91.1
multi-layered67.14.063.610.974.98.975.46.283.36.948.95.167.63.358.83.942.04.655.58.645.56.248.93.144.73.058.82.356.01.1
stratified2.11.20.0.0.0.2.12.10.0.6.22.57.71.93.21.412.53.18.84.99.13.611.82.07.01.56.61.17.00.6
clustered structure0.0.0.0.0.0.0.0.0.0.4.11.80.90.60.60.66.22.30.0.0.0.4.21.22.61.00.70.41.80.3
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.
totaln/a0.30.20.0.0.0.0.90.50.40.30.70.71.40.52.40.82.41.05.82.34.11.61.90.61.80.50.70.31.20.2
single-layered33.91.738.23.337.33.246.52.736.62.140.53.523.71.936.62.639.03.141.34.841.74.333.42.141.22.032.51.936.10.7
multi-layered59.31.861.83.361.53.350.62.762.72.148.83.564.82.255.02.743.23.143.64.841.34.348.42.247.32.057.72.055.00.7
stratified5.20.80.0.0.40.42.00.80.20.25.61.77.81.24.81.29.01.86.42.39.42.610.91.47.11.07.91.15.70.3
clustered structure1.30.40.0.0.80.60.0.0.0.4.41.52.40.71.20.66.41.52.81.63.51.55.41.02.50.61.30.52.10.2
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853021/319352
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.40.30.0.0.0.1.00.60.40.30.0.1.50.74.81.62.91.65.43.00.0.2.21.31.00.60.0.1.00.2
single-layered36.52.038.23.539.13.449.92.836.92.133.75.224.42.735.03.735.84.739.36.545.17.138.24.136.42.831.64.137.00.9
multi-layered55.62.061.83.559.63.447.12.862.22.151.05.562.03.051.93.844.74.939.86.538.47.041.44.151.62.956.14.454.80.9
stratified5.91.00.0.0.40.42.00.80.20.29.83.48.11.76.51.96.02.410.34.06.63.89.72.57.31.510.72.74.70.4
clustered structure1.70.50.0.0.90.60.0.0.20.25.52.74.01.21.91.110.63.05.23.09.84.28.42.33.71.11.61.12.40.3
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.
inside perimetern/a0.0.........0.0.3.33.30.0.1.91.97.55.18.74.82.61.50.0.0.0.2.10.7
single-layered25.69.0........60.910.330.18.949.613.543.06.956.49.340.68.828.94.148.95.324.95.438.12.2
multi-layered69.99.6........35.510.156.49.550.413.547.07.032.68.934.98.451.84.642.65.249.16.247.22.3
stratified4.64.5........3.73.63.53.40.0.6.13.43.43.410.75.912.63.07.42.719.94.99.51.3
clustered structure0.0.........0.0.6.74.60.0.1.91.90.0.5.23.64.11.81.11.16.13.03.10.8
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.0.0.0.0.0.0.0.0.1.31.30.90.60.60.61.71.22.82.83.92.21.50.83.11.00.80.41.30.3
single-layered30.63.936.410.924.28.722.56.016.76.938.04.824.12.936.23.736.34.428.47.441.95.934.62.941.62.833.42.133.81.0
multi-layered67.33.963.610.975.88.775.46.283.36.948.85.066.23.359.13.743.34.561.17.944.65.948.53.043.52.858.12.255.51.1
stratified2.11.20.0.0.0.2.12.10.0.6.02.48.01.93.01.312.83.17.74.38.43.411.31.98.41.67.11.17.20.6
clustered structure0.0.0.0.0.0.0.0.0.0.5.92.20.90.61.10.75.92.20.0.1.31.34.01.23.41.10.60.42.10.3
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.
totaln/a0.30.20.0.0.0.0.80.50.40.30.70.61.30.52.60.82.20.95.02.03.71.51.90.61.80.50.60.31.20.1
single-layered35.11.738.13.337.63.246.22.635.92.038.73.424.61.936.12.537.32.939.74.442.64.034.32.040.31.832.31.836.00.6
multi-layered58.11.861.93.361.23.251.02.763.32.148.33.463.52.255.32.644.53.044.94.540.54.047.32.146.91.956.91.954.50.7
stratified5.10.80.0.0.40.42.00.80.20.27.31.87.81.24.61.19.01.78.02.48.32.311.21.47.81.08.91.16.00.3
clustered structure1.40.40.0.0.80.50.0.0.20.25.11.52.80.71.40.66.91.52.41.44.91.75.21.03.20.71.30.42.30.2
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853022/319353
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.30.20.0.0.0.0.90.50.40.30.0.1.70.74.21.42.71.55.92.91.61.61.91.11.20.60.0.1.00.2
single-layered35.41.838.53.339.13.150.52.738.62.031.34.725.62.535.43.435.34.634.75.745.16.740.13.837.02.732.43.937.30.8
multi-layered56.51.961.53.359.63.246.92.760.72.053.65.160.52.852.13.544.64.741.15.934.76.439.93.851.72.754.14.154.50.8
stratified5.90.90.0.0.40.41.70.70.20.29.53.08.71.66.11.77.52.611.43.85.93.310.32.46.81.411.42.64.80.4
clustered structure1.90.50.0.0.80.60.0.0.20.25.62.43.61.12.21.19.92.86.93.012.84.67.92.13.31.02.01.22.40.3
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.
inside perimetern/a0.0.........0.0.3.23.16.46.21.81.86.54.47.94.42.31.30.0.0.0.2.10.6
single-layered27.28.8........58.610.030.28.443.211.742.96.663.38.339.78.430.84.051.95.024.85.139.22.1
multi-layered68.69.2........37.99.957.29.050.411.846.26.727.47.837.58.252.34.340.25.047.75.946.62.2
stratified4.24.1........3.53.43.23.20.0.7.43.62.82.810.05.511.02.76.82.522.04.89.31.3
clustered structure0.0.........0.0.6.24.20.0.1.81.80.0.4.93.43.71.61.01.05.52.72.80.7
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.0.0.0.0.0.0.0.0.1.01.00.80.61.00.71.51.12.42.46.32.71.70.72.70.90.70.41.40.2
single-layered29.93.733.510.326.78.221.95.618.36.841.94.625.82.835.03.438.94.232.27.139.25.534.02.744.12.732.42.034.31.0
multi-layered68.23.766.510.373.38.276.25.881.76.844.84.664.43.159.93.541.54.258.67.442.75.549.22.842.22.759.02.155.11.0
stratified1.91.10.0.0.0.1.91.90.0.6.92.47.81.83.11.312.12.86.83.87.33.011.31.87.91.47.11.17.10.5
clustered structure0.0.0.0.0.0.0.0.0.0.5.42.01.20.70.90.65.92.00.0.4.52.23.81.13.00.90.70.42.10.3
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.
totaln/a0.30.20.0.0.0.0.70.40.40.30.50.51.40.52.80.82.00.85.01.85.11.71.90.61.70.50.50.31.20.1
single-layered34.21.638.13.137.72.946.72.537.61.939.33.125.91.835.62.338.32.840.24.141.23.834.91.942.01.831.71.736.40.6
multi-layered58.91.761.93.161.13.050.82.561.72.047.73.262.02.055.82.443.52.843.44.139.03.747.42.046.11.857.01.854.00.6
stratified5.10.80.0.0.40.41.80.70.20.27.61.78.01.24.41.09.61.78.12.37.42.110.91.37.30.99.31.06.00.3
clustered structure1.50.40.0.0.70.50.0.0.20.24.91.42.70.71.50.66.61.43.31.57.32.04.90.92.90.61.40.42.30.2
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853023/319354
NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: production region
unit: %
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
avalanches SilvaProtectstand structure %± %± %± %± %± %±
n/an/a3.90.73.30.66.01.16.01.05.02.24.50.4
single-layered29.31.646.91.636.02.230.92.036.74.837.10.9
multi-layered55.01.846.71.638.02.238.92.139.84.945.80.9
stratified10.41.13.10.513.51.614.61.511.93.29.20.5
clustered structure1.40.40.0.6.51.19.61.36.72.43.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.3.12.23.91.10.0.3.10.8
single-layered17.27.80.0.45.56.236.02.736.56.136.42.2
multi-layered74.19.10.0.35.76.037.72.839.16.339.52.3
stratified8.75.90.0.12.64.215.52.114.64.514.61.7
clustered structure0.0.0.0.3.12.26.91.49.83.86.41.1
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimetern/a8.22.24.02.05.11.03.50.72.80.84.10.5
single-layered33.33.736.74.832.32.233.91.746.62.336.61.1
multi-layered54.73.953.35.046.62.338.71.838.52.342.61.1
stratified3.81.56.02.412.41.516.91.49.61.412.50.7
clustered structure0.0.0.0.3.50.87.10.92.50.74.20.5
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a4.50.73.30.55.40.74.50.52.90.74.20.3
single-layered29.71.446.01.534.91.533.31.244.02.036.80.6
multi-layered55.41.647.31.541.81.538.51.238.82.044.10.7
stratified9.30.93.40.513.01.115.80.910.51.210.90.4
clustered structure1.10.30.0.4.90.77.90.73.90.84.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853024/319355
NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %±
n/an/a4.30.73.70.67.31.27.51.16.92.45.30.4
single-layered29.41.646.51.535.22.129.81.936.24.536.50.9
multi-layered54.51.846.81.537.52.238.32.038.94.545.30.9
stratified10.21.13.10.513.51.514.91.511.22.99.30.5
clustered structure1.60.50.0.6.51.19.61.26.72.33.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.4.62.64.51.20.0.3.70.9
single-layered17.27.80.0.44.86.235.12.735.96.135.62.2
multi-layered74.19.1100.0.35.25.938.32.738.56.239.82.3
stratified8.75.90.0.12.44.115.12.016.04.614.51.6
clustered structure0.0.0.0.3.02.17.01.49.63.76.41.1
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a8.12.14.01.95.31.04.00.73.50.84.50.5
single-layered33.53.736.34.832.62.133.51.746.62.336.51.1
multi-layered54.13.952.84.946.12.338.81.738.02.242.31.1
stratified4.31.67.02.512.61.516.71.39.51.312.50.7
clustered structure0.0.0.0.3.40.87.00.92.40.74.10.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a4.80.73.70.66.20.75.40.53.80.74.90.3
single-layered29.71.445.51.534.61.532.51.143.71.936.40.6
multi-layered54.91.647.31.541.31.538.51.238.21.943.70.7
stratified9.20.93.50.513.01.015.70.910.41.210.90.4
clustered structure1.30.40.0.4.80.77.90.73.90.74.00.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853025/319356
NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %±
n/an/a3.60.53.70.48.10.98.00.86.21.65.30.3
single-layered28.31.144.81.136.51.530.51.339.83.336.00.6
multi-layered56.01.248.01.138.51.536.11.435.43.245.70.6
stratified10.50.73.40.411.71.016.01.010.62.19.40.4
clustered structure1.70.30.10.15.20.79.40.88.01.83.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.3.31.64.90.81.41.03.90.6
single-layered25.57.00.0.45.64.534.11.840.84.136.11.5
multi-layered66.87.5100.0.37.44.440.01.932.33.939.81.6
stratified7.74.30.0.9.82.715.41.416.53.114.51.1
clustered structure0.0.0.0.4.01.75.60.99.02.45.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a5.41.34.51.55.50.74.60.52.50.54.40.3
single-layered31.92.737.73.432.51.534.41.247.21.637.00.8
multi-layered58.22.950.83.545.61.639.11.337.61.642.40.8
stratified4.51.27.01.813.51.114.80.99.71.012.10.5
clustered structure0.0.0.0.2.90.57.10.73.00.64.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a3.80.43.80.46.60.55.90.43.00.54.90.2
single-layered28.71.044.21.035.11.032.90.845.21.436.40.5
multi-layered56.51.148.31.041.81.138.20.836.71.344.00.5
stratified9.50.73.70.412.40.715.40.610.60.810.80.3
clustered structure1.40.30.10.14.00.47.70.54.50.63.90.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853026/319357
NFI4
forest area
avalanches SilvaProtect · stand structure
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/an/a0.50.30.0.3.11.10.30.31.00.43.92.23.21.01.60.90.0.0.0.0.0.3.11.21.50.70.50.51.30.2
single-layered30.11.925.43.131.23.139.72.728.91.933.45.034.52.938.63.636.04.344.06.234.36.236.03.430.32.535.63.532.70.8
multi-layered55.32.072.33.162.03.252.62.764.52.051.05.341.63.048.23.742.54.435.75.942.26.530.13.242.92.741.93.651.80.8
stratified13.31.42.41.13.31.27.41.55.61.08.43.118.62.410.12.218.33.518.74.816.84.928.83.220.02.118.82.812.60.6
clustered structure0.70.30.0.0.40.40.0.0.0.3.21.82.20.91.60.93.21.61.61.66.73.22.01.05.31.23.11.31.60.2
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.
inside perimetern/a0.0.........8.15.50.0.0.0.7.73.70.0.3.02.92.61.53.11.81.41.42.90.8
single-layered30.59.6........24.89.035.69.055.113.433.06.544.99.233.08.345.54.536.84.932.35.737.72.2
multi-layered56.710.4........46.010.543.09.244.913.449.37.038.39.053.78.730.84.239.54.938.85.940.72.2
stratified8.65.9........21.09.218.07.30.0.8.13.816.86.97.74.319.63.616.33.826.05.316.51.7
clustered structure4.14.0........0.0.3.43.30.0.1.91.90.0.2.62.61.61.14.32.11.41.42.20.7
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.0.0.0.0.6.73.70.0.4.82.31.70.83.01.32.41.40.0.2.71.92.10.93.31.01.10.42.10.3
single-layered29.53.829.910.28.96.017.95.417.57.224.94.225.93.032.33.630.44.122.56.324.34.941.92.936.62.735.62.132.41.0
multi-layered60.94.170.110.291.16.065.26.872.58.352.85.052.03.457.03.845.94.559.07.561.25.632.02.737.12.751.22.149.21.1
stratified8.92.40.0.0.0.10.24.310.05.516.53.620.42.87.72.116.63.318.66.010.73.523.62.520.52.310.81.315.10.8
clustered structure0.80.80.0.0.0.0.0.0.0.0.90.90.0.0.0.4.71.90.0.1.21.20.30.32.60.91.30.51.20.2
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.
totaln/a0.40.20.0.2.81.01.20.60.90.44.81.62.40.62.20.82.30.80.0.1.81.02.50.62.40.61.00.31.70.2
single-layered30.01.625.72.928.92.836.72.528.31.928.43.030.92.036.32.533.22.737.34.129.63.440.62.033.71.735.31.733.00.6
multi-layered56.41.772.13.064.92.954.42.564.92.051.43.446.12.252.02.645.02.943.74.252.93.831.11.940.11.848.01.850.00.6
stratified12.41.22.21.03.01.17.81.45.91.013.62.419.31.78.71.515.92.118.33.212.22.524.61.719.71.414.01.213.80.4
clustered structure0.80.30.0.0.40.40.0.0.0.1.80.91.30.50.80.53.61.10.80.73.41.41.10.44.00.71.70.51.50.2
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.
© WSL, Swiss National Forest Inventory, 11.07.2020 #853027/319358
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: production region
unit: %
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
avalanches SilvaProtectstand structure %± %± %± %± %± %±
n/an/a0.30.20.50.22.50.72.00.60.0.1.00.2
single-layered35.71.741.71.529.62.138.02.133.44.737.10.9
multi-layered58.31.856.81.557.32.246.92.157.04.955.40.9
stratified4.50.70.80.37.41.27.11.17.72.64.30.4
clustered structure1.20.40.20.13.20.86.01.02.01.42.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.1.71.72.91.00.0.2.20.7
single-layered25.69.00.0.43.36.240.12.826.55.738.02.3
multi-layered69.99.50.0.48.86.345.32.850.76.447.82.3
stratified4.54.40.0.3.12.29.01.617.94.99.11.3
clustered structure0.0.0.0.3.12.22.60.94.92.72.90.8
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.0.0.0.70.42.50.60.90.41.30.3
single-layered31.33.721.74.131.42.137.81.833.12.233.81.1
multi-layered66.83.777.34.260.72.346.61.858.82.356.11.1
stratified1.91.11.01.05.61.19.81.16.61.16.90.6
clustered structure0.0.0.0.1.60.63.30.70.70.41.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.20.20.50.21.60.42.40.40.70.31.20.2
single-layered34.71.539.91.531.31.438.31.232.51.936.00.7
multi-layered60.01.658.61.558.31.546.41.257.72.055.00.7
stratified4.10.60.80.36.30.88.70.77.91.15.70.3
clustered structure1.00.30.20.12.40.54.10.51.30.52.10.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853028/319359
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %±
n/an/a0.20.20.40.22.20.62.10.50.0.1.00.2
single-layered36.11.642.21.429.81.937.81.832.43.937.30.8
multi-layered57.81.656.41.456.42.045.71.854.14.154.40.8
stratified4.50.70.70.28.01.18.01.011.42.64.90.4
clustered structure1.40.40.30.23.50.86.40.92.01.22.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.3.02.12.50.80.0.2.10.6
single-layered27.18.80.0.42.85.842.12.624.85.139.12.1
multi-layered68.89.20.0.48.95.844.52.647.75.946.72.2
stratified4.14.00.0.2.71.98.31.522.04.89.21.2
clustered structure0.0.0.0.2.71.92.50.85.52.72.80.7
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.0.0.0.90.42.50.50.70.41.40.2
single-layered30.23.422.33.932.62.038.71.632.42.034.31.0
multi-layered68.13.576.83.958.72.145.61.659.02.155.21.0
stratified1.71.00.90.95.81.09.61.07.11.17.00.5
clustered structure0.0.0.0.2.00.63.70.60.70.42.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.20.10.40.21.70.42.30.30.50.31.20.1
single-layered35.01.440.51.431.91.339.01.131.71.736.30.6
multi-layered59.71.558.21.457.01.445.41.157.01.854.10.6
stratified4.00.60.70.26.70.78.80.69.31.06.00.3
clustered structure1.10.30.30.12.80.54.50.51.40.42.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853029/319360
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %±
n/an/a0.30.20.50.22.40.71.90.50.0.1.00.2
single-layered36.81.741.21.529.52.037.61.931.64.137.00.9
multi-layered57.11.757.21.556.72.246.22.056.14.454.80.9
stratified4.40.70.80.37.91.27.91.110.72.74.80.4
clustered structure1.30.40.30.23.60.86.51.01.61.12.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.1.71.72.80.90.0.2.10.7
single-layered25.69.00.0.44.26.240.02.724.95.437.82.2
multi-layered69.99.50.0.48.16.245.42.849.16.247.52.3
stratified4.54.40.0.3.02.19.01.619.94.99.41.3
clustered structure0.0.0.0.3.02.12.80.96.13.03.20.8
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.0.0.0.90.42.40.50.80.41.30.3
single-layered31.23.621.54.131.32.137.61.733.42.133.81.0
multi-layered67.03.777.54.160.22.246.41.758.12.255.71.1
stratified1.81.11.01.05.61.010.01.17.11.17.10.6
clustered structure0.0.0.0.2.10.63.60.70.60.42.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.20.20.40.21.60.42.30.40.60.31.20.1
single-layered35.61.539.51.431.21.438.01.132.31.835.90.6
multi-layered59.11.659.01.457.81.546.11.256.91.954.50.7
stratified4.00.60.80.36.50.89.00.78.91.16.00.3
clustered structure1.10.30.30.22.90.54.50.51.30.42.40.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853030/319361
NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1983/85
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a2.4280.0.0.0.2.428
single-layered22.070.0.0.0.22.07
multi-layered22.270.0.0.0.22.27
stratified0.8490.0.0.0.0.849
clustered structure0.0.0.0.0.0.0.0.
total47.520.0.0.0.47.52
AIn/a0.0.0.0.0.21000.2100
single-layered1.5310.6571.5313.513
multi-layered0.6570.0.0.6581.239
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total2.3250.6572.2245.19
ARn/a0.21000.0.0.0.0.2100
single-layered3.8180.21002.2256.110
multi-layered0.7510.0.0.5581.238
stratified0.21000.0.0.0.0.2100
clustered structure0.4730.0.0.0.0.473
total5.3130.21002.7228.16
BEn/a5.2190.8503.4249.414
single-layered32.574.72018.61055.85
multi-layered34.675.21930.5770.34
stratified10.4141.93112.61225.08
clustered structure3.6230.6582.0326.218
total86.3413.31267.14166.71
BL/BSn/a1.3410.0.0.4701.634
single-layered3.2250.0.1.6374.819
multi-layered11.4100.0.1.93213.38
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total15.960.0.3.92219.73
FRn/a1.8340.21001.0453.026
single-layered9.5130.5575.41715.59
multi-layered13.3100.3704.62018.28
stratified1.3410.0.0.9442.330
clustered structure0.4710.0.1.2411.535
total26.361.04013.11040.53
GEn/a0.0.0.0.0.0.0.0.
single-layered0.41000.0.0.0.0.4100
multi-layered2.7190.0.0.0.2.719
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total3.1130.0.0.0.3.113
GLn/a0.6580.4710.4711.438
single-layered2.7251.8312.5267.012
multi-layered0.8500.9442.2293.921
stratified0.4710.0.0.0.0.471
clustered structure0.6570.8500.21001.634
total5.1173.8205.31714.27
GRn/a2.0320.6582.6285.219
single-layered18.2109.21430.6758.15
multi-layered22.195.61818.11045.86
stratified10.7133.62313.61128.08
clustered structure5.1192.2306.41713.812
total58.2521.3971.44150.92
JUn/a0.8500.0.1.0441.832
single-layered9.0130.21003.12412.310
multi-layered10.6120.5526.21617.38
stratified1.6340.21000.4712.229
clustered structure0.4710.0.0.0.0.471
total22.460.94310.71134.03
LUn/a1.4380.0.0.21001.635
single-layered13.3100.6582.82616.79
multi-layered15.890.21003.22419.38
stratified2.6270.0.0.6583.224
clustered structure0.21000.0.0.0.0.2100
total33.340.8506.81641.03
NEn/a0.6600.0.0.4711.046
single-layered4.1210.21000.9455.318
multi-layered11.9100.8501.43514.19
stratified5.7160.0.0.3716.016
clustered structure1.8320.0.0.0.1.832
total24.151.0443.02328.23
NWn/a0.0.0.0.0.0.0.0.
single-layered1.3400.4721.8343.521
multi-layered1.2440.31001.1442.527
stratified0.31000.21000.0.0.472
clustered structure0.8560.31000.0.1.148
total3.5211.2442.8247.58
OWn/a1.2410.0.0.4711.635
single-layered3.0240.8501.6355.516
multi-layered1.7310.7514.1206.515
stratified2.2280.11001.2383.520
clustered structure1.2400.0.0.4711.634
total9.3121.7337.81318.74
SGn/a1.9330.21001.2413.324
single-layered9.7131.3389.61320.68
multi-layered6.5172.52911.31220.38
stratified2.7280.21002.6285.519
clustered structure1.1450.0.1.1442.231
total21.884.42125.8752.03
SHn/a0.9490.0.0.0.0.949
single-layered4.8170.0.0.0.4.817
multi-layered6.2140.0.0.4696.613
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total11.940.0.0.46912.33
SOn/a1.1440.0.0.21001.440
single-layered11.5100.0.1.04512.510
multi-layered15.580.21001.63517.48
stratified0.7580.0.0.0.0.758
clustered structure0.0.0.0.0.0.0.0.
total28.930.21002.92631.92
SZn/a1.8320.21000.4712.528
single-layered4.6190.6573.2248.413
multi-layered6.2170.9446.21513.39
stratified0.4710.0.0.5560.944
clustered structure1.4370.0.0.6572.031
total14.591.73210.91127.14
TGn/a0.5600.0.0.21000.751
single-layered7.5130.0.0.6518.112
multi-layered9.4110.0.1.33510.79
stratified0.0.0.0.0.21000.2100
clustered structure0.0.0.0.0.0.0.0.
total17.350.0.2.42619.73
TIn/a1.4380.0.2.7264.122
single-layered6.4172.33035.4644.05
multi-layered8.1153.82233.1745.05
stratified1.6351.2416.2179.014
clustered structure1.3380.8501.3383.423
total18.8108.01578.73105.52
URn/a0.4720.0.0.0.0.472
single-layered0.9441.7321.2403.920
multi-layered2.9241.6343.3217.811
stratified0.4710.21000.21000.850
clustered structure0.6580.0.0.21000.849
total5.2173.5215.01713.76
VDn/a3.2250.21000.6583.922
single-layered20.691.1405.31927.07
multi-layered38.163.4248.91450.54
stratified7.2160.21000.6588.015
clustered structure1.1450.21000.21001.537
total70.035.11915.61090.82
VSn/a2.6280.8502.4295.918
single-layered6.2186.11713.81126.28
multi-layered11.4139.71325.1846.15
stratified4.4215.3199.21418.99
clustered structure2.5291.2412.8276.517
total27.1823.1853.45103.62
ZGn/a0.21000.0.0.11000.472
single-layered0.6570.21000.9431.730
multi-layered1.6300.0.1.3332.819
stratified0.5670.0.0.11000.657
clustered structure0.0.0.0.0.0.0.0.
total2.9190.21002.5205.57
ZHn/a1.5370.0.0.21001.735
single-layered24.670.0.1.14425.76
multi-layered21.180.0.0.47121.58
stratified1.3370.0.0.0.1.337
clustered structure0.0.0.0.0.0.0.0.
total48.520.0.1.63550.22
Switzerlandn/a33.083.42418.11054.56
single-layered222.1332.78144.83399.62
multi-layered276.5236.77167.23480.32
stratified55.5613.21249.46118.14
clustered structure22.596.01816.51145.07
total609.7191.94395.921097.51
© WSL, Swiss National Forest Inventory, 19.06.2020 #853031/319362
NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: canton
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
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a2.2300.0.0.0.2.230
single-layered21.870.0.0.0.21.87
multi-layered21.870.0.0.0.21.87
stratified0.8490.0.0.0.0.849
clustered structure0.0.0.0.0.0.0.0.
total46.720.0.0.0.46.72
AIn/a0.0.0.0.0.21000.2100
single-layered1.5310.6571.5313.513
multi-layered0.6570.0.0.6581.239
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total2.3250.6572.2245.19
ARn/a0.21000.0.0.0.0.2100
single-layered3.8180.21002.2256.110
multi-layered0.7510.0.0.5581.238
stratified0.21000.0.0.0.0.2100
clustered structure0.4730.0.0.0.0.473
total5.3130.21002.7228.16
BEn/a4.8200.6583.2258.615
single-layered31.974.72017.61054.25
multi-layered34.275.02030.1769.34
stratified9.2141.93112.01323.19
clustered structure3.4240.4712.0325.818
total83.5412.71264.94161.11
BL/BSn/a1.1450.0.0.4701.437
single-layered3.2250.0.1.6374.819
multi-layered11.4100.0.1.93213.38
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total15.760.0.3.92219.64
FRn/a1.4380.21000.8502.429
single-layered9.5130.5575.21815.39
multi-layered13.3100.3704.62018.28
stratified1.3410.0.0.9442.330
clustered structure0.4710.0.1.2411.535
total25.951.04012.81039.73
GEn/a0.0.0.0.0.0.0.0.
single-layered0.41000.0.0.0.0.4100
multi-layered2.7190.0.0.0.2.719
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total3.1130.0.0.0.3.113
GLn/a0.6580.4710.21001.241
single-layered2.5261.8312.5266.713
multi-layered0.8500.9442.2293.921
stratified0.4710.0.0.0.0.471
clustered structure0.6570.8500.21001.634
total4.9183.8205.11713.87
GRn/a1.6350.4712.2304.222
single-layered17.2109.21430.0756.55
multi-layered20.795.41917.51043.66
stratified9.9143.42313.61127.08
clustered structure4.7202.2306.21713.212
total54.2520.7969.64144.52
JUn/a0.6580.0.1.0441.634
single-layered8.8130.21003.12412.110
multi-layered10.0120.5526.21616.78
stratified1.6340.21000.21002.030
clustered structure0.4710.0.0.0.0.471
total21.360.94310.51132.83
LUn/a1.2410.0.0.21001.437
single-layered13.3100.6582.82616.79
multi-layered14.8100.0.3.22418.18
stratified2.4280.0.0.6583.025
clustered structure0.21000.0.0.0.0.2100
total31.940.6586.81639.43
NEn/a0.6600.0.0.4711.046
single-layered3.9210.21000.7514.919
multi-layered11.9100.8501.43514.19
stratified5.7160.0.0.3716.016
clustered structure1.3400.0.0.0.1.340
total23.451.0442.82427.33
NWn/a0.0.0.0.0.0.0.0.
single-layered1.3400.4721.5373.322
multi-layered1.2440.31001.1442.527
stratified0.31000.21000.0.0.472
clustered structure0.8560.31000.0.1.148
total3.5211.2442.6267.29
OWn/a1.0450.0.0.4711.438
single-layered3.0240.8501.6355.516
multi-layered1.7310.7513.9216.215
stratified2.2280.11001.0413.421
clustered structure1.2400.0.0.4711.634
total9.1121.7337.41318.14
SGn/a0.8500.21001.0452.031
single-layered9.7131.3389.41320.58
multi-layered6.1182.52910.41219.19
stratified2.7280.21002.3305.219
clustered structure0.9500.0.1.1442.033
total20.194.42124.3748.84
SHn/a0.9490.0.0.0.0.949
single-layered4.8170.0.0.0.4.817
multi-layered6.2140.0.0.4696.613
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total11.940.0.0.46912.33
SOn/a1.1440.0.0.21001.440
single-layered11.3100.0.1.04512.310
multi-layered15.480.21001.63517.28
stratified0.7580.0.0.0.0.758
clustered structure0.0.0.0.0.0.0.0.
total28.530.21002.92631.62
SZn/a1.0440.21000.4711.634
single-layered4.6190.6573.2248.413
multi-layered6.0170.6586.01612.69
stratified0.4710.0.0.5560.944
clustered structure1.4370.0.0.6572.031
total13.5101.43710.71125.54
TGn/a0.5600.0.0.21000.751
single-layered7.4130.0.0.6518.012
multi-layered9.4110.0.1.33510.79
stratified0.0.0.0.0.21000.2100
clustered structure0.0.0.0.0.0.0.0.
total17.250.0.2.42619.63
TIn/a0.8500.0.1.9312.727
single-layered5.7192.33034.0641.96
multi-layered7.1163.82232.3743.36
stratified1.6351.2416.0188.814
clustered structure1.1400.8501.3383.224
total16.3108.01575.6399.92
URn/a0.4720.0.0.0.0.472
single-layered0.9441.7321.0443.721
multi-layered2.6251.6343.2227.412
stratified0.4710.21000.21000.850
clustered structure0.4720.0.0.21000.657
total4.8183.5214.61812.96
VDn/a2.6270.21000.6583.324
single-layered20.291.1405.31926.67
multi-layered36.563.3248.81448.55
stratified7.2160.21000.4717.815
clustered structure1.1450.21000.21001.537
total67.535.01915.21087.72
VSn/a1.6350.6582.2304.521
single-layered5.4196.11713.51125.08
multi-layered11.0139.71324.1844.75
stratified4.2215.3199.01418.59
clustered structure2.3301.2412.8276.318
total24.5822.9851.6599.02
ZGn/a0.21000.0.0.11000.472
single-layered0.6570.21000.7501.533
multi-layered1.6300.0.1.3332.819
stratified0.5670.0.0.11000.657
clustered structure0.0.0.0.0.0.0.0.
total2.9190.21002.3225.48
ZHn/a1.3400.0.0.21001.537
single-layered24.070.0.1.14425.16
multi-layered20.780.0.0.47121.18
stratified1.2400.0.0.0.1.240
clustered structure0.0.0.0.0.0.0.0.
total47.120.0.1.63548.82
Switzerlandn/a26.592.82715.91145.27
single-layered216.8332.78140.33389.82
multi-layered268.3235.67162.73466.62
stratified52.9613.01247.66113.54
clustered structure20.7105.81916.31142.77
total585.2189.84382.821057.81
© WSL, Swiss National Forest Inventory, 19.06.2020 #853032/319363
NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a1.9230.0.0.0.1.923
single-layered21.850.0.0.0.21.85
multi-layered23.150.0.0.0.23.15
stratified1.2280.0.0.0.1.228
clustered structure0.0.0.0.0.0.0.0.
total47.910.0.0.0.47.91
AIn/a0.0.0.0.0.11000.1100
single-layered1.6210.3491.4213.210
multi-layered0.6410.11000.8351.424
stratified0.11000.0.0.0.0.1100
clustered structure0.0.0.0.0.0.0.0.
total2.2170.4432.3174.97
ARn/a0.3570.0.0.2710.545
single-layered3.1150.11001.8215.010
multi-layered1.0290.11000.8342.020
stratified0.2710.0.0.0.0.271
clustered structure0.2710.0.0.0.0.271
total4.9100.2722.8167.94
BEn/a4.6150.7383.1188.411
single-layered30.654.61519.6754.74
multi-layered38.056.21327.5671.73
stratified11.391.82312.0925.06
clustered structure2.6190.7382.2215.513
total87.0313.9864.43165.41
BL/BSn/a0.8350.0.0.3571.129
single-layered4.0150.0.1.1315.113
multi-layered12.160.0.2.22114.25
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total16.940.0.3.51620.42
FRn/a1.6250.2710.7382.520
single-layered9.090.6416.81116.36
multi-layered12.080.9334.91317.86
stratified1.2300.0.1.2282.420
clustered structure0.4500.11000.9331.426
total24.241.82314.5740.42
GEn/a0.11000.0.0.0.0.1100
single-layered0.9330.0.0.0.0.933
multi-layered2.4140.0.0.0.2.414
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total3.460.0.0.0.3.46
GLn/a1.0310.5450.4501.922
single-layered2.4201.8232.9177.19
multi-layered1.5250.8351.7244.014
stratified0.3570.0.0.0.0.357
clustered structure1.0310.5440.2701.724
total6.2113.5155.21215.05
GRn/a2.3210.7382.5205.513
single-layered19.9710.31031.3561.53
multi-layered19.976.51219.3745.84
stratified11.393.51712.4927.26
clustered structure5.7131.5266.51213.78
total59.1422.6672.03153.71
JUn/a0.8350.0.0.6411.426
single-layered8.3100.11003.01711.48
multi-layered12.380.3556.31218.95
stratified1.7240.11000.3582.122
clustered structure0.3580.0.0.0.0.358
total23.440.54410.2834.12
LUn/a1.9220.0.0.2712.121
single-layered13.670.5452.32016.46
multi-layered15.960.11003.51619.65
stratified2.4190.0.0.4502.818
clustered structure0.3580.0.0.0.0.358
total34.130.6416.51141.22
NEn/a0.8340.0.0.2711.031
single-layered4.4140.3581.0315.712
multi-layered11.970.6411.22713.86
stratified5.9110.0.0.5456.411
clustered structure1.5240.0.0.0.1.524
total24.530.9332.91728.42
NWn/a0.4490.0.0.3560.835
single-layered1.3270.8361.4263.414
multi-layered1.0320.2711.1302.319
stratified0.3560.2710.11000.740
clustered structure0.4490.2710.2690.933
total3.5141.4263.1158.05
OWn/a0.9330.0.0.2711.130
single-layered2.5190.8371.9235.212
multi-layered2.5190.7354.0157.310
stratified1.9220.2721.5243.615
clustered structure1.2280.0.0.3581.525
total9.181.7238.0918.83
SGn/a1.4280.2711.6253.218
single-layered9.691.62510.0921.26
multi-layered6.2121.82411.5819.56
stratified1.6250.3582.9184.814
clustered structure1.2300.11000.8352.122
total19.964.11526.8550.82
SHn/a0.7370.0.0.0.0.737
single-layered4.7120.0.0.0.4.712
multi-layered5.9100.0.0.6406.59
stratified0.3560.0.0.0.0.356
clustered structure0.0.0.0.0.0.0.0.
total11.630.0.0.64012.22
SOn/a0.5440.0.0.11000.641
single-layered10.780.0.1.13011.77
multi-layered16.360.2701.82318.35
stratified0.5450.0.0.11000.741
clustered structure0.0.0.0.0.0.0.0.
total28.030.2703.11731.42
SZn/a1.8240.11000.8352.719
single-layered4.4140.7383.3168.59
multi-layered5.1130.8357.21013.17
stratified0.5440.11000.4491.031
clustered structure1.1290.0.0.5451.624
total12.971.72412.2726.83
TGn/a0.6380.0.0.11000.735
single-layered6.8100.0.0.9317.79
multi-layered9.370.0.1.32610.57
stratified0.2700.0.0.2700.450
clustered structure0.11000.0.0.0.0.1100
total17.030.0.2.41819.42
TIn/a1.3280.11002.1223.517
single-layered7.2123.31735.4446.04
multi-layered7.5114.01532.4543.94
stratified1.7242.0226.31210.010
clustered structure1.3281.0311.7244.016
total19.1710.4977.92107.42
URn/a0.7380.11000.2701.131
single-layered1.0311.7240.9333.615
multi-layered2.4201.7243.4167.59
stratified0.7410.2700.3561.230
clustered structure0.5440.2710.2711.032
total5.4123.9155.11214.45
VDn/a3.0180.11000.8353.916
single-layered21.561.5265.41328.45
multi-layered38.742.4209.91051.13
stratified8.0110.11000.6418.710
clustered structure1.6250.11000.3572.022
total72.824.21517.0794.11
VSn/a3.3171.1302.4206.812
single-layered7.5116.31212.1926.06
multi-layered11.3911.1922.8645.34
stratified5.2145.6137.71118.57
clustered structure2.4201.1302.3215.813
total29.8525.3547.34102.42
ZGn/a0.2710.0.0.11000.358
single-layered0.6400.11000.7361.424
multi-layered2.2180.0.1.5233.711
stratified0.3570.0.0.11000.450
clustered structure0.0.0.0.0.0.0.0.
total3.3120.11002.3165.74
ZHn/a1.9230.0.0.11002.022
single-layered24.050.0.0.54424.55
multi-layered21.950.0.0.35822.25
stratified1.0320.0.0.0.1.032
clustered structure0.0.0.0.0.0.0.0.
total48.810.0.0.93349.71
Switzerlandn/a33.153.81617.2854.24
single-layered221.3235.35144.72401.31
multi-layered281.1238.65165.92485.61
stratified57.6414.1847.14118.93
clustered structure21.975.51316.2843.65
total615.0197.43391.211103.60
© WSL, Swiss National Forest Inventory, 19.06.2020 #853033/319364
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: canton
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
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.2100
single-layered17.790.0.0.0.17.79
multi-layered28.850.0.0.0.28.85
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total46.720.0.0.0.46.72
AIn/a0.0.0.0.0.0.0.0.
single-layered1.3340.6571.0372.917
multi-layered0.8480.0.1.0431.829
stratified0.0.0.0.0.0.0.0.
clustered structure0.21000.0.0.21000.471
total2.3250.6572.2245.19
ARn/a0.4730.0.0.0.0.473
single-layered2.1290.21001.6293.818
multi-layered2.7240.0.1.1413.719
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total5.3130.21002.7228.16
BEn/a1.0450.21000.4711.635
single-layered31.775.02018.51055.25
multi-layered43.866.31739.2689.33
stratified4.8200.6585.02010.414
clustered structure2.2300.6581.8334.621
total83.5412.71264.94161.11
BL/BSn/a0.0.0.0.0.0.0.0.
single-layered5.1180.0.1.8356.915
multi-layered10.4110.0.2.03012.49
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total15.760.0.3.92219.64
FRn/a0.0.0.0.0.0.0.0.
single-layered12.1110.7484.91917.79
multi-layered12.8110.4716.81620.08
stratified0.6580.0.0.5701.144
clustered structure0.4720.0.0.5570.944
total25.951.04012.81039.73
GEn/a0.0.0.0.0.0.0.0.
single-layered0.8660.0.0.0.0.866
multi-layered2.3250.0.0.0.2.325
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total3.1130.0.0.0.3.113
GLn/a0.0.0.4710.0.0.471
single-layered2.5261.6342.3286.514
multi-layered1.4371.5342.8255.616
stratified0.4710.21000.0.0.657
clustered structure0.6580.21000.0.0.750
total4.9183.8205.11713.87
GRn/a0.4710.0.2.0312.429
single-layered19.81010.01426.8856.75
multi-layered28.488.51533.7770.74
stratified4.0221.5355.41910.913
clustered structure1.6350.6581.6353.823
total54.2520.7969.64144.52
JUn/a0.0.0.0.0.0.0.0.
single-layered8.4140.21001.93110.612
multi-layered12.3100.5568.21421.06
stratified0.21000.21000.4710.850
clustered structure0.4710.0.0.0.0.471
total21.360.94310.51132.83
LUn/a0.6570.0.0.0.0.657
single-layered11.4110.4711.43813.210
multi-layered18.680.21005.41824.26
stratified1.0440.0.0.0.1.044
clustered structure0.4710.0.0.0.0.471
total31.940.6586.81639.43
NEn/a0.31000.0.0.0.0.3100
single-layered4.9190.21001.1416.316
multi-layered14.480.8501.53216.87
stratified2.9250.0.0.21003.124
clustered structure0.8530.0.0.0.0.853
total23.451.0442.82427.33
NWn/a0.0.0.31000.0.0.3100
single-layered1.1420.21001.4392.724
multi-layered1.6370.7591.1363.421
stratified0.31000.0.0.0.0.3100
clustered structure0.5680.0.0.0.0.568
total3.5211.2442.6267.29
OWn/a0.4710.0.0.11000.559
single-layered1.5370.6591.7333.821
multi-layered6.8141.1425.31713.27
stratified0.4710.0.0.0.0.471
clustered structure0.0.0.0.0.21000.2100
total9.1121.7337.41318.14
SGn/a0.8500.21000.6561.734
single-layered5.5191.7357.31614.610
multi-layered12.5121.93314.91029.36
stratified0.8500.5701.5382.827
clustered structure0.5710.0.0.0.0.571
total20.194.42124.3748.84
SHn/a0.0.0.0.0.0.0.0.
single-layered4.9170.0.0.0.4.917
multi-layered7.0120.0.0.4697.411
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total11.940.0.0.46912.33
SOn/a0.0.0.0.0.0.0.0.
single-layered13.290.0.0.94514.19
multi-layered15.390.21002.03217.58
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total28.530.21002.92631.62
SZn/a1.0450.21000.0.1.240
single-layered5.8170.6574.32010.711
multi-layered5.1190.6585.61711.211
stratified1.2410.0.0.8492.031
clustered structure0.4710.0.0.0.0.471
total13.5101.43710.71125.54
TGn/a0.21000.0.0.0.0.2100
single-layered5.9150.0.0.3716.114
multi-layered10.990.0.2.12813.07
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total17.250.0.2.42619.63
TIn/a0.0.0.0.0.6580.658
single-layered5.4191.63525.9832.97
multi-layered9.6144.32144.1558.04
stratified1.2411.9314.5217.516
clustered structure0.21000.21000.5720.950
total16.3108.01575.6399.92
URn/a0.0.0.21000.21000.472
single-layered1.8322.1281.5375.316
multi-layered2.1291.2402.6255.915
stratified0.5560.0.0.4710.943
clustered structure0.4720.0.0.0.0.472
total4.8183.5214.61812.96
VDn/a0.21000.0.0.4710.658
single-layered26.782.1305.91734.86
multi-layered35.162.4286.91644.45
stratified3.6230.4701.8335.918
clustered structure1.8330.0.0.21002.031
total67.535.01915.21087.72
VSn/a0.6580.6580.6581.933
single-layered9.1146.41717.51033.17
multi-layered10.71312.01225.2847.95
stratified1.8333.0266.11810.813
clustered structure2.2301.0452.1305.319
total24.5822.9851.6599.02
ZGn/a0.0.0.0.0.0.0.0.
single-layered0.8490.0.0.7481.532
multi-layered1.7300.21001.4293.317
stratified0.4720.0.0.21000.659
clustered structure0.0.0.0.0.0.0.0.
total2.9190.21002.3225.48
ZHn/a0.0.0.0.0.0.0.0.
single-layered18.290.0.0.85019.08
multi-layered28.960.0.0.85029.85
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total47.120.0.1.63548.82
Switzerlandn/a6.2182.0325.12013.312
single-layered217.8334.37129.84381.92
multi-layered324.2242.77214.23581.01
stratified24.598.31526.6859.46
clustered structure12.6132.6287.11722.39
total585.2189.84382.821057.81
© WSL, Swiss National Forest Inventory, 19.06.2020 #853034/319365
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state1993/95
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.2100
single-layered17.790.0.0.0.17.79
multi-layered30.250.0.0.0.30.25
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total48.120.0.0.0.48.12
AIn/a0.0.0.0.0.0.0.0.
single-layered1.3340.6571.0372.917
multi-layered0.8480.0.1.0431.829
stratified0.0.0.0.0.0.0.0.
clustered structure0.21000.0.0.21000.471
total2.3250.6572.2245.19
ARn/a0.4730.0.0.0.0.473
single-layered2.1290.21001.6293.818
multi-layered2.7240.0.1.1413.719
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total5.3130.21002.7228.16
BEn/a1.0450.21000.4711.635
single-layered32.675.21919.31057.15
multi-layered46.266.31740.6693.13
stratified5.0200.6585.21910.813
clustered structure2.8270.6581.8335.219
total87.7412.91267.34167.91
BL/BSn/a0.0.0.0.0.0.0.0.
single-layered5.5180.0.1.8357.314
multi-layered10.4110.0.2.32912.79
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total16.160.0.4.12120.23
FRn/a0.0.0.0.0.0.0.0.
single-layered12.5110.7484.91918.18
multi-layered13.4100.4717.21521.07
stratified0.8500.0.0.5701.340
clustered structure0.4720.0.0.9441.338
total27.151.04013.51041.73
GEn/a0.0.0.0.0.0.0.0.
single-layered1.2500.0.0.0.1.250
multi-layered2.3250.0.0.0.2.325
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total3.520.0.0.0.3.52
GLn/a0.0.0.4710.0.0.471
single-layered2.9241.6342.5267.014
multi-layered1.8321.5342.8256.015
stratified0.4710.21000.0.0.657
clustered structure0.6580.4710.0.0.945
total5.7174.0205.21714.96
GRn/a0.6580.0.2.0312.628
single-layered23.1910.01429.2862.35
multi-layered33.179.31436.5678.94
stratified4.9201.7337.21613.911
clustered structure2.4290.6582.2305.219
total64.1521.7977.24162.92
JUn/a0.0.0.0.0.0.0.0.
single-layered9.2130.21001.93111.311
multi-layered12.3100.5568.41321.26
stratified0.21000.21000.4710.850
clustered structure0.4710.0.0.0.0.471
total22.160.94310.71133.73
LUn/a0.6570.0.0.0.0.657
single-layered12.0110.4711.63514.110
multi-layered19.280.21005.41824.86
stratified1.0440.0.0.0.1.044
clustered structure0.8500.0.0.0.0.850
total33.540.6587.01641.22
NEn/a0.31000.0.0.0.0.3100
single-layered5.6180.21001.3387.215
multi-layered14.680.8501.53216.97
stratified2.9250.0.0.21003.124
clustered structure0.8530.0.0.0.0.853
total24.251.0443.02328.33
NWn/a0.0.0.31000.0.0.3100
single-layered1.4390.21001.4393.023
multi-layered2.1320.7591.1363.920
stratified0.31000.0.0.0.0.3100
clustered structure0.5680.0.0.0.0.568
total4.3181.2442.6268.08
OWn/a0.4710.0.0.11000.559
single-layered1.5370.6591.7333.821
multi-layered7.6141.1425.61614.27
stratified0.4710.0.0.0.0.471
clustered structure0.0.0.0.0.21000.2100
total9.9111.7337.61319.14
SGn/a0.8500.21000.9481.932
single-layered6.8171.7358.01516.510
multi-layered14.0111.93316.3932.26
stratified0.8500.5701.5382.827
clustered structure0.7580.0.0.5711.145
total23.184.42127.1754.53
SHn/a0.0.0.0.0.0.0.0.
single-layered4.9170.0.0.0.4.917
multi-layered7.0120.0.0.4697.411
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total11.940.0.0.46912.33
SOn/a0.0.0.0.0.0.0.0.
single-layered13.590.0.0.94514.49
multi-layered15.780.21002.03217.97
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total29.330.21002.92632.32
SZn/a1.0450.21000.0.1.240
single-layered6.2160.8504.52011.510
multi-layered5.1190.6586.21611.810
stratified1.6350.21000.8492.527
clustered structure0.4710.0.0.0.0.471
total14.391.73211.51127.54
TGn/a0.21000.0.0.0.0.2100
single-layered6.0140.0.0.3716.214
multi-layered11.090.0.2.12813.17
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total17.550.0.2.42619.93
TIn/a0.0.0.0.0.6580.658
single-layered6.5171.63528.2836.36
multi-layered11.8124.52046.7563.04
stratified2.1302.1304.8209.114
clustered structure0.21000.4710.5721.045
total20.798.61480.83110.12
URn/a0.0.0.21000.21000.472
single-layered2.2292.3271.5375.915
multi-layered2.9251.2403.1237.213
stratified0.5560.0.0.4710.943
clustered structure0.4720.0.0.0.0.472
total6.0153.7215.11714.85
VDn/a0.21000.0.0.4710.658
single-layered29.272.3296.11737.66
multi-layered37.162.6277.01646.75
stratified4.6200.4702.0317.116
clustered structure2.2300.0.0.21002.528
total73.335.31915.81094.52
VSn/a0.6580.6580.8502.131
single-layered11.0136.81618.61036.36
multi-layered11.91212.21226.0850.15
stratified2.8273.0266.11811.812
clustered structure2.4291.0452.1305.518
total28.8723.5853.65105.92
ZGn/a0.0.0.0.0.0.0.0.
single-layered0.8490.0.0.7481.532
multi-layered1.7300.21001.6263.515
stratified0.4720.0.0.21000.659
clustered structure0.0.0.0.0.0.0.0.
total2.9190.21002.5205.57
ZHn/a0.0.0.0.0.0.0.0.
single-layered18.290.0.0.85019.08
multi-layered30.050.0.0.85030.85
stratified0.0.0.0.0.0.0.0.
clustered structure0.21000.0.0.0.0.2100
total48.420.0.1.63550.01
Switzerlandn/a6.4182.0325.51913.912
single-layered233.8335.57137.94407.12
multi-layered345.0244.06225.73614.81
stratified29.388.81529.2867.35
clustered structure15.4112.9268.61527.09
total629.9193.34406.921130.11
© WSL, Swiss National Forest Inventory, 19.06.2020 #853035/319366
NFI4
forest area
avalanches SilvaProtect · stand structure
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure %± %± %± %± %± %±
n/an/a0.40.21.30.42.80.71.40.40.50.51.30.2
single-layered28.81.632.51.436.02.033.91.735.63.532.70.8
multi-layered59.71.760.51.545.02.139.01.741.93.651.70.8
stratified10.61.15.60.714.01.521.71.518.82.812.70.6
clustered structure0.50.30.10.12.20.64.00.73.11.31.60.2
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimetern/a0.0.0.0.2.92.03.41.01.41.42.90.8
single-layered30.49.60.0.36.25.939.72.732.35.737.72.2
multi-layered56.710.40.0.45.16.139.02.738.85.940.72.2
stratified8.75.90.0.14.14.415.52.026.05.316.51.7
clustered structure4.24.10.0.1.61.62.40.91.41.42.30.7
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.0.3.11.82.70.72.50.51.10.42.10.3
single-layered29.63.615.53.628.22.035.51.635.62.132.51.0
multi-layered62.03.873.74.353.82.240.01.751.22.149.21.1
stratified7.82.17.72.615.11.620.01.410.81.315.10.8
clustered structure0.70.70.0.0.20.21.90.51.30.51.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.30.21.50.42.80.52.20.31.00.31.70.2
single-layered29.01.431.01.332.61.435.61.135.31.733.00.6
multi-layered60.01.561.61.448.91.539.41.148.01.849.90.6
stratified10.11.05.80.714.51.119.90.914.01.213.80.4
clustered structure0.60.30.10.11.30.32.80.41.70.51.50.2
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 19.06.2020 #853036/319367
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: canton
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
cantonstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.2100
single-layered18.280.0.0.0.18.28
multi-layered29.350.0.0.0.29.35
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total47.620.0.0.0.47.62
AIn/a0.0.0.0.0.0.0.0.
single-layered1.2320.5571.2302.915
multi-layered0.7480.0.1.0391.728
stratified0.0.0.0.0.0.0.0.
clustered structure0.4710.0.0.21000.557
total2.3230.5572.3215.09
ARn/a0.4740.0.0.0.0.474
single-layered2.1270.11001.6263.816
multi-layered2.5240.0.1.3333.817
stratified0.11000.0.0.0.0.1100
clustered structure0.0.0.0.0.0.0.0.
total5.0120.11003.0188.16
BEn/a0.9450.21000.4711.535
single-layered32.774.81919.8957.45
multi-layered46.456.41639.3692.13
stratified5.5180.7505.11811.412
clustered structure2.5270.5582.0305.019
total88.2312.61166.64167.41
BL/BSn/a0.0.0.0.0.0.0.0.
single-layered5.4170.0.1.6357.014
multi-layered10.6100.0.2.42613.08
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total16.260.0.4.12020.23
FRn/a0.0.0.0.0.0.0.0.
single-layered11.9110.8435.01817.68
multi-layered14.1100.5586.61521.37
stratified0.9450.0.0.6581.535
clustered structure0.5580.0.0.8441.435
total27.451.33513.01041.73
GEn/a0.0.0.0.0.0.0.0.
single-layered1.0440.0.0.0.1.044
multi-layered1.8280.0.0.0.1.828
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total2.8150.0.0.0.2.815
GLn/a0.11000.3710.21000.649
single-layered2.9231.6322.4266.913
multi-layered1.8311.7312.8246.214
stratified0.4710.21000.0.0.557
clustered structure0.9450.3710.0.1.238
total6.0154.1185.41615.56
GRn/a0.7500.0.1.8312.527
single-layered23.2810.21330.4763.94
multi-layered33.178.51436.3677.94
stratified4.6191.7317.11513.311
clustered structure2.1290.6582.1294.819
total63.7421.0977.74162.52
JUn/a0.0.0.0.0.0.0.0.
single-layered8.6130.21002.12810.811
multi-layered12.3100.5578.51321.36
stratified0.21000.11000.4710.750
clustered structure0.5570.0.0.0.0.557
total21.560.84311.01033.32
LUn/a0.6570.0.0.0.0.657
single-layered13.1100.4711.53514.99
multi-layered19.470.21004.81824.46
stratified0.9440.0.0.0.0.944
clustered structure0.7500.0.0.0.0.750
total34.640.5586.31641.42
NEn/a0.21000.0.0.0.0.2100
single-layered5.6160.3711.2387.214
multi-layered14.580.7501.63016.77
stratified2.7240.0.0.21002.924
clustered structure0.9470.0.0.0.0.947
total24.041.0402.92227.93
NWn/a0.21000.21000.0.0.568
single-layered1.3360.4721.6343.320
multi-layered2.0300.6591.0373.620
stratified0.21000.0.0.0.0.2100
clustered structure0.5680.0.0.0.0.568
total4.3171.2402.6248.17
OWn/a0.4710.0.0.11000.558
single-layered1.7320.5591.7323.820
multi-layered7.6131.1385.91514.66
stratified0.4710.0.0.0.0.471
clustered structure0.0.0.0.0.21000.2100
total10.0111.6317.91219.43
SGn/a0.7500.4711.2402.328
single-layered7.2151.7337.71416.69
multi-layered13.7102.03015.9931.65
stratified0.7500.4701.3382.527
clustered structure0.6580.0.1.0441.635
total22.984.52027.1654.63
SHn/a0.0.0.0.0.0.0.0.
single-layered5.0160.0.0.0.5.016
multi-layered6.9120.0.0.5567.411
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total11.830.0.0.55612.42
SOn/a0.0.0.0.0.0.0.0.
single-layered13.590.0.0.84514.38
multi-layered15.980.21002.12918.27
stratified0.0.0.0.0.0.0.0.
clustered structure0.0.0.0.0.0.0.0.
total29.430.21002.92432.52
SZn/a0.9450.21000.0.1.140
single-layered6.6150.9454.41911.910
multi-layered5.3180.5586.61512.310
stratified1.4360.11000.8442.426
clustered structure0.3710.0.0.0.0.371
total14.591.73111.81028.04
TGn/a0.21000.0.0.0.0.2100
single-layered5.8140.0.0.3576.113
multi-layered11.190.0.2.02813.07
stratified0.21000.0.0.0.0.2100
clustered structure0.0.0.0.0.0.0.0.
total17.340.0.2.32519.73
TIn/a0.0.0.0.0.5580.558
single-layered6.9161.63327.5736.06
multi-layered11.3124.32046.9562.64
stratified2.4272.2284.7199.313
clustered structure0.3710.4710.4721.141
total21.098.51480.13109.62
URn/a0.21000.21000.21000.557
single-layered1.9292.6221.6316.114
multi-layered3.2221.0402.7236.913
stratified0.8440.0.0.3711.137
clustered structure0.7500.0.0.0.0.750
total6.8133.8184.81615.45
VDn/a0.21000.0.0.4710.558
single-layered28.472.2287.31437.95
multi-layered37.552.2276.81546.65
stratified4.8190.4701.9307.115
clustered structure2.0300.0.0.21002.128
total72.834.81816.6994.22
VSn/a0.6580.5580.9452.030
single-layered11.6127.31518.3937.26
multi-layered11.51212.41126.5750.44
stratified3.0242.6266.11711.612
clustered structure2.3270.9452.1295.218
total29.0723.7853.84106.52
ZGn/a0.0.0.0.0.0.0.0.
single-layered1.0400.0.0.6491.529
multi-layered1.7280.21001.7263.515
stratified0.4580.0.0.21000.650
clustered structure0.0.0.0.0.0.0.0.
total3.1170.21002.4205.76
ZHn/a0.0.0.0.0.0.0.0.
single-layered18.680.0.0.75019.28
multi-layered29.150.0.0.94430.05
stratified0.0.0.0.0.0.0.0.
clustered structure0.21000.0.0.0.0.2100
total47.920.0.1.63349.41
Switzerlandn/a6.5172.0305.71814.211
single-layered235.3236.27139.33410.82
multi-layered343.0242.96224.22610.11
stratified29.888.51428.7867.05
clustered structure15.3112.6268.91426.88
total630.0192.24406.821128.91
© WSL, Swiss National Forest Inventory, 19.06.2020 #853037/319368
NFI1
forest area
avalanches SilvaProtect · stand structure
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
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a12.7125.8183.6241.6351.4381.04526.29
single-layered139.9325.9821.895.41915.5117.416215.83
multi-layered179.3331.4717.11011.01319.998.015266.72
stratified22.1912.0133.7234.2219.2142.42953.56
clustered structure2.1316.2183.6232.3304.6211.33820.210
total356.0181.4449.7524.5850.6520.19582.41
inside perimetern/a0.0.1.0450.8500.6580.4710.0.2.827
single-layered0.8508.1166.4176.1177.2164.32133.08
multi-layered3.5247.5165.6189.7134.7204.72035.67
stratified0.4712.4290.4715.3192.8261.73313.012
clustered structure0.0.0.8500.8501.2411.8331.2415.819
total4.72019.81014.01122.9817.01011.91290.24
outside perimetern/a3.3244.0222.2302.2301.6352.52815.911
single-layered17.71025.5820.1913.51121.4942.46140.63
multi-layered27.9838.3724.0824.1814.61135.17164.03
stratified2.42913.7123.2259.01410.9138.81548.06
clustered structure0.0.3.7232.0312.8275.3192.32916.211
total51.4685.3451.5551.6553.7591.13384.62
totaln/a16.01110.8136.6174.5213.4243.52344.87
single-layered158.4359.5548.2525.0844.1654.15389.42
multi-layered210.7277.2446.7544.7539.2647.75466.32
stratified24.8928.187.31618.5922.8912.912114.54
clustered structure2.13110.8136.4176.31811.7134.82042.17
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 19.06.2020 #853038/319369
NFI1
forest area
avalanches SilvaProtect · stand structure
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
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a14.5116.7175.4192.6281.8331.63532.58
single-layered142.1326.1822.296.21816.3118.315221.23
multi-layered182.5333.0717.71011.41321.399.015274.92
stratified22.3913.5123.7234.4219.8142.62856.26
clustered structure2.5296.4174.0222.5295.0201.53522.09
total363.8185.7452.9527.1854.3523.09606.81
inside perimetern/a0.0.1.2410.8500.8500.6580.0.3.424
single-layered0.8508.1166.4176.1177.2164.32133.08
multi-layered3.7237.9166.0189.7134.9204.72036.97
stratified0.4712.4290.4715.3192.8261.93113.212
clustered structure0.0.1.0450.8501.2411.8331.2416.018
total4.92020.5914.41123.1817.41012.11292.44
outside perimetern/a3.3244.4212.6282.4292.0323.32418.110
single-layered17.91026.9820.7913.81121.8944.06145.13
multi-layered27.9839.1625.2825.1815.21135.97168.33
stratified2.82714.6113.4249.21410.9139.01449.86
clustered structure0.0.3.7232.0312.8275.5192.32916.411
total52.0688.7453.9553.4555.3594.43397.72
totaln/a17.81012.2138.8155.9184.4214.92054.06
single-layered160.8361.1549.2526.2845.3656.65399.32
multi-layered214.1280.1448.9546.1541.4649.55480.12
stratified25.4830.487.51618.9923.5813.512119.24
clustered structure2.52911.1136.8176.51712.3125.01944.37
total420.61194.91121.32103.62127.02129.521096.91
© WSL, Swiss National Forest Inventory, 19.06.2020 #853039/319370
NFI1
forest area
avalanches SilvaProtect · stand structure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI1
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a13.496.8125.8133.3172.2211.42733.05
single-layered138.6226.4622.267.51118.279.010221.92
multi-layered190.3234.9517.3711.3919.578.011281.42
stratified24.1612.693.0185.21410.792.42057.94
clustered structure3.1185.2144.0162.4205.2141.82321.77
total369.5185.9352.3429.8555.8422.66615.81
inside perimetern/a0.0.1.0320.9331.1300.6410.2713.816
single-layered1.0328.0116.2126.3127.8115.91335.25
multi-layered2.9198.4115.61311.195.9134.71438.65
stratified0.3582.1220.6415.6133.1182.42014.18
clustered structure0.0.1.1300.8351.1301.2291.3285.513
total4.21520.6714.1825.3518.6714.5897.23
outside perimetern/a2.5204.1153.6172.4202.2212.42017.18
single-layered16.9828.5620.4612.1921.9644.54144.32
multi-layered27.2638.0526.0622.8616.1735.55165.62
stratified2.71914.383.7167.7119.6109.21047.24
clustered structure0.0.3.8161.7242.3215.5132.81916.18
total49.3488.7355.4347.3455.3394.32390.41
totaln/a15.9811.9910.3106.8125.0144.01653.94
single-layered156.5262.9348.8426.0647.9459.43401.41
multi-layered220.4281.4348.9445.3441.6448.24485.61
stratified27.1628.967.31218.5723.4614.08119.23
clustered structure3.11810.1106.5125.81311.995.91343.35
total422.90195.21121.81102.42129.71131.411103.50
© WSL, Swiss National Forest Inventory, 19.06.2020 #853040/319371
NFI2
forest area
avalanches SilvaProtect · stand structure
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
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a1.4381.4382.2300.6580.4710.0.6.118
single-layered139.2324.2918.5109.11418.6106.717216.53
multi-layered204.7245.8623.4910.71326.6811.513322.62
stratified8.4155.9183.6231.8333.6231.53524.89
clustered structure2.3304.1222.0312.2301.4380.47112.413
total356.0181.4449.7524.5850.6520.19582.41
inside perimetern/a0.0.0.4711.0450.6580.0.0.0.2.032
single-layered1.2418.4156.7176.4178.7153.12534.57
multi-layered3.3259.3145.51912.0126.8176.01842.97
stratified0.21001.0450.6583.0261.3382.1308.215
clustered structure0.0.0.6580.21001.0450.21000.6582.628
total4.72019.81014.01122.9817.01011.91290.24
outside perimetern/a0.0.1.0450.8500.6581.8330.8505.120
single-layered14.21226.5819.4917.51022.7930.17130.54
multi-layered36.4747.8628.3725.2824.0853.65215.43
stratified0.8507.1172.8276.1183.8226.01826.58
clustered structure0.0.2.7270.21002.1301.4380.6587.117
total51.4685.3451.5551.6553.7591.13384.62
totaln/a1.4382.9264.0221.9332.2300.85013.212
single-layered154.6359.2544.6633.1750.0540.06381.52
multi-layered244.32102.9357.2547.9557.4571.14580.91
stratified9.41414.0127.01710.8138.6149.71459.56
clustered structure2.3307.4162.4295.3193.0261.63522.09
total412.11186.41115.2299.02121.32123.121057.11
© WSL, Swiss National Forest Inventory, 19.06.2020 #853041/319372
NFI2
forest area
avalanches SilvaProtect · stand structure
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a1.3381.5352.3280.6580.7500.0.6.317
single-layered145.2326.2821.0811.61221.898.414234.32
multi-layered208.9250.1526.3811.51230.5714.111341.52
stratified8.4147.8154.0213.0244.0213.02430.28
clustered structure2.8264.9192.8252.3272.0300.55815.311
total366.6190.5456.5529.0759.1526.08627.61
inside perimetern/a0.0.0.4711.1410.5580.0.0.0.2.030
single-layered1.2388.6147.4157.3158.9143.12336.57
multi-layered3.0249.4135.41712.4116.9156.01743.16
stratified0.21001.1410.7502.6261.2382.8258.514
clustered structure0.0.0.5580.3710.9450.21000.7502.626
total4.52019.9914.91023.7817.11012.61192.74
outside perimetern/a0.0.0.9451.4350.9451.6330.7505.618
single-layered13.81129.9720.1918.3926.5731.67140.23
multi-layered36.6747.7531.3726.5725.3857.54224.92
stratified0.7507.6152.7266.1174.8196.91528.78
clustered structure0.0.3.2231.1412.1291.8310.7508.814
total51.1589.3356.5453.8459.9497.43408.12
totaln/a1.3382.8254.8192.0302.3270.75013.911
single-layered160.3364.7548.5537.2657.2543.26410.92
multi-layered248.62107.2363.1450.4462.7477.63609.51
stratified9.31416.4107.41511.61210.01312.71167.45
clustered structure2.8268.6144.2205.2184.0211.93026.78
total422.11199.71128.02106.42136.12136.021128.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #853042/319373
NFI2
forest area
avalanches SilvaProtect · stand structure
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
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/an/a1.4381.4382.2300.6580.6580.0.6.318
single-layered144.7326.0820.9911.01321.698.115232.43
multi-layered210.7249.8625.8811.91230.7714.411343.42
stratified8.6157.1174.0222.8274.3212.72729.68
clustered structure2.7285.3192.2302.4292.2300.47115.211
total368.2189.7455.2528.8759.5525.68626.91
inside perimetern/a0.0.0.4711.0450.6580.0.0.0.2.032
single-layered1.2418.8157.1166.8168.7153.12535.87
multi-layered3.3259.5145.51912.2127.6166.21744.36
stratified0.21001.0450.8503.0261.3382.5288.815
clustered structure0.0.0.6580.4711.0450.21000.8502.926
total4.72020.4914.81123.5817.81012.71293.84
outside perimetern/a0.0.1.0451.0440.8501.8330.8505.519
single-layered14.41227.8820.4918.61024.7832.87138.64
multi-layered37.2749.7631.1726.0825.8857.15227.03
stratified0.8507.5162.8276.1185.0197.01629.18
clustered structure0.0.3.1250.6582.1302.0310.6588.515
total52.4689.1455.9553.6559.3598.33408.72
totaln/a1.4382.9264.2212.1312.4290.85013.812
single-layered160.3362.7548.4536.3655.0544.16406.82
multi-layered251.22109.0362.4450.1564.1477.74614.61
stratified9.61415.6117.61611.81210.61312.21267.55
clustered structure2.7289.0153.2255.5184.4211.83326.69
total425.21199.21125.92105.92136.62136.621129.41
© WSL, Swiss National Forest Inventory, 19.06.2020 #853043/319374
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