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NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha14.92.10.0.13.95.47.00.95.61.911.52.121.114.07.32.85.50.88.22.05.31.54.31.86.64.59.82.97.01.63.82.612.22.56.32.012.82.74.00.89.63.210.71.37.61.110.34.212.11.97.80.3
101-200 stems/ha18.72.57.85.33.23.28.51.011.73.47.72.05.24.93.72.16.50.86.41.99.52.18.12.40.0.5.72.55.41.413.34.412.62.64.11.710.03.02.60.65.12.514.91.66.41.03.13.118.02.58.40.4
201-300 stems/ha18.32.50.0.8.24.77.90.918.54.110.12.210.510.56.52.96.20.88.22.115.72.618.83.39.55.35.72.37.51.618.35.018.43.013.62.917.43.63.40.74.82.311.11.42.10.68.15.416.12.39.00.4
301-400 stems/ha17.22.40.0.8.84.59.01.017.74.010.22.110.510.57.22.85.30.811.12.414.02.521.13.59.55.39.63.15.51.420.85.511.42.59.12.45.31.82.40.65.12.510.71.43.70.86.14.120.02.68.80.4
401-500 stems/ha8.11.85.73.83.23.26.40.88.22.86.71.810.510.54.12.45.90.87.62.010.22.114.83.05.64.04.12.05.61.412.54.59.72.49.22.515.63.41.50.54.02.38.51.33.30.84.14.012.32.16.60.3
501-600 stems/ha8.11.87.75.08.84.55.20.87.62.95.01.642.116.87.73.03.50.67.62.07.81.95.71.82.12.10.70.72.61.06.53.29.02.34.21.713.23.11.80.53.41.97.41.21.60.55.13.48.81.85.10.3
more than 600 stems/ha14.72.226.48.518.96.38.91.010.73.214.02.40.0.2.71.97.90.916.62.818.62.713.42.718.37.016.23.88.41.721.85.417.22.97.02.213.83.15.40.911.13.614.81.65.40.920.36.99.41.810.40.4
total100.0.47.69.765.07.052.91.779.94.165.23.1100.0.39.35.640.71.765.73.681.12.886.22.851.78.551.85.242.03.096.92.190.52.453.54.288.13.021.11.643.15.578.21.930.11.957.18.496.71.256.00.6
inside perimeter0-100 stems/ha0.0.0.0.0.0.1.10.40.0.0.40.40.0.1.51.51.30.40.0.0.0.0.0.3.33.30.0.0.40.40.0.0.0.0.70.70.0.0.90.42.41.60.0.1.20.50.0.0.0.0.70.1
101-200 stems/ha0.0.0.0.0.0.0.90.30.0.0.40.40.0.5.32.62.00.50.0.0.0.0.90.90.0.0.0.1.30.70.0.0.0.1.31.00.0.1.30.53.41.90.80.40.90.43.13.10.0.1.00.1
201-300 stems/ha0.0.0.0.0.0.1.00.30.0.0.40.40.0.5.92.62.40.50.50.50.0.1.30.93.33.32.41.71.50.70.0.0.0.0.0.0.0.1.30.53.82.20.80.43.60.80.0.0.0.1.40.2
301-400 stems/ha0.0.3.93.90.0.1.10.40.0.0.0.0.0.3.52.02.10.50.0.0.50.51.51.12.12.10.0.0.50.50.0.0.0.2.21.20.0.1.10.40.0.0.40.34.80.90.0.0.0.1.30.1
401-500 stems/ha0.0.6.84.91.91.91.40.40.0.0.50.50.0.0.0.1.60.40.0.0.0.0.0.3.13.12.91.70.70.50.0.0.0.0.0.0.0.0.90.44.92.40.60.43.70.80.0.0.0.1.20.1
501-600 stems/ha0.0.0.0.0.0.0.80.30.0.0.40.40.0.0.0.1.20.41.10.80.0.0.0.2.12.10.0.0.90.60.0.0.0.0.80.80.0.0.80.43.62.00.60.31.70.50.0.0.0.0.80.1
more than 600 stems/ha0.0.0.0.0.0.1.50.40.0.0.40.40.0.10.13.52.70.51.10.81.10.80.0.0.0.3.41.83.01.10.0.0.60.60.60.60.0.1.40.55.22.62.10.75.00.90.0.0.0.1.90.2
total0.0.10.76.11.91.97.80.90.0.2.51.00.0.26.45.013.31.12.71.21.50.93.71.614.06.18.72.98.21.70.0.0.60.65.51.90.0.7.91.123.24.75.41.020.81.63.13.10.0.8.20.3
outside perimeter0-100 stems/ha0.0.7.95.41.91.92.40.50.90.93.21.30.0.5.02.55.20.81.20.82.01.00.60.68.95.04.92.23.11.10.0.0.80.83.71.61.11.17.71.12.21.50.80.44.70.92.62.60.40.43.30.2
101-200 stems/ha0.0.0.0.1.91.95.10.83.62.04.41.40.0.2.71.96.30.85.91.80.50.53.61.65.43.96.02.44.71.31.51.51.81.13.11.51.11.18.41.11.11.12.90.87.01.16.14.10.90.64.60.3
201-300 stems/ha0.0.0.0.1.91.96.50.83.01.73.21.20.0.2.41.78.00.95.31.73.31.20.60.64.32.92.81.611.72.00.0.1.00.74.71.72.81.78.81.23.72.12.60.79.01.28.74.90.80.65.60.3
301-400 stems/ha0.0.20.37.75.63.16.50.92.11.53.31.20.0.6.52.98.81.04.11.51.50.81.81.02.12.13.11.96.71.50.0.0.80.88.02.31.41.010.51.32.41.72.80.74.80.910.25.70.0.5.30.3
401-500 stems/ha0.0.0.0.3.72.65.50.85.12.34.11.40.0.3.62.05.10.74.71.62.01.01.20.90.0.3.82.07.21.60.0.1.00.74.11.72.41.49.61.25.02.52.30.76.31.09.75.70.50.54.60.3
501-600 stems/ha0.0.5.73.810.64.75.50.80.90.93.71.30.0.6.22.74.00.72.31.20.90.71.91.15.23.86.12.54.81.30.0.1.51.14.51.70.70.75.00.96.52.90.80.44.40.80.0.0.50.53.50.2
more than 600 stems/ha0.0.7.85.37.64.47.80.94.32.210.42.00.0.8.03.28.60.98.12.17.31.80.60.68.44.712.73.511.62.01.51.52.11.212.92.82.41.421.11.612.83.84.30.912.71.42.62.60.30.38.80.4
total0.0.41.79.633.17.039.41.720.14.132.33.10.0.34.45.446.11.731.53.517.42.710.12.434.48.039.55.149.83.13.12.18.92.340.94.211.93.071.01.833.75.416.41.749.02.139.98.63.31.235.80.6
total0-100 stems/ha14.92.17.95.415.85.510.41.06.52.115.12.221.114.013.83.811.91.19.42.17.31.74.81.918.86.414.73.410.51.83.82.613.02.610.72.613.82.912.61.314.13.611.51.313.51.412.84.412.51.911.70.4
101-200 stems/ha18.72.57.85.35.03.714.61.215.23.812.52.45.24.911.73.714.81.212.32.510.02.112.62.95.43.911.73.311.42.014.94.614.42.88.52.411.03.112.31.39.63.218.61.814.31.512.35.218.92.614.00.5
201-300 stems/ha18.32.50.0.10.15.015.31.221.54.313.72.510.510.514.84.016.51.314.02.618.92.720.73.417.16.710.93.220.72.518.35.019.33.018.33.320.33.813.61.412.33.614.61.614.81.516.87.216.92.416.00.5
301-400 stems/ha17.22.424.38.314.35.216.61.319.84.213.52.410.510.517.34.316.21.215.22.815.92.624.43.613.86.012.83.512.62.020.85.512.22.619.23.36.72.014.01.47.53.013.91.613.31.416.36.520.02.615.40.5
401-500 stems/ha8.11.812.55.98.84.513.41.213.33.511.32.210.510.57.73.112.61.112.32.512.22.316.03.18.85.010.83.213.52.112.54.510.72.513.22.918.03.612.01.313.83.911.41.413.41.413.76.712.72.112.40.4
501-600 stems/ha8.11.813.46.119.46.211.51.18.63.09.12.042.116.813.93.98.71.011.02.38.71.97.52.19.54.56.82.68.31.76.53.210.52.59.52.513.93.27.61.113.43.98.81.37.71.15.13.49.21.89.40.4
more than 600 stems/ha14.72.234.29.126.67.118.21.315.03.724.82.90.0.20.84.619.21.325.93.226.93.114.02.826.67.832.34.723.12.623.45.619.93.020.63.316.23.327.91.829.15.121.21.823.11.722.87.49.81.821.10.5
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, 10.07.2020 #863522/329853
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
n/a0-100 stems/ha10.30.66.00.85.20.94.60.93.70.81.40.56.70.3
101-200 stems/ha12.10.76.80.84.70.94.50.96.11.01.30.57.70.4
201-300 stems/ha14.00.85.90.87.61.13.30.86.61.03.70.88.80.4
301-400 stems/ha13.80.86.30.86.11.02.60.77.01.02.10.68.40.4
401-500 stems/ha11.60.75.40.75.10.92.80.75.10.90.80.47.00.3
501-600 stems/ha7.60.63.60.64.20.82.20.74.10.82.60.65.00.3
more than 600 stems/ha17.00.89.61.010.41.34.70.99.21.24.40.811.50.4
total86.40.743.71.643.12.024.81.941.72.016.31.555.10.6
inside perimeter0-100 stems/ha0.0.1.40.41.20.51.20.50.50.30.50.30.60.1
101-200 stems/ha0.00.01.60.41.60.51.80.62.70.72.20.61.20.1
201-300 stems/ha0.10.11.30.42.00.64.91.02.60.61.00.41.40.2
301-400 stems/ha0.20.11.30.41.40.53.70.82.10.62.60.61.30.2
401-500 stems/ha0.10.11.50.41.90.63.30.81.80.50.50.31.10.1
501-600 stems/ha0.20.11.40.41.20.51.90.61.40.51.00.40.90.1
more than 600 stems/ha0.40.12.10.52.90.76.31.12.90.72.00.62.00.2
total1.10.210.61.012.21.423.11.814.01.49.71.28.50.4
outside perimeter0-100 stems/ha0.60.23.90.64.00.84.00.96.11.06.71.03.20.2
101-200 stems/ha1.40.34.90.73.30.77.81.26.51.07.41.04.10.3
201-300 stems/ha2.30.36.60.85.20.96.81.17.41.19.41.25.20.3
301-400 stems/ha1.90.38.40.98.01.18.71.37.71.111.01.36.10.3
401-500 stems/ha1.90.35.30.75.40.95.61.04.90.910.21.24.50.3
501-600 stems/ha1.20.24.20.75.40.95.61.03.10.76.11.03.40.2
more than 600 stems/ha3.10.412.51.113.41.413.51.58.81.123.21.79.90.4
total12.50.745.71.644.72.052.12.244.32.074.01.836.40.6
total0-100 stems/ha10.90.611.31.010.41.29.81.310.31.28.61.110.50.4
101-200 stems/ha13.60.813.31.19.61.214.11.615.21.410.91.213.00.5
201-300 stems/ha16.50.813.81.114.81.515.01.616.51.514.01.415.40.5
301-400 stems/ha15.90.815.91.215.41.515.11.616.81.515.61.515.80.5
401-500 stems/ha13.60.712.21.112.41.411.71.411.81.311.51.312.60.5
501-600 stems/ha8.90.69.21.010.81.39.81.38.61.19.71.29.30.4
more than 600 stems/ha20.60.924.21.426.71.824.51.920.81.629.71.823.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863523/329854
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
n/a0-100 stems/ha10.60.67.40.86.91.09.01.26.70.95.10.88.30.3
101-200 stems/ha12.20.77.00.85.70.95.20.97.31.02.40.68.00.4
201-300 stems/ha13.90.76.50.87.51.03.50.86.40.94.30.78.70.4
301-400 stems/ha13.70.76.30.85.80.92.60.76.91.02.30.58.10.4
401-500 stems/ha11.40.75.40.74.90.92.60.74.90.80.70.36.60.3
501-600 stems/ha7.60.64.00.64.20.82.50.73.70.72.40.65.00.3
more than 600 stems/ha17.10.89.50.910.11.24.70.98.51.04.30.711.10.4
total86.60.746.01.645.02.030.11.944.51.821.31.555.80.6
inside perimeter0-100 stems/ha0.0.1.30.41.40.51.00.40.70.30.50.30.60.1
101-200 stems/ha0.00.01.50.41.40.51.80.62.50.62.20.51.20.1
201-300 stems/ha0.10.11.20.41.80.54.40.82.30.60.90.31.30.1
301-400 stems/ha0.20.11.30.41.40.53.20.72.40.62.20.51.30.1
401-500 stems/ha0.10.11.40.41.70.52.90.71.60.50.60.31.00.1
501-600 stems/ha0.20.11.50.41.10.41.90.61.20.40.80.30.90.1
more than 600 stems/ha0.40.12.00.42.60.65.61.02.50.61.70.51.90.2
total1.10.210.10.911.41.320.81.613.31.39.01.08.30.3
outside perimeter0-100 stems/ha0.70.24.00.64.00.84.30.96.20.98.81.03.70.2
101-200 stems/ha1.40.34.80.73.00.78.41.25.90.98.01.04.20.3
201-300 stems/ha2.20.36.10.85.70.96.11.07.11.09.01.05.20.3
301-400 stems/ha1.90.38.00.97.61.07.61.17.41.09.81.15.80.3
401-500 stems/ha1.80.35.00.75.40.95.10.94.30.78.71.04.30.3
501-600 stems/ha1.20.24.10.65.00.95.10.93.00.65.40.83.30.2
more than 600 stems/ha3.10.411.91.012.91.312.51.38.41.020.01.49.50.4
total12.20.743.91.643.51.949.02.142.21.869.71.635.90.6
total0-100 stems/ha11.30.612.71.012.31.214.41.413.61.214.41.212.60.4
101-200 stems/ha13.60.713.21.110.11.215.31.515.81.412.61.213.50.4
201-300 stems/ha16.30.813.81.114.91.414.11.415.91.414.31.315.20.5
301-400 stems/ha15.80.815.51.114.71.413.51.416.61.414.31.315.30.5
401-500 stems/ha13.40.711.81.012.01.310.61.310.71.210.01.111.90.4
501-600 stems/ha9.00.69.50.910.41.29.41.28.01.08.61.09.10.4
more than 600 stems/ha20.60.823.41.325.61.722.81.719.51.525.91.622.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863524/329855
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
n/a0-100 stems/ha10.50.67.80.87.00.99.81.28.00.95.30.78.60.3
101-200 stems/ha12.10.76.70.75.70.95.40.97.20.92.60.58.00.3
201-300 stems/ha13.90.76.20.77.91.03.30.76.20.84.20.78.60.3
301-400 stems/ha13.60.76.10.76.10.92.80.66.70.92.30.58.10.3
401-500 stems/ha11.50.64.90.65.10.82.80.65.10.80.70.36.60.3
501-600 stems/ha7.80.53.80.63.90.72.60.63.40.62.20.54.90.3
more than 600 stems/ha17.20.89.10.99.71.15.50.98.21.04.20.711.00.4
total86.70.744.61.545.31.832.11.844.91.721.41.455.80.5
inside perimeter0-100 stems/ha0.0.1.40.31.30.41.40.50.60.30.60.30.70.1
101-200 stems/ha0.00.01.50.41.40.42.20.62.70.62.20.51.30.1
201-300 stems/ha0.10.11.30.31.60.44.30.82.30.51.30.41.30.1
301-400 stems/ha0.20.11.10.31.60.53.00.72.10.52.10.51.30.1
401-500 stems/ha0.10.11.50.41.60.52.60.61.80.50.80.31.00.1
501-600 stems/ha0.20.11.60.41.10.41.80.51.30.40.80.30.90.1
more than 600 stems/ha0.50.12.20.42.50.65.60.92.70.61.60.41.90.2
total1.10.210.50.911.11.120.81.613.61.29.21.08.40.3
outside perimeter0-100 stems/ha0.60.24.70.64.10.73.90.86.10.89.11.03.80.2
101-200 stems/ha1.40.24.90.63.20.77.71.06.10.87.90.94.30.2
201-300 stems/ha2.30.36.60.76.20.96.61.06.80.99.01.05.40.3
301-400 stems/ha1.80.37.80.88.11.07.21.07.30.99.41.05.70.3
401-500 stems/ha1.90.34.80.65.00.84.80.84.10.78.20.94.10.2
501-600 stems/ha1.20.24.40.64.50.84.50.82.80.65.50.83.20.2
more than 600 stems/ha3.00.311.60.912.41.212.31.38.31.020.31.39.30.3
total12.20.744.91.543.61.847.11.941.51.769.31.535.90.5
total0-100 stems/ha11.10.613.90.912.41.115.11.414.71.214.91.213.10.4
101-200 stems/ha13.60.713.11.010.31.115.21.416.01.312.61.113.50.4
201-300 stems/ha16.40.814.11.015.61.314.21.415.31.314.41.215.30.4
301-400 stems/ha15.70.715.01.115.71.313.01.316.11.313.81.215.10.4
401-500 stems/ha13.50.711.20.911.71.210.11.211.01.19.71.011.80.4
501-600 stems/ha9.10.69.80.99.51.19.01.17.60.98.61.09.00.4
more than 600 stems/ha20.60.822.91.224.71.623.41.619.31.426.01.522.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863525/329856
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
n/a0-100 stems/ha10.60.68.00.87.11.09.51.27.41.05.20.88.60.3
101-200 stems/ha12.30.76.90.85.70.95.10.97.21.02.30.58.00.3
201-300 stems/ha13.90.76.30.87.51.03.50.86.30.94.50.78.70.4
301-400 stems/ha13.70.76.40.85.80.92.60.76.80.92.40.68.10.4
401-500 stems/ha11.40.75.30.75.00.92.60.74.90.80.70.36.60.3
501-600 stems/ha7.70.63.90.64.10.82.70.73.70.72.50.65.00.3
more than 600 stems/ha17.10.89.30.910.01.24.80.98.51.04.30.711.00.4
total86.60.746.21.645.11.930.71.944.71.821.81.555.90.6
inside perimeter0-100 stems/ha0.0.1.30.41.40.51.00.40.70.30.60.30.60.1
101-200 stems/ha0.00.01.50.41.40.51.70.52.50.62.10.51.20.1
201-300 stems/ha0.10.11.20.31.80.54.40.82.40.60.90.31.30.1
301-400 stems/ha0.20.11.20.31.30.43.20.72.30.62.20.51.30.1
401-500 stems/ha0.10.11.40.41.70.52.90.71.50.50.60.31.00.1
501-600 stems/ha0.20.11.40.41.10.41.80.51.20.40.90.30.90.1
more than 600 stems/ha0.40.11.90.42.60.65.60.92.60.61.60.41.90.2
total1.10.210.00.911.21.220.71.613.31.29.01.08.20.3
outside perimeter0-100 stems/ha0.70.24.00.64.00.74.30.96.20.99.11.03.70.2
101-200 stems/ha1.40.24.80.73.10.78.31.26.10.97.81.04.20.3
201-300 stems/ha2.30.36.30.85.90.96.11.07.00.99.01.05.20.3
301-400 stems/ha1.90.38.00.87.71.07.51.17.20.99.71.15.80.3
401-500 stems/ha1.80.34.90.75.20.95.00.94.30.78.51.04.20.3
501-600 stems/ha1.20.24.00.65.10.95.00.93.00.65.30.83.20.2
more than 600 stems/ha3.00.411.91.012.81.312.31.38.31.019.81.49.40.4
total12.30.743.81.643.71.948.62.142.01.869.21.635.90.6
total0-100 stems/ha11.30.613.31.012.41.214.81.514.31.214.91.212.90.4
101-200 stems/ha13.70.713.21.110.11.215.21.515.71.312.31.213.40.4
201-300 stems/ha16.40.813.81.115.11.414.01.415.71.414.41.315.20.5
301-400 stems/ha15.70.815.61.114.91.413.31.416.31.414.31.315.30.5
401-500 stems/ha13.30.711.61.011.91.310.51.310.81.19.81.111.80.4
501-600 stems/ha9.10.69.40.910.31.29.51.27.81.08.61.09.10.4
more than 600 stems/ha20.50.823.11.325.31.722.71.719.41.425.61.522.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863526/329857
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha7.10.913.12.012.52.012.01.513.01.210.52.16.01.06.31.210.01.79.92.66.71.99.51.27.41.05.20.88.60.3
101-200 stems/ha11.11.111.42.210.72.011.51.715.31.53.81.47.51.24.81.18.21.68.42.45.81.95.10.97.21.02.30.58.00.3
201-300 stems/ha12.71.214.72.412.62.115.01.915.31.55.31.58.21.29.61.53.71.16.72.23.41.53.50.86.30.94.50.78.70.4
301-400 stems/ha12.71.214.02.314.12.214.01.814.11.54.91.57.91.26.81.35.01.34.41.84.81.72.60.76.80.92.40.68.10.4
401-500 stems/ha11.21.111.82.212.92.210.51.611.71.45.01.46.61.15.81.23.21.04.61.83.31.52.60.74.90.80.70.36.60.3
501-600 stems/ha8.31.09.12.06.31.66.01.27.81.12.41.04.10.94.11.14.21.15.11.83.31.52.70.73.70.72.50.64.90.3
more than 600 stems/ha15.61.317.02.520.52.617.62.017.71.69.11.910.91.412.21.76.61.59.92.64.71.74.80.98.51.04.30.711.00.4
total78.81.491.11.989.62.086.61.894.90.940.93.451.32.249.62.640.92.849.04.332.23.830.71.944.71.821.81.555.90.6
inside perimeter0-100 stems/ha0.0.0.0.0.0.0.0.0.0.1.00.70.40.30.0.3.01.03.81.73.01.51.00.40.70.30.60.30.70.1
101-200 stems/ha0.10.10.0.0.0.0.0.0.0.2.01.01.00.40.20.22.10.92.91.42.51.21.70.52.50.62.10.51.20.1
201-300 stems/ha0.40.20.0.0.0.0.0.0.0.1.30.70.90.40.30.31.70.82.91.54.21.64.40.82.40.60.90.31.30.1
301-400 stems/ha0.50.30.0.0.0.0.0.0.0.0.80.60.80.40.80.42.30.90.0.4.01.63.20.72.30.62.20.51.30.1
401-500 stems/ha0.30.20.0.0.0.0.0.0.0.1.30.71.00.41.30.62.30.93.71.60.60.62.90.71.50.50.60.31.00.1
501-600 stems/ha0.50.30.0.0.0.0.0.0.0.1.30.80.20.20.60.43.61.12.91.50.60.61.80.51.20.40.90.30.90.1
more than 600 stems/ha1.20.40.0.0.0.0.0.0.0.2.41.01.40.50.50.42.40.93.81.66.62.15.60.92.60.61.60.41.90.2
total3.00.60.0.0.0.0.0.0.0.10.12.05.61.03.61.017.42.220.03.521.53.320.71.613.31.29.01.08.20.3
outside perimeter0-100 stems/ha0.80.30.40.41.30.70.80.50.20.26.31.73.40.82.60.84.01.12.21.28.92.34.30.96.20.99.11.03.80.2
101-200 stems/ha2.00.51.80.91.70.80.60.40.70.43.81.34.91.04.11.05.21.30.80.82.51.28.31.26.10.97.81.04.30.3
201-300 stems/ha2.30.51.70.91.30.74.31.01.70.67.11.86.21.16.41.36.11.42.41.47.82.26.11.07.00.99.01.05.20.3
301-400 stems/ha2.50.61.80.92.61.02.40.80.40.39.01.99.41.38.71.55.01.36.02.16.82.07.51.17.20.99.71.15.80.3
401-500 stems/ha2.90.60.0.1.20.72.60.90.70.45.71.54.71.05.81.24.61.23.01.55.41.85.00.94.30.78.51.04.20.3
501-600 stems/ha2.30.51.90.90.80.50.60.40.0.4.11.44.20.95.61.23.51.05.42.03.21.35.00.93.00.65.30.83.20.2
more than 600 stems/ha5.40.81.30.81.50.82.20.81.40.513.02.210.41.413.51.813.12.011.32.711.82.512.31.38.31.019.81.49.30.4
total18.11.38.91.910.42.013.41.85.10.949.03.543.12.246.82.641.62.931.14.046.43.948.62.142.01.869.21.635.90.6
total0-100 stems/ha7.90.913.52.013.72.112.81.613.11.217.72.39.81.28.91.417.02.015.93.018.53.014.81.514.31.214.91.213.00.4
101-200 stems/ha13.31.213.22.312.42.112.01.716.01.69.62.113.41.59.11.515.52.112.12.910.82.515.21.515.71.312.31.213.40.4
201-300 stems/ha15.41.316.42.513.92.219.32.017.01.613.62.315.31.616.21.911.51.912.02.915.43.014.01.415.71.414.41.315.20.5
301-400 stems/ha15.81.315.82.416.72.416.52.014.51.514.72.418.11.716.31.912.31.910.42.615.72.913.31.416.31.414.31.315.30.5
401-500 stems/ha14.41.311.82.214.22.313.01.812.41.412.02.112.21.513.01.810.21.711.22.79.32.310.51.310.81.19.81.111.80.4
501-600 stems/ha11.11.111.02.17.11.76.61.37.81.17.91.88.51.310.31.611.31.813.43.07.22.09.51.27.81.08.61.09.00.4
more than 600 stems/ha22.21.418.32.622.02.619.82.119.11.624.52.722.81.926.22.322.12.424.93.723.13.422.71.719.41.425.61.522.20.5
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, 10.07.2020 #863527/329858
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
n/a0-100 stems/ha10.30.65.00.76.11.04.20.93.30.71.80.56.50.3
101-200 stems/ha13.60.85.30.74.00.85.11.07.01.01.90.58.20.4
201-300 stems/ha15.00.87.30.97.11.12.20.75.70.92.10.69.00.4
301-400 stems/ha14.50.88.10.96.41.03.70.86.31.02.40.69.10.4
401-500 stems/ha10.30.75.20.75.10.92.60.76.91.01.10.46.70.3
501-600 stems/ha8.60.63.00.64.50.91.70.63.80.81.60.55.10.3
more than 600 stems/ha14.20.79.81.09.91.35.31.08.71.15.30.910.50.4
total86.40.743.71.643.12.024.81.941.72.016.31.555.10.6
inside perimeter0-100 stems/ha0.0.1.20.40.70.31.40.51.00.41.20.40.70.1
101-200 stems/ha0.00.01.40.42.10.60.80.42.00.61.70.51.00.1
201-300 stems/ha0.20.11.60.42.00.64.10.92.80.71.10.41.40.2
301-400 stems/ha0.20.11.20.41.20.45.31.02.10.61.60.51.30.2
401-500 stems/ha0.20.11.80.41.50.53.90.81.60.51.00.41.20.1
501-600 stems/ha0.10.11.10.31.00.42.00.61.50.50.90.40.80.1
more than 600 stems/ha0.40.12.30.53.60.85.71.03.00.72.00.62.10.2
total1.10.210.61.012.21.423.11.814.01.49.71.28.50.4
outside perimeter0-100 stems/ha0.60.23.70.63.40.74.71.04.60.86.91.03.00.2
101-200 stems/ha2.10.36.00.83.70.86.61.16.11.07.71.14.50.3
201-300 stems/ha2.40.36.20.87.11.19.61.38.21.19.41.25.70.3
301-400 stems/ha1.50.37.10.87.51.15.51.09.11.211.81.35.60.3
401-500 stems/ha2.10.35.70.85.30.97.31.23.80.810.91.34.80.3
501-600 stems/ha1.20.25.40.76.11.04.70.94.10.85.40.93.60.3
more than 600 stems/ha2.60.311.61.111.51.313.61.58.41.121.81.69.10.4
total12.50.745.71.644.72.052.12.244.32.074.01.836.40.6
total0-100 stems/ha10.90.69.90.910.31.210.31.48.91.19.91.210.30.4
101-200 stems/ha15.80.812.71.19.81.212.51.515.21.511.31.313.70.5
201-300 stems/ha17.60.815.01.216.31.515.91.616.71.512.71.316.20.5
301-400 stems/ha16.20.816.41.215.11.514.41.617.51.515.91.516.00.5
401-500 stems/ha12.50.712.71.111.91.313.81.512.31.313.01.412.60.5
501-600 stems/ha10.00.69.41.011.61.38.31.29.31.28.01.19.60.4
more than 600 stems/ha17.10.823.81.425.11.824.71.920.11.629.21.821.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863528/329859
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
n/a0-100 stems/ha10.50.66.40.87.61.07.61.15.40.84.30.77.80.3
101-200 stems/ha13.70.75.50.74.50.86.41.07.11.02.70.68.30.4
201-300 stems/ha14.90.87.30.87.41.02.10.67.01.03.20.69.00.4
301-400 stems/ha14.30.88.30.96.30.93.70.85.80.92.70.68.80.4
401-500 stems/ha10.30.75.50.75.10.93.30.86.80.91.50.46.60.3
501-600 stems/ha8.60.63.10.64.50.81.60.53.80.71.90.55.00.3
more than 600 stems/ha14.40.79.91.09.61.25.40.98.61.05.20.810.30.4
total86.60.746.01.645.02.030.11.944.51.821.31.555.80.6
inside perimeter0-100 stems/ha0.0.1.10.30.80.41.20.51.10.41.10.40.70.1
101-200 stems/ha0.00.01.30.42.00.60.90.41.80.51.60.41.00.1
201-300 stems/ha0.20.11.50.41.80.53.60.82.80.61.20.41.40.2
301-400 stems/ha0.10.11.20.41.20.44.80.91.90.51.40.41.30.1
401-500 stems/ha0.10.11.70.41.40.53.70.81.50.51.20.41.20.1
501-600 stems/ha0.10.11.10.30.90.41.70.51.40.40.80.30.80.1
more than 600 stems/ha0.40.12.30.53.30.75.00.92.70.61.70.52.00.2
total1.10.210.10.911.41.320.81.613.31.39.01.08.30.3
outside perimeter0-100 stems/ha0.60.23.60.63.60.74.70.94.90.87.51.03.30.2
101-200 stems/ha2.10.35.70.73.40.77.01.15.80.98.61.04.60.3
201-300 stems/ha2.30.35.80.76.91.09.01.27.31.09.31.15.60.3
301-400 stems/ha1.50.36.70.87.11.04.80.98.41.010.51.15.30.3
401-500 stems/ha2.00.35.40.75.40.96.31.04.10.79.61.14.60.3
501-600 stems/ha1.20.25.40.75.90.94.40.83.70.75.00.83.60.2
more than 600 stems/ha2.50.311.21.011.31.312.71.48.11.019.21.48.80.4
total12.20.743.91.643.51.949.02.142.21.869.71.635.90.6
total0-100 stems/ha11.20.611.10.911.91.213.41.411.41.212.91.211.70.4
101-200 stems/ha15.90.812.41.09.91.214.31.514.71.312.91.213.90.5
201-300 stems/ha17.40.814.61.116.11.514.81.517.01.413.61.316.00.5
301-400 stems/ha15.90.816.21.214.61.413.31.416.11.414.61.315.40.5
401-500 stems/ha12.40.712.61.111.91.313.41.412.41.212.31.212.50.4
501-600 stems/ha9.90.69.70.911.31.37.71.18.81.17.61.09.40.4
more than 600 stems/ha17.30.823.41.324.21.723.11.719.51.526.01.621.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863529/329860
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha6.20.813.32.011.92.111.91.613.11.37.72.05.61.05.01.26.01.57.52.54.21.64.60.93.70.81.40.56.70.3
101-200 stems/ha10.61.111.62.211.02.011.51.715.31.64.21.57.21.24.81.28.21.84.62.04.61.94.50.96.11.01.30.57.70.4
201-300 stems/ha12.81.215.02.412.52.215.31.915.11.65.31.67.91.29.21.62.41.08.32.73.31.63.30.86.61.03.70.88.80.4
301-400 stems/ha13.01.213.92.314.52.314.01.914.11.55.41.77.71.26.41.34.31.35.52.25.62.02.60.77.01.02.10.68.40.4
401-500 stems/ha11.71.212.02.213.22.310.41.611.81.45.51.66.71.26.11.32.71.04.72.13.01.52.80.75.10.90.80.47.00.3
501-600 stems/ha8.31.08.71.95.91.65.91.27.71.12.10.94.20.94.51.13.51.15.42.12.31.42.20.74.10.82.60.65.00.3
more than 600 stems/ha15.61.316.42.520.42.617.42.017.81.68.61.911.21.512.61.87.51.79.32.85.41.94.70.99.21.24.40.811.50.4
total78.31.590.91.989.42.186.31.894.81.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.10.6
inside perimeter0-100 stems/ha0.0.0.0.0.0.0.0.0.0.1.10.80.40.30.0.3.61.22.81.63.41.71.20.50.50.30.50.30.60.1
101-200 stems/ha0.10.10.0.0.0.0.0.0.0.2.21.11.00.50.30.32.51.03.61.82.91.41.80.62.70.72.20.61.20.1
201-300 stems/ha0.40.20.0.0.0.0.0.0.0.1.40.81.00.50.30.32.00.93.71.84.81.84.91.02.60.61.00.41.40.2
301-400 stems/ha0.60.30.0.0.0.0.0.0.0.0.90.60.80.40.80.52.30.90.0.4.01.83.70.82.10.62.60.61.30.2
401-500 stems/ha0.30.20.0.0.0.0.0.0.0.1.40.81.00.51.40.62.30.94.62.00.70.73.30.81.80.50.50.31.10.1
501-600 stems/ha0.60.30.0.0.0.0.0.0.0.1.00.70.20.20.60.43.91.23.61.80.70.71.90.61.40.51.00.40.90.1
more than 600 stems/ha1.20.40.0.0.0.0.0.0.0.2.71.11.50.60.50.42.91.14.72.07.62.46.31.12.90.72.00.62.00.2
total3.20.70.0.0.0.0.0.0.0.10.62.25.91.14.01.019.52.522.94.124.03.723.11.814.01.49.71.28.50.4
outside perimeter0-100 stems/ha0.70.30.40.41.40.80.80.50.20.25.51.73.20.82.60.94.41.30.90.910.22.64.00.96.11.06.71.03.20.2
101-200 stems/ha2.10.51.80.91.80.90.60.40.80.44.21.54.71.04.21.15.81.51.01.02.91.47.81.26.51.07.41.04.10.3
201-300 stems/ha2.30.51.80.91.00.74.41.11.70.67.81.96.21.16.31.36.91.61.01.06.22.16.81.17.41.19.41.25.20.3
301-400 stems/ha2.50.61.80.92.81.12.50.80.40.39.52.19.51.49.21.65.61.56.42.46.32.18.71.37.71.111.01.36.10.3
401-500 stems/ha3.00.60.0.1.30.82.60.90.70.46.31.74.91.06.11.35.11.42.81.65.51.95.61.04.90.910.21.24.50.3
501-600 stems/ha2.20.51.91.00.80.60.60.40.0.4.01.44.41.05.41.23.81.26.72.53.71.55.61.03.10.76.11.03.40.2
more than 600 stems/ha5.70.81.40.81.60.82.30.81.40.513.42.310.91.513.61.914.42.213.03.212.82.813.51.58.81.123.21.79.80.4
total18.51.49.11.910.62.113.71.85.21.050.63.643.82.347.42.746.03.231.94.447.64.252.12.244.32.074.01.836.30.6
total0-100 stems/ha6.90.913.82.013.32.212.71.613.21.314.32.39.11.27.51.413.92.011.33.017.83.29.81.310.31.28.61.110.60.4
101-200 stems/ha12.91.213.42.312.72.212.01.716.01.610.62.212.91.59.41.616.52.49.22.810.42.614.11.615.21.410.91.213.00.5
201-300 stems/ha15.51.316.82.513.52.319.72.116.81.614.52.515.01.715.81.911.32.012.93.314.33.115.01.616.51.514.01.415.40.5
301-400 stems/ha16.11.315.72.417.22.516.52.014.51.515.72.618.11.816.52.012.22.111.93.115.83.215.11.616.81.515.61.515.80.5
401-500 stems/ha15.01.312.02.214.52.413.01.812.51.413.22.312.61.613.61.910.11.912.13.29.22.511.71.411.81.311.51.312.60.5
501-600 stems/ha11.11.110.62.16.71.76.41.37.71.17.11.88.71.310.51.711.11.915.73.66.72.19.81.38.61.19.71.29.20.4
more than 600 stems/ha22.51.517.82.622.02.719.72.119.21.624.72.923.52.026.82.424.82.726.94.325.83.824.51.920.81.629.71.823.30.6
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, 10.07.2020 #863530/329861
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
n/a0-100 stems/ha10.80.68.00.88.81.19.61.26.80.96.20.88.90.3
101-200 stems/ha13.80.75.40.74.60.86.71.07.10.93.00.68.30.4
201-300 stems/ha14.80.87.40.87.51.02.20.66.90.93.30.68.90.4
301-400 stems/ha14.20.78.20.96.10.94.10.86.00.92.90.68.70.4
401-500 stems/ha10.20.65.30.75.00.83.80.86.70.91.50.46.60.3
501-600 stems/ha8.50.63.00.54.40.81.70.53.70.71.80.54.90.3
more than 600 stems/ha14.40.710.10.99.91.25.00.98.71.05.10.810.30.4
total86.70.747.31.546.31.933.21.845.81.823.71.556.50.6
inside perimeter0-100 stems/ha0.0.1.10.30.80.31.10.41.10.41.10.40.70.1
101-200 stems/ha0.00.01.20.31.90.51.00.42.00.51.50.41.00.1
201-300 stems/ha0.20.11.40.41.70.53.40.72.60.61.10.41.30.1
301-400 stems/ha0.10.11.30.41.40.54.50.81.80.51.40.41.30.1
401-500 stems/ha0.10.11.60.41.30.43.50.71.40.41.10.41.20.1
501-600 stems/ha0.10.11.00.30.90.41.60.51.30.40.70.30.80.1
more than 600 stems/ha0.40.12.20.53.30.74.70.82.60.61.60.41.90.2
total1.10.29.90.911.31.219.81.612.81.28.51.08.10.3
outside perimeter0-100 stems/ha0.60.23.70.63.70.74.70.95.10.87.80.93.40.2
101-200 stems/ha2.10.35.50.73.30.76.81.05.50.88.41.04.60.3
201-300 stems/ha2.30.35.60.76.91.08.81.17.20.98.81.05.50.3
301-400 stems/ha1.50.36.40.86.81.04.50.88.11.010.21.15.20.3
401-500 stems/ha2.00.35.20.75.30.86.01.03.80.79.11.04.50.3
501-600 stems/ha1.20.25.20.75.60.94.30.83.50.74.70.83.50.2
more than 600 stems/ha2.50.311.11.010.91.212.01.38.11.018.71.48.70.4
total12.20.742.81.542.41.947.12.041.41.867.81.635.40.6
total0-100 stems/ha11.40.612.71.013.31.215.51.413.01.215.11.212.90.4
101-200 stems/ha16.00.812.11.09.81.114.51.414.61.312.91.213.90.4
201-300 stems/ha17.30.814.41.116.11.414.41.416.71.413.21.215.70.5
301-400 stems/ha15.80.815.91.114.31.313.11.415.91.314.51.315.20.5
401-500 stems/ha12.40.712.21.011.61.213.31.411.91.211.71.112.20.4
501-600 stems/ha9.80.69.30.910.91.27.61.18.51.07.20.99.10.4
more than 600 stems/ha17.20.823.41.324.01.621.71.619.41.425.41.520.90.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863531/329862
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
state2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha7.80.910.01.812.71.810.71.612.31.36.11.84.60.97.11.45.21.45.72.24.41.84.20.93.30.71.80.56.50.3
101-200 stems/ha10.71.113.52.314.32.315.01.916.51.65.21.75.11.04.01.15.71.53.71.84.01.65.11.07.01.01.90.58.20.4
201-300 stems/ha12.01.217.42.515.52.416.72.016.61.65.51.78.21.38.81.56.71.67.22.53.31.62.20.75.70.92.10.69.00.4
301-400 stems/ha14.61.319.82.710.21.912.11.715.71.66.51.810.81.46.01.34.01.38.32.75.62.03.70.86.31.02.40.69.10.4
401-500 stems/ha10.11.19.12.07.51.710.41.612.11.44.81.56.31.25.71.23.51.24.62.03.91.82.60.76.91.01.10.46.60.3
501-600 stems/ha8.91.07.31.89.72.07.31.49.31.21.80.93.50.95.01.22.71.02.71.54.91.81.70.63.80.81.60.55.20.3
more than 600 stems/ha14.31.313.82.319.62.614.01.712.31.38.92.011.81.512.11.86.71.613.03.32.31.45.31.08.71.15.30.910.50.4
total78.31.590.91.989.42.186.31.894.81.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.10.6
inside perimeter0-100 stems/ha0.0.0.0.0.0.0.0.0.0.0.90.60.20.20.0.3.21.11.91.41.71.21.40.51.00.41.20.40.70.1
101-200 stems/ha0.10.10.0.0.0.0.0.0.0.2.31.20.40.30.50.42.81.13.61.84.81.90.80.42.00.61.70.51.00.1
201-300 stems/ha0.60.30.0.0.0.0.0.0.0.1.30.80.90.40.30.33.31.12.81.65.51.94.10.92.80.71.10.41.40.2
301-400 stems/ha0.40.20.0.0.0.0.0.0.0.1.00.71.10.50.50.41.50.81.81.22.41.45.31.02.10.61.60.51.30.2
401-500 stems/ha0.40.20.0.0.0.0.0.0.0.1.00.71.20.51.40.63.51.13.61.80.0.3.90.81.60.51.00.41.20.1
501-600 stems/ha0.40.20.0.0.0.0.0.0.0.0.80.60.60.40.50.41.90.93.71.80.0.2.00.61.50.50.90.40.80.1
more than 600 stems/ha1.20.40.0.0.0.0.0.0.0.3.21.21.50.60.60.43.31.25.52.29.72.65.71.03.00.72.00.62.10.2
total3.20.70.0.0.0.0.0.0.0.10.62.25.91.14.01.019.52.522.94.124.03.723.11.814.01.49.71.28.50.4
outside perimeter0-100 stems/ha0.70.30.40.40.90.60.90.50.40.35.51.73.60.83.81.02.81.00.0.5.82.04.71.04.60.86.91.03.10.2
101-200 stems/ha2.70.61.80.93.11.22.60.90.80.47.62.05.01.04.41.17.11.60.90.94.51.86.61.16.11.07.71.14.50.3
201-300 stems/ha3.00.61.30.81.40.83.81.01.30.57.01.86.41.17.61.45.21.42.01.49.92.69.61.38.21.19.41.25.70.3
301-400 stems/ha2.10.51.30.81.50.81.90.70.50.37.21.87.71.38.31.55.81.54.52.08.22.45.51.09.11.211.81.35.60.3
401-500 stems/ha3.20.62.21.01.30.71.60.70.90.46.11.75.41.16.21.36.11.52.91.64.51.67.31.23.80.810.91.34.80.3
501-600 stems/ha2.40.60.40.40.40.41.10.60.20.24.91.46.61.27.31.43.41.14.82.13.91.54.70.94.10.85.40.93.60.3
more than 600 stems/ha4.40.71.50.92.10.91.70.71.10.412.32.39.01.39.81.615.72.316.73.610.92.713.61.58.41.121.81.69.00.4
total18.51.49.11.910.62.113.71.85.21.050.63.643.82.347.42.746.03.231.94.447.64.252.12.244.32.074.01.836.30.6
total0-100 stems/ha8.51.010.41.913.61.911.61.612.61.312.52.48.41.210.91.711.11.97.62.512.02.810.31.48.91.19.91.210.30.4
101-200 stems/ha13.51.315.42.417.42.517.62.017.31.615.12.710.51.48.91.615.62.38.22.613.33.012.51.515.21.511.31.313.70.5
201-300 stems/ha15.51.318.72.616.92.520.52.118.01.613.82.515.51.716.62.015.22.312.13.218.63.415.91.616.71.512.71.316.10.5
301-400 stems/ha17.11.421.12.811.72.114.01.816.21.614.72.519.71.914.91.911.32.014.53.416.13.214.41.617.51.515.91.516.00.5
401-500 stems/ha13.71.311.42.28.81.912.01.713.01.411.92.212.91.613.31.813.12.111.13.08.42.413.81.512.31.313.01.412.60.5
501-600 stems/ha11.71.27.71.810.12.08.51.59.51.27.51.810.71.512.81.88.01.711.23.18.82.38.31.29.31.28.01.19.60.4
more than 600 stems/ha20.01.415.32.421.72.715.71.813.41.424.53.022.31.922.52.325.62.735.34.622.83.624.71.920.11.629.21.821.60.6
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, 10.07.2020 #863532/329863
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha7.10.913.12.012.72.111.91.613.01.29.32.15.91.06.11.29.01.610.22.66.21.89.01.26.70.95.10.88.30.3
101-200 stems/ha10.91.111.42.210.92.011.71.715.21.53.91.47.41.24.81.28.51.77.82.46.02.05.20.97.31.02.40.68.00.4
201-300 stems/ha12.71.214.72.412.42.115.31.915.21.55.41.68.31.29.81.63.81.16.82.22.91.53.50.86.40.94.30.78.70.4
301-400 stems/ha12.81.214.02.314.32.214.01.814.21.55.01.68.01.26.61.34.51.24.51.85.01.82.60.76.91.02.30.58.10.4
401-500 stems/ha11.21.111.82.213.22.210.41.611.81.45.11.56.61.26.01.33.31.03.91.73.41.52.60.74.90.80.70.36.60.3
501-600 stems/ha8.31.09.12.06.41.65.81.27.71.12.51.04.20.94.21.14.31.25.21.93.41.52.50.73.70.72.40.64.90.3
more than 600 stems/ha15.81.317.02.519.92.617.32.017.81.69.31.911.11.412.41.86.91.59.32.64.91.74.70.98.51.04.30.711.10.4
total78.81.491.11.989.82.086.31.894.90.940.53.551.52.249.92.640.32.947.74.431.83.830.11.944.51.821.31.555.80.6
inside perimeter0-100 stems/ha0.0.0.0.0.0.0.0.0.0.1.00.70.40.30.0.3.11.03.91.73.01.51.00.40.70.30.50.30.60.1
101-200 stems/ha0.10.10.0.0.0.0.0.0.0.2.01.01.00.40.30.32.20.92.91.52.61.21.80.62.50.62.20.51.20.1
201-300 stems/ha0.40.20.0.0.0.0.0.0.0.1.30.70.90.50.30.31.70.83.01.54.31.64.40.82.30.60.90.31.30.1
301-400 stems/ha0.50.30.0.0.0.0.0.0.0.0.80.60.80.40.80.42.40.90.0.4.11.73.20.72.40.62.20.51.30.2
401-500 stems/ha0.30.20.0.0.0.0.0.0.0.1.30.71.00.41.40.62.00.83.81.70.60.62.90.71.60.50.60.31.00.1
501-600 stems/ha0.50.30.0.0.0.0.0.0.0.1.40.80.20.20.60.43.71.13.01.50.60.61.90.61.20.40.80.30.90.1
more than 600 stems/ha1.20.40.0.0.0.0.0.0.0.2.51.01.40.50.50.42.50.93.91.76.82.15.61.02.50.61.70.51.90.2
total3.10.60.0.0.0.0.0.0.0.10.32.15.61.03.71.017.72.320.53.622.03.420.81.613.31.39.01.08.30.3
outside perimeter0-100 stems/ha0.80.30.40.41.30.80.80.50.20.25.81.73.40.82.70.94.11.12.31.39.12.34.30.96.20.98.81.03.70.2
101-200 stems/ha2.00.51.80.91.70.90.60.40.70.43.91.44.71.04.01.05.41.30.80.82.61.38.41.25.90.98.01.04.30.3
201-300 stems/ha2.20.51.70.90.90.74.41.01.70.67.31.85.91.16.21.36.01.42.41.47.32.16.11.07.11.09.01.05.20.3
301-400 stems/ha2.40.61.80.92.71.12.50.80.40.38.81.99.31.38.61.55.21.36.22.16.32.07.61.17.41.09.81.15.80.3
401-500 stems/ha2.90.60.0.1.30.72.60.90.70.45.81.64.71.06.01.24.81.33.11.55.51.85.10.94.30.78.71.04.30.3
501-600 stems/ha2.30.51.90.90.80.50.60.40.0.4.21.44.20.95.41.23.71.15.52.13.31.35.10.93.00.65.40.83.30.2
more than 600 stems/ha5.50.81.30.81.60.82.30.81.40.513.32.210.61.413.51.812.92.011.52.812.12.612.51.38.41.020.01.49.40.4
total18.11.48.91.910.22.013.71.85.10.949.13.542.82.246.42.642.02.931.84.146.24.049.02.142.21.869.71.635.90.6
total0-100 stems/ha7.90.913.52.014.02.112.71.613.21.316.12.29.71.28.81.416.22.016.33.118.43.014.41.413.61.214.41.212.70.4
101-200 stems/ha13.01.213.22.312.62.112.21.715.91.69.82.113.11.59.11.516.12.211.62.811.12.515.31.515.81.412.61.213.50.4
201-300 stems/ha15.31.316.42.513.32.219.62.116.91.614.02.415.11.616.21.911.61.912.32.914.52.914.11.415.91.414.31.315.20.5
301-400 stems/ha15.81.315.82.417.02.416.52.014.61.514.62.518.11.716.01.912.11.910.72.715.42.913.51.416.61.414.31.315.30.5
401-500 stems/ha14.41.311.82.214.42.313.01.812.51.412.32.212.31.513.31.810.21.810.72.79.62.410.61.310.71.210.01.111.90.4
501-600 stems/ha11.11.111.02.17.21.76.41.37.71.18.01.98.61.310.21.611.71.913.73.07.42.19.41.28.01.08.61.09.10.4
more than 600 stems/ha22.51.518.32.621.52.619.62.119.21.625.12.823.11.926.52.322.22.424.73.823.73.422.81.719.51.525.91.622.40.5
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, 10.07.2020 #863533/329864
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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 SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha8.71.010.11.812.51.711.21.612.81.38.62.06.51.08.71.510.21.78.92.49.52.29.61.26.80.96.20.88.90.3
101-200 stems/ha11.31.113.12.215.22.314.91.916.51.64.71.65.71.04.41.15.41.35.11.94.51.66.71.07.10.93.00.68.30.4
201-300 stems/ha12.01.217.22.514.82.316.51.916.51.65.51.68.51.29.01.56.61.47.12.24.41.72.20.66.90.93.30.68.90.4
301-400 stems/ha13.81.219.52.79.71.912.21.715.71.56.01.610.51.46.11.25.71.46.42.15.81.84.10.86.00.92.90.68.70.4
401-500 stems/ha10.01.18.81.98.41.810.31.611.91.44.91.56.21.15.71.24.31.25.11.93.21.53.80.86.70.91.50.46.60.3
501-600 stems/ha8.61.07.51.810.02.07.21.49.01.22.10.93.60.85.41.22.60.92.11.24.61.61.70.53.70.71.80.54.90.3
more than 600 stems/ha14.61.215.12.319.12.513.81.712.41.39.91.911.61.412.01.77.21.512.42.83.11.45.00.98.71.05.10.810.30.4
total79.01.491.31.989.92.086.21.895.00.941.63.452.62.251.32.642.02.847.24.235.03.733.21.845.81.823.71.556.60.6
inside perimeter0-100 stems/ha0.0.0.0.0.0.0.0.0.0.0.80.60.20.20.0.2.60.92.31.31.41.01.10.41.10.41.10.40.70.1
101-200 stems/ha0.10.10.0.0.0.0.0.0.0.2.11.10.40.20.50.32.30.93.51.53.91.61.00.42.00.51.50.41.00.1
201-300 stems/ha0.50.30.0.0.0.0.0.0.0.1.20.70.80.40.20.22.71.02.21.34.51.63.40.72.60.61.10.41.30.1
301-400 stems/ha0.40.20.0.0.0.0.0.0.0.0.90.71.20.50.50.31.60.72.11.23.21.54.50.81.80.51.40.41.30.1
401-500 stems/ha0.40.20.0.0.0.0.0.0.0.0.90.61.10.41.30.62.91.02.81.40.0.3.50.71.40.41.10.41.20.1
501-600 stems/ha0.40.20.0.0.0.0.0.0.0.0.80.50.60.30.50.32.00.82.91.40.0.1.60.51.30.40.70.30.70.1
more than 600 stems/ha1.20.40.0.0.0.0.0.0.0.3.41.21.40.50.50.42.71.05.01.87.92.14.70.82.60.61.60.41.90.2
total3.00.60.0.0.0.0.0.0.0.10.22.05.61.03.60.917.02.220.73.521.03.219.81.612.81.28.51.08.10.3
outside perimeter0-100 stems/ha0.70.30.40.40.90.60.90.50.40.35.71.73.90.83.71.02.30.92.91.44.71.74.70.95.10.87.80.93.50.2
101-200 stems/ha2.60.61.80.92.91.12.90.90.80.46.91.84.71.04.01.05.91.30.70.74.21.66.81.05.50.88.41.04.60.3
201-300 stems/ha2.90.61.30.71.30.83.81.01.30.56.41.75.91.17.21.34.71.23.01.49.22.28.81.17.20.98.81.05.50.3
301-400 stems/ha2.10.51.30.71.40.81.90.70.50.36.51.77.31.27.81.44.81.24.31.76.72.04.50.88.11.010.21.15.20.3
401-500 stems/ha3.00.62.11.01.20.71.60.70.90.45.61.55.21.05.81.25.01.32.91.55.51.76.01.03.80.79.11.04.50.3
501-600 stems/ha2.40.50.40.40.40.41.10.60.20.25.41.56.11.16.61.33.51.03.81.74.31.54.30.83.50.74.70.83.40.2
more than 600 stems/ha4.20.71.50.82.00.91.70.71.00.411.72.28.71.310.01.614.82.114.53.09.42.312.01.38.11.018.71.48.70.4
total17.91.38.71.910.12.013.81.85.00.948.23.541.82.245.22.641.12.832.14.044.03.847.12.041.41.867.81.635.40.6
total0-100 stems/ha9.41.010.51.813.41.812.01.713.21.315.12.410.51.212.41.615.22.014.02.915.62.815.51.413.01.215.11.213.00.4
101-200 stems/ha14.11.214.82.318.22.517.72.017.31.613.82.510.81.48.91.513.72.09.32.512.62.614.51.414.61.312.91.213.90.4
201-300 stems/ha15.41.318.52.516.12.420.32.017.81.613.02.315.21.616.41.914.02.012.32.818.13.014.41.416.71.413.21.215.70.5
301-400 stems/ha16.31.320.82.711.12.014.11.816.31.613.52.319.01.814.41.812.21.912.82.815.72.913.11.415.91.314.51.315.20.5
401-500 stems/ha13.41.211.02.19.61.911.91.712.81.411.32.112.51.512.91.712.21.910.92.78.72.213.31.411.91.211.71.112.20.4
501-600 stems/ha11.41.17.91.810.42.08.41.59.21.28.31.810.31.412.51.78.01.58.72.48.92.17.61.18.51.07.20.99.10.4
more than 600 stems/ha20.01.416.52.421.12.615.51.813.51.425.02.821.71.822.62.224.72.531.93.920.43.221.71.619.41.425.41.520.90.5
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, 10.07.2020 #863534/329865
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
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 SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha8.31.09.81.812.61.711.01.612.71.37.81.94.80.98.11.58.21.68.62.45.81.97.61.15.40.84.30.77.80.3
101-200 stems/ha11.11.113.32.215.32.415.01.916.21.64.81.65.71.04.31.15.71.45.42.04.21.66.41.07.11.02.70.68.30.4
201-300 stems/ha12.21.217.12.514.92.316.72.016.51.65.11.68.51.39.11.56.91.56.82.24.21.72.10.67.01.03.20.69.00.4
301-400 stems/ha14.01.319.92.79.81.912.11.715.81.66.11.710.71.45.91.25.61.46.82.26.32.03.70.85.80.92.70.68.80.4
401-500 stems/ha10.01.19.01.98.01.810.31.612.11.45.01.56.51.15.61.24.51.25.42.03.51.63.30.86.80.91.50.46.60.3
501-600 stems/ha8.71.07.21.710.12.07.31.49.11.22.21.03.70.95.31.22.70.92.21.35.11.81.60.53.80.71.90.55.00.3
more than 600 stems/ha14.51.214.92.319.22.513.91.712.61.39.61.911.71.511.71.76.81.512.42.92.71.45.40.98.61.05.20.810.30.4
total78.81.491.11.989.82.086.31.894.90.940.53.551.52.249.92.640.32.947.74.431.83.830.11.944.51.821.31.555.80.6
inside perimeter0-100 stems/ha0.0.0.0.0.0.0.0.0.0.0.80.60.20.20.0.2.81.02.41.41.61.11.20.51.10.41.10.40.70.1
101-200 stems/ha0.10.10.0.0.0.0.0.0.0.2.21.10.40.30.50.42.40.93.71.64.31.70.90.41.80.51.60.41.00.1
201-300 stems/ha0.50.30.0.0.0.0.0.0.0.1.20.70.80.40.30.32.91.02.31.34.91.73.60.82.80.61.20.41.40.2
301-400 stems/ha0.40.20.0.0.0.0.0.0.0.1.00.71.10.50.50.41.70.81.51.02.61.34.80.91.90.51.40.41.30.1
401-500 stems/ha0.40.20.0.0.0.0.0.0.0.0.90.61.10.51.40.63.01.03.01.50.0.3.70.81.50.51.20.41.20.1
501-600 stems/ha0.40.20.0.0.0.0.0.0.0.0.80.50.60.30.50.42.10.83.01.50.0.1.70.51.40.40.80.30.80.1
more than 600 stems/ha1.20.40.0.0.0.0.0.0.0.3.51.21.40.50.60.42.91.04.61.88.62.35.00.92.70.61.70.51.90.2
total3.10.60.0.0.0.0.0.0.0.10.32.15.61.03.71.017.72.320.53.622.03.420.81.613.31.39.01.08.30.3
outside perimeter0-100 stems/ha0.70.30.40.40.90.60.90.50.40.35.81.73.60.83.51.02.40.92.31.35.21.84.70.94.90.87.51.03.30.2
101-200 stems/ha2.70.61.80.93.01.12.60.90.80.47.11.84.91.04.21.06.11.40.80.84.11.67.01.15.80.98.61.04.70.3
201-300 stems/ha2.90.61.30.71.30.83.81.01.30.56.51.76.11.17.41.44.91.32.41.39.42.49.01.27.31.09.31.15.60.3
301-400 stems/ha2.00.51.30.71.40.81.90.70.50.36.71.77.61.28.11.45.01.34.61.97.32.24.80.98.41.010.51.15.30.3
401-500 stems/ha3.10.62.21.01.20.71.60.70.90.45.71.55.41.06.01.25.31.33.11.55.31.76.31.04.10.79.61.14.60.3
501-600 stems/ha2.40.60.40.40.40.41.10.60.20.25.51.56.41.16.81.33.61.14.01.84.61.64.40.83.70.75.00.83.50.2
more than 600 stems/ha4.30.71.50.92.00.91.70.71.00.411.92.28.81.310.31.614.72.114.73.110.32.512.71.48.11.019.21.48.80.4
total18.11.48.91.910.22.013.71.85.10.949.13.542.82.246.42.642.02.931.84.146.24.049.02.142.21.869.71.635.90.6
total0-100 stems/ha9.01.010.21.813.41.811.81.613.01.314.52.48.61.211.71.613.41.913.42.912.52.713.41.411.41.212.91.211.80.4
101-200 stems/ha13.91.215.12.418.32.517.62.017.01.614.02.511.01.48.91.514.22.19.92.612.52.714.31.514.71.312.91.214.00.5
201-300 stems/ha15.71.318.42.616.22.420.52.117.81.612.82.315.41.616.72.014.62.111.52.818.53.214.81.517.01.413.61.316.00.5
301-400 stems/ha16.41.321.22.811.22.014.01.816.31.613.72.419.41.814.51.812.31.912.82.916.23.013.31.416.11.414.61.315.40.5
401-500 stems/ha13.51.211.22.19.31.912.01.713.01.411.52.113.01.513.01.712.82.011.62.88.92.313.41.412.41.212.31.212.40.4
501-600 stems/ha11.51.17.61.810.52.08.41.59.31.28.51.810.71.412.61.88.31.69.32.69.72.37.71.18.81.17.61.09.30.4
more than 600 stems/ha20.01.416.42.421.22.615.61.813.61.425.02.821.91.922.52.224.32.531.64.021.73.423.11.719.51.526.01.621.10.5
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, 10.07.2020 #863535/329866
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
n/a0-100 stems/ha7.80.812.40.95.70.74.60.51.40.56.60.3
101-200 stems/ha10.91.013.31.05.90.75.60.61.30.57.70.4
201-300 stems/ha13.31.114.61.07.90.94.70.53.70.88.80.4
301-400 stems/ha13.31.114.21.06.80.84.90.52.10.68.40.4
401-500 stems/ha11.71.011.61.06.20.83.80.50.80.47.00.3
501-600 stems/ha8.40.96.80.73.90.63.30.42.60.65.00.3
more than 600 stems/ha15.71.218.11.111.21.07.20.64.40.811.50.4
total81.01.391.00.947.61.634.21.216.31.555.10.6
inside perimeter0-100 stems/ha0.0.0.0.0.40.21.60.30.50.30.60.1
101-200 stems/ha0.10.10.0.1.00.32.40.42.20.61.20.1
201-300 stems/ha0.30.20.0.0.80.33.50.51.00.41.40.2
301-400 stems/ha0.40.20.0.0.80.32.60.42.60.61.30.2
401-500 stems/ha0.20.20.0.1.30.32.50.40.50.31.10.1
501-600 stems/ha0.40.20.0.0.50.22.10.41.00.40.90.1
more than 600 stems/ha1.00.30.0.1.40.44.40.52.00.62.00.2
total2.50.50.0.6.20.719.11.09.71.28.50.4
outside perimeter0-100 stems/ha0.70.30.60.23.30.65.20.56.71.03.20.2
101-200 stems/ha2.10.50.90.34.40.76.10.67.41.04.10.3
201-300 stems/ha2.20.52.40.56.60.86.60.69.41.25.20.3
301-400 stems/ha2.40.51.50.49.30.97.50.611.01.36.10.3
401-500 stems/ha2.40.51.40.45.70.75.10.510.21.24.50.3
501-600 stems/ha2.10.50.40.24.70.74.40.56.11.03.40.2
more than 600 stems/ha4.70.71.80.412.31.011.90.823.21.79.90.4
total16.51.29.00.946.21.646.61.274.01.836.40.6
total0-100 stems/ha8.40.813.00.99.40.911.40.88.61.110.50.4
101-200 stems/ha13.01.114.11.011.21.014.20.910.91.213.00.5
201-300 stems/ha15.81.217.01.115.31.114.80.914.01.415.40.5
301-400 stems/ha16.11.215.81.117.01.215.10.915.61.515.80.5
401-500 stems/ha14.31.113.11.013.11.111.30.811.51.312.60.5
501-600 stems/ha11.01.07.10.89.10.99.80.79.71.29.30.4
more than 600 stems/ha21.41.319.91.224.91.423.61.029.71.823.40.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863536/329867
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: economic region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha7.00.812.11.812.41.912.31.512.91.29.91.96.21.06.01.19.61.69.42.37.42.09.81.28.00.95.30.78.60.3
101-200 stems/ha10.61.012.12.110.71.912.41.614.91.43.61.27.31.14.91.17.71.58.72.35.11.75.40.97.20.92.60.57.90.3
201-300 stems/ha13.11.214.82.312.82.014.91.714.61.45.21.47.91.19.61.43.91.16.72.14.61.63.30.76.20.84.20.78.60.3
301-400 stems/ha12.71.114.52.213.42.013.41.714.71.44.21.38.01.27.11.34.41.14.71.74.91.62.80.66.70.92.30.58.10.3
401-500 stems/ha11.51.111.22.013.22.110.41.511.91.34.51.36.31.15.61.12.90.94.91.84.01.52.80.65.10.80.70.36.60.3
501-600 stems/ha8.71.09.61.96.21.56.11.27.71.12.61.04.00.83.91.04.01.14.71.73.71.52.60.63.40.62.20.54.90.3
more than 600 stems/ha15.81.216.52.421.22.516.71.818.21.59.41.810.51.311.51.66.51.49.52.45.71.75.50.98.21.04.20.711.00.4
total79.31.490.71.989.81.986.21.794.80.939.43.150.02.148.62.439.12.748.64.135.43.632.11.844.91.721.41.455.80.5
inside perimeter0-100 stems/ha0.0.0.0.0.0.0.0.0.0.1.40.80.50.30.0.2.90.94.01.62.61.31.40.50.60.30.60.30.70.1
101-200 stems/ha0.10.10.0.0.0.0.0.0.0.1.70.90.90.40.20.22.40.83.31.42.11.12.20.62.70.62.20.51.20.1
201-300 stems/ha0.40.20.0.0.0.0.0.0.0.1.20.71.00.40.20.21.80.72.71.33.71.44.30.82.30.51.30.41.30.1
301-400 stems/ha0.50.20.0.0.0.0.30.30.0.0.70.50.70.30.70.42.00.81.41.04.11.53.00.72.10.52.10.51.30.1
401-500 stems/ha0.20.20.0.0.0.0.0.0.0.1.10.70.90.41.40.63.00.93.41.50.50.52.60.61.80.50.80.31.00.1
501-600 stems/ha0.50.20.0.0.0.0.0.0.0.1.60.80.20.20.70.43.81.02.71.40.50.51.80.51.30.40.80.30.90.1
more than 600 stems/ha1.30.40.0.0.0.0.0.0.0.2.61.01.80.60.40.32.50.93.41.56.81.95.60.92.70.61.60.41.90.2
total3.00.60.0.0.0.0.30.30.0.10.31.95.91.03.60.918.32.120.93.420.43.120.81.613.61.29.21.08.40.3
outside perimeter0-100 stems/ha0.70.30.40.41.60.80.70.40.20.26.61.64.30.83.10.84.51.12.01.18.62.13.90.86.10.89.11.03.90.2
101-200 stems/ha1.90.51.60.81.50.81.00.50.80.44.11.34.70.94.51.05.81.30.80.82.31.17.71.06.10.87.90.94.30.2
201-300 stems/ha2.40.52.41.01.20.73.90.91.50.57.61.67.01.16.51.25.71.33.41.58.02.16.61.06.80.99.01.05.40.3
301-400 stems/ha2.40.51.60.82.41.02.60.80.30.28.71.89.21.310.01.45.11.25.41.96.11.87.21.07.30.99.41.05.80.3
401-500 stems/ha2.80.60.0.1.40.72.70.81.00.46.01.54.60.95.61.14.11.12.81.45.21.64.80.84.10.78.20.94.10.2
501-600 stems/ha2.20.51.70.80.70.50.70.40.0.3.51.24.60.94.91.04.61.15.01.82.91.24.50.82.80.65.50.83.20.2
more than 600 stems/ha5.20.71.60.81.40.72.10.71.40.513.72.19.71.313.31.712.71.811.22.611.12.312.31.38.31.020.31.39.30.3
total17.71.39.31.910.21.913.61.75.20.950.33.244.02.147.82.442.62.730.53.844.33.747.11.941.51.769.31.535.80.5
total0-100 stems/ha7.70.812.41.814.02.013.01.513.01.217.92.011.01.29.11.317.01.915.42.818.72.815.11.414.71.214.91.213.20.4
101-200 stems/ha12.61.113.82.212.32.013.31.715.71.59.51.912.81.49.71.515.92.012.82.89.52.215.21.416.01.312.61.113.40.4
201-300 stems/ha15.91.217.12.414.02.118.81.916.11.513.92.215.81.616.31.811.41.712.92.816.42.814.21.415.31.314.41.215.30.4
301-400 stems/ha15.61.216.12.315.82.216.21.815.01.413.62.217.81.617.71.911.61.811.42.615.12.713.01.316.11.313.81.215.10.4
401-500 stems/ha14.61.211.22.014.72.213.11.712.91.311.72.011.71.412.61.69.91.611.02.69.72.210.11.211.01.19.71.011.80.4
501-600 stems/ha11.31.111.32.06.91.66.81.27.71.17.81.78.81.29.51.412.41.812.42.87.11.99.01.17.60.98.61.09.00.4
more than 600 stems/ha22.41.418.12.522.52.518.71.919.61.625.62.622.01.825.22.121.82.224.13.523.63.223.41.619.31.426.01.522.20.5
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, 10.07.2020 #863537/329868
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
n/a0-100 stems/ha8.40.812.50.96.50.78.00.65.10.88.30.3
101-200 stems/ha11.01.013.31.05.90.76.70.62.40.68.00.4
201-300 stems/ha13.21.114.61.08.40.94.80.54.30.78.70.4
301-400 stems/ha13.11.114.21.06.90.84.90.52.30.58.10.4
401-500 stems/ha11.31.011.60.96.10.73.70.40.70.36.60.3
501-600 stems/ha8.50.96.90.73.90.63.50.42.40.64.90.3
more than 600 stems/ha16.01.118.11.111.21.06.80.64.30.711.10.4
total81.51.291.20.848.91.538.41.121.31.555.80.6
inside perimeter0-100 stems/ha0.0.0.0.0.40.21.60.30.50.30.60.1
101-200 stems/ha0.10.10.0.0.90.32.30.32.20.51.20.1
201-300 stems/ha0.30.20.0.0.80.33.10.40.90.31.30.1
301-400 stems/ha0.40.20.0.0.80.32.60.42.20.51.30.1
401-500 stems/ha0.20.20.0.1.20.32.10.30.60.31.00.1
501-600 stems/ha0.40.20.0.0.50.21.90.30.80.30.90.1
more than 600 stems/ha0.90.30.0.1.40.33.90.41.70.51.90.2
total2.40.50.0.5.90.717.50.99.01.08.30.3
outside perimeter0-100 stems/ha0.70.30.60.23.50.65.30.58.81.03.70.2
101-200 stems/ha2.00.40.90.34.30.65.90.58.01.04.20.3
201-300 stems/ha2.10.42.40.46.30.76.30.69.01.05.20.3
301-400 stems/ha2.30.51.50.48.90.96.90.69.81.15.80.3
401-500 stems/ha2.30.51.40.45.40.74.60.58.71.04.30.3
501-600 stems/ha2.20.50.40.24.60.64.00.55.40.83.30.2
more than 600 stems/ha4.60.71.70.412.21.011.00.720.01.49.50.4
total16.11.28.80.845.21.544.11.169.71.636.00.6
total0-100 stems/ha9.10.813.10.910.40.914.80.814.41.212.60.4
101-200 stems/ha13.11.114.11.011.11.014.90.812.61.213.40.4
201-300 stems/ha15.61.217.01.115.41.114.30.814.31.315.20.5
301-400 stems/ha15.81.215.71.116.61.114.40.814.31.315.30.5
401-500 stems/ha13.81.113.01.012.71.010.50.710.01.111.90.4
501-600 stems/ha11.11.07.30.89.00.99.50.78.61.09.10.4
more than 600 stems/ha21.51.319.81.124.71.321.70.925.91.622.40.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863538/329869
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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 SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
n/a0-100 stems/ha9.00.912.30.97.60.88.60.66.20.88.90.3
101-200 stems/ha11.81.015.71.15.10.76.30.53.00.68.30.4
201-300 stems/ha13.21.116.21.18.20.85.20.53.30.68.90.4
301-400 stems/ha15.01.113.51.08.20.85.30.52.90.68.70.4
401-500 stems/ha9.70.910.70.95.70.75.00.51.50.46.50.3
501-600 stems/ha8.30.98.60.83.90.62.90.41.80.54.90.3
more than 600 stems/ha14.61.114.11.011.41.07.10.65.10.810.20.4
total81.71.291.20.850.11.540.41.123.71.556.50.6
inside perimeter0-100 stems/ha0.0.0.0.0.30.21.40.31.10.40.70.1
101-200 stems/ha0.10.10.0.0.70.22.00.31.50.41.00.1
201-300 stems/ha0.40.20.0.0.70.33.00.41.10.41.30.1
301-400 stems/ha0.30.20.0.0.90.32.80.41.40.41.30.1
401-500 stems/ha0.30.20.0.1.20.32.30.31.10.41.20.1
501-600 stems/ha0.30.20.0.0.60.21.50.30.70.30.70.1
more than 600 stems/ha0.90.30.0.1.50.43.80.41.60.41.90.2
total2.40.50.0.5.80.716.80.88.51.08.10.3
outside perimeter0-100 stems/ha0.60.20.60.24.10.64.40.57.80.93.40.2
101-200 stems/ha2.50.51.80.44.90.75.50.58.41.04.60.3
201-300 stems/ha2.50.52.10.46.40.77.30.68.81.05.50.3
301-400 stems/ha2.00.41.10.37.30.86.10.510.21.15.20.3
401-500 stems/ha2.80.51.20.35.50.74.80.59.11.04.50.3
501-600 stems/ha2.00.40.50.26.10.73.90.44.70.83.40.2
more than 600 stems/ha3.60.61.50.49.70.910.90.718.71.48.70.4
total16.01.18.80.844.11.542.81.167.81.635.40.6
total0-100 stems/ha9.70.912.90.911.90.914.40.815.11.213.00.4
101-200 stems/ha14.31.117.51.110.70.913.80.812.91.213.90.4
201-300 stems/ha16.11.218.31.115.31.115.40.813.21.215.80.5
301-400 stems/ha17.31.214.61.016.41.114.20.814.51.315.20.5
401-500 stems/ha12.91.011.90.912.41.012.10.711.71.112.20.4
501-600 stems/ha10.61.09.10.810.60.98.20.67.20.99.10.4
more than 600 stems/ha19.11.215.61.022.61.321.90.925.41.520.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863539/329870
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
n/a0-100 stems/ha8.40.812.50.96.90.78.60.65.20.88.50.3
101-200 stems/ha11.21.013.21.05.90.76.60.62.30.58.00.3
201-300 stems/ha13.21.114.61.08.20.84.80.54.50.78.70.4
301-400 stems/ha13.11.114.21.06.90.84.90.52.40.68.10.4
401-500 stems/ha11.31.011.60.96.00.73.80.40.70.36.60.3
501-600 stems/ha8.50.97.00.73.80.63.50.42.50.64.90.3
more than 600 stems/ha15.81.118.21.111.01.06.80.64.30.711.00.4
total81.51.291.20.848.71.539.01.121.81.555.90.6
inside perimeter0-100 stems/ha0.0.0.0.0.40.21.50.30.60.30.60.1
101-200 stems/ha0.10.10.0.0.90.32.20.32.10.51.20.1
201-300 stems/ha0.30.20.0.0.70.33.10.40.90.31.30.1
301-400 stems/ha0.40.20.0.0.80.32.60.42.20.51.30.1
401-500 stems/ha0.20.20.0.1.20.32.10.30.60.31.00.1
501-600 stems/ha0.40.20.0.0.50.21.90.30.90.30.90.1
more than 600 stems/ha0.90.30.0.1.30.33.90.41.60.41.90.2
total2.40.50.0.5.80.717.30.99.01.08.20.3
outside perimeter0-100 stems/ha0.70.30.60.23.50.55.20.59.11.03.80.2
101-200 stems/ha2.00.40.90.34.40.65.90.57.81.04.20.3
201-300 stems/ha2.20.52.40.56.50.76.30.69.01.05.20.3
301-400 stems/ha2.40.51.50.49.00.96.80.69.71.15.80.3
401-500 stems/ha2.30.51.40.35.30.74.60.58.51.04.20.3
501-600 stems/ha2.20.50.30.24.70.63.90.45.30.83.30.2
more than 600 stems/ha4.50.61.70.412.11.010.90.719.81.49.40.4
total16.21.18.80.845.51.543.71.169.21.635.90.6
total0-100 stems/ha9.10.813.00.910.80.915.30.814.91.212.90.4
101-200 stems/ha13.31.114.11.011.21.014.80.812.31.213.40.4
201-300 stems/ha15.61.117.01.115.41.114.20.814.41.315.30.5
301-400 stems/ha15.91.215.61.116.71.114.20.814.31.315.30.5
401-500 stems/ha13.81.113.01.012.51.010.50.79.81.111.80.4
501-600 stems/ha11.11.07.30.89.00.99.30.78.61.09.10.4
more than 600 stems/ha21.31.319.91.124.41.321.60.925.61.522.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863540/329871
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
n/a0-100 stems/ha8.30.812.00.95.70.74.10.51.80.56.50.3
101-200 stems/ha11.41.015.51.14.80.75.70.61.90.58.20.4
201-300 stems/ha13.21.116.51.17.90.94.60.52.10.69.00.4
301-400 stems/ha15.71.213.51.08.50.95.20.62.40.69.10.4
401-500 stems/ha9.91.010.60.95.80.74.60.51.10.46.60.3
501-600 stems/ha8.60.98.70.83.60.63.00.41.60.55.10.3
more than 600 stems/ha14.01.114.21.011.41.07.10.65.30.910.40.4
total81.01.391.00.947.61.634.21.216.31.555.10.6
inside perimeter0-100 stems/ha0.0.0.0.0.30.21.60.31.20.40.70.1
101-200 stems/ha0.10.10.0.0.80.32.10.41.70.51.00.1
201-300 stems/ha0.40.20.0.0.80.33.50.51.10.41.40.2
301-400 stems/ha0.30.20.0.0.90.33.00.41.60.51.30.2
401-500 stems/ha0.30.20.0.1.30.42.60.41.00.41.20.1
501-600 stems/ha0.30.20.0.0.60.21.70.30.90.40.80.1
more than 600 stems/ha1.00.30.0.1.50.44.60.52.00.62.10.2
total2.50.50.0.6.20.719.11.09.71.28.50.4
outside perimeter0-100 stems/ha0.60.30.60.24.00.64.10.56.91.03.10.2
101-200 stems/ha2.50.51.80.45.30.75.90.67.71.14.50.3
201-300 stems/ha2.70.52.10.46.90.87.90.79.41.25.80.3
301-400 stems/ha2.00.41.10.37.80.87.00.611.81.35.60.3
401-500 stems/ha3.00.51.20.35.80.75.30.610.91.34.80.3
501-600 stems/ha2.00.40.50.26.50.84.20.55.40.93.60.3
more than 600 stems/ha3.80.61.50.49.90.912.00.821.81.69.10.4
total16.51.29.00.946.21.646.61.274.01.836.40.6
total0-100 stems/ha9.00.912.60.99.90.99.80.79.91.210.30.4
101-200 stems/ha14.01.117.31.110.81.013.70.911.31.313.70.5
201-300 stems/ha16.31.218.71.115.61.216.10.912.71.316.20.5
301-400 stems/ha18.01.214.71.117.11.215.20.915.91.516.00.5
401-500 stems/ha13.21.111.91.012.91.012.50.813.01.412.60.5
501-600 stems/ha10.81.09.20.810.81.08.90.78.01.19.60.4
more than 600 stems/ha18.81.215.71.022.81.323.71.029.21.821.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863541/329872
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: production region
unit: %
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
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
n/a0-100 stems/ha8.70.812.20.96.40.76.80.64.30.77.80.3
101-200 stems/ha11.71.015.61.15.10.76.30.62.70.68.30.4
201-300 stems/ha13.31.116.31.18.10.85.20.53.20.69.00.4
301-400 stems/ha15.31.113.41.08.30.85.20.52.70.68.80.4
401-500 stems/ha9.70.910.70.95.80.75.00.51.50.46.60.3
501-600 stems/ha8.40.98.70.83.90.62.90.41.90.55.00.3
more than 600 stems/ha14.51.114.31.011.31.07.10.65.20.810.30.4
total81.51.291.20.848.91.538.41.121.31.555.80.6
inside perimeter0-100 stems/ha0.0.0.0.0.30.21.50.31.10.40.70.1
101-200 stems/ha0.10.10.0.0.70.31.90.31.60.41.00.1
201-300 stems/ha0.40.20.0.0.70.33.20.41.20.41.40.2
301-400 stems/ha0.30.20.0.0.80.32.80.41.40.41.30.1
401-500 stems/ha0.30.20.0.1.20.32.40.41.20.41.20.1
501-600 stems/ha0.30.20.0.0.60.21.60.30.80.30.80.1
more than 600 stems/ha0.90.30.0.1.50.44.00.51.70.52.00.2
total2.40.50.0.5.90.717.50.99.01.08.30.3
outside perimeter0-100 stems/ha0.60.30.60.23.90.64.30.57.51.03.30.2
101-200 stems/ha2.50.51.80.45.10.75.70.58.61.04.70.3
201-300 stems/ha2.60.52.10.46.60.87.30.69.31.15.60.3
301-400 stems/ha1.90.41.10.37.60.86.40.610.51.15.30.3
401-500 stems/ha2.90.51.20.35.70.75.00.59.61.14.60.3
501-600 stems/ha2.00.40.50.26.30.74.10.55.00.83.60.2
more than 600 stems/ha3.70.61.50.49.90.911.30.719.21.48.80.4
total16.11.28.80.845.21.544.11.169.71.636.00.6
total0-100 stems/ha9.30.912.80.910.60.912.50.712.91.211.70.4
101-200 stems/ha14.31.117.31.110.91.013.90.812.91.214.00.5
201-300 stems/ha16.31.218.41.115.41.115.70.813.61.316.00.5
301-400 stems/ha17.51.214.61.016.71.114.40.814.61.315.40.5
401-500 stems/ha12.91.111.90.912.81.012.50.812.31.212.50.4
501-600 stems/ha10.71.09.20.810.81.08.60.67.61.09.40.4
more than 600 stems/ha19.11.215.81.022.81.322.41.026.01.621.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863542/329873
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha14.52.00.0.5.83.814.81.613.83.216.63.315.711.421.87.016.42.014.33.07.81.95.12.112.88.417.35.314.93.35.83.213.22.711.93.79.12.822.63.624.87.212.31.630.03.513.56.716.32.014.80.6
101-200 stems/ha18.72.50.0.2.92.815.11.77.03.110.92.80.0.15.76.515.31.96.42.313.22.611.32.912.88.417.55.412.63.314.14.711.02.516.94.414.63.813.23.015.36.317.52.017.22.90.0.15.82.414.30.6
201-300 stems/ha12.52.124.612.422.58.614.51.727.45.214.03.010.510.513.66.415.11.914.13.316.12.920.93.86.05.921.55.814.93.415.34.715.93.023.64.919.14.219.93.514.66.113.91.811.72.54.54.516.62.515.70.6
301-400 stems/ha15.72.30.0.25.28.815.61.713.23.918.83.510.510.515.86.614.81.914.23.312.92.619.83.622.69.58.44.010.32.812.14.418.13.320.04.611.23.210.72.72.52.514.71.88.72.25.45.217.52.514.60.6
401-500 stems/ha13.62.220.010.22.92.813.51.67.13.113.03.021.114.07.34.910.31.69.92.811.42.419.13.56.46.38.04.013.33.214.14.712.82.89.33.413.63.53.11.58.85.013.71.88.72.136.612.310.02.011.80.6
501-600 stems/ha8.91.90.0.7.85.69.31.414.94.25.52.110.510.59.85.59.01.515.03.410.12.37.32.410.17.02.22.28.82.710.64.25.71.97.73.09.93.010.12.710.85.18.91.58.32.111.68.27.51.78.90.5
more than 600 stems/ha16.12.455.414.033.09.417.21.816.64.321.23.731.615.916.06.419.22.126.04.128.53.516.53.329.311.425.16.125.14.128.06.023.33.510.63.622.53.820.43.623.27.319.02.015.52.728.411.316.32.319.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-100 stems/ha..0.0.0.0.15.44.4..16.315.1..15.78.24.41.90.0.0.0.0.0.47.222.20.0.4.54.4..0.0.25.915.6..7.93.814.87.80.0.5.02.00.0...7.81.2
101-200 stems/ha..0.0.0.0.13.74.2..16.315.1..14.57.820.93.80.0.0.0.23.620.40.0.24.815.011.17.4..0.0.10.510.1..22.05.914.87.811.46.28.52.60.0...14.51.6
201-300 stems/ha..0.0.0.0.9.43.6..16.315.1..22.59.015.43.418.717.50.0.17.616.315.214.614.713.59.76.6..0.0.24.715.5..12.94.911.77.813.96.521.23.7100.0...15.71.7
301-400 stems/ha..36.729.30.0.15.14.4..0.0...9.06.119.93.70.0.30.926.341.222.722.319.30.0.23.69.4..0.0.14.113.1..22.86.10.0.11.86.415.63.30.0...16.41.7
401-500 stems/ha..63.329.3100.0.14.64.3..34.619.7..0.0.9.52.70.0.0.0.17.616.315.214.613.012.013.87.5..0.0.0.0...10.14.325.810.13.43.413.83.10.0...12.11.5
501-600 stems/ha..0.0.0.0.15.24.5..0.0...4.44.49.42.740.022.40.0.0.0.0.0.0.0.11.17.4..0.0.24.715.5..8.13.910.47.127.78.98.92.60.0...10.71.4
more than 600 stems/ha..0.0.0.0.16.64.6..16.315.1..33.810.620.43.741.422.769.126.30.0.0.0.47.516.926.210.2..100.0.0.0...16.25.222.49.831.79.227.14.00.0...22.71.9
total..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.
outside perimeter0-100 stems/ha..9.49.10.0.6.71.410.67.210.73.8..19.07.814.11.73.72.511.15.10.0.35.612.59.94.811.22.60.0.8.58.23.72.50.0.12.61.69.65.19.03.28.81.76.46.311.310.710.40.7
101-200 stems/ha..9.49.111.27.610.21.711.97.94.22.4..11.16.214.01.711.24.35.43.739.012.66.26.29.94.83.41.550.036.114.99.912.64.418.211.410.81.53.73.614.53.917.12.26.46.310.19.711.70.7
201-300 stems/ha..0.0.5.75.616.82.119.79.014.74.4..6.84.616.51.914.84.88.24.514.19.56.26.28.94.320.33.50.0.11.07.46.83.435.413.312.41.66.94.814.34.012.52.029.512.913.712.714.30.8
301-400 stems/ha..32.514.126.411.821.12.216.58.815.64.4..11.26.216.91.99.23.911.05.20.0.12.48.316.56.215.73.20.0.20.410.818.65.10.0.13.71.711.66.418.04.315.52.129.512.913.712.716.20.8
401-500 stems/ha..0.0.11.27.613.01.90.0.11.13.7..11.26.210.51.524.25.87.94.411.07.40.0.9.14.515.23.10.0.0.0.11.74.214.810.012.81.611.06.014.94.010.31.817.911.60.0.11.90.7
501-600 stems/ha..23.112.311.27.68.81.621.69.78.93.6..17.46.98.41.49.44.013.85.812.08.10.0.13.45.84.51.80.0.19.610.514.74.60.0.7.01.319.27.88.23.010.41.810.29.427.416.39.10.6
more than 600 stems/ha..25.513.134.212.623.42.319.79.034.75.7..23.38.319.42.027.66.042.68.123.910.639.613.232.27.829.73.950.036.125.612.531.96.131.612.430.82.238.19.421.04.625.42.50.0.23.815.026.31.0
total..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.
total0-100 stems/ha14.52.03.93.93.82.511.71.013.22.914.72.315.711.419.24.313.81.110.62.18.21.74.41.825.46.612.93.312.21.85.63.112.72.69.32.48.02.514.31.417.43.811.11.314.41.410.34.216.11.912.70.4
101-200 stems/ha18.72.53.93.95.63.113.01.28.02.98.82.10.0.13.83.815.41.27.72.111.72.214.63.08.75.015.23.77.91.715.24.811.32.414.83.015.13.612.21.311.33.616.71.715.31.52.62.615.62.313.40.4
201-300 stems/ha12.52.111.76.416.56.015.01.225.94.614.32.510.510.513.63.915.81.214.42.614.52.520.13.57.44.215.93.717.22.314.94.615.42.816.83.221.04.014.01.411.33.614.01.614.11.417.46.316.52.415.20.5
301-400 stems/ha15.72.317.57.425.17.017.71.313.93.517.32.710.510.512.43.816.51.212.32.512.82.418.63.319.16.210.93.314.12.111.84.318.23.119.13.39.82.913.81.45.02.515.11.613.51.414.95.817.42.415.40.5
401-500 stems/ha13.62.216.36.87.43.513.41.25.72.512.92.321.114.06.72.910.31.014.12.610.62.118.23.25.43.98.93.014.32.213.74.611.62.59.82.513.83.310.51.313.53.813.31.510.61.328.08.59.71.911.80.4
501-600 stems/ha8.91.99.65.58.84.59.51.016.23.96.51.810.510.511.03.58.81.013.92.610.62.17.52.25.23.86.42.66.91.610.24.06.92.011.52.78.72.77.71.113.53.99.81.39.41.210.76.08.11.79.10.4
more than 600 stems/ha16.12.437.09.532.87.519.61.417.23.825.43.031.615.923.24.819.41.326.93.231.63.216.73.128.78.029.94.627.52.728.76.023.93.418.73.323.63.627.41.828.05.020.01.822.81.716.26.716.52.322.40.5
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, 10.07.2020 #863543/329874
NFI3
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
grid: terrestrial grid NFI3
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
n/a0-100 stems/ha8.10.812.50.86.80.78.80.65.30.78.60.3
101-200 stems/ha10.90.913.30.95.80.76.60.52.60.58.00.3
201-300 stems/ha13.51.014.31.08.10.84.80.54.20.78.60.3
301-400 stems/ha13.11.014.11.06.90.74.80.52.30.58.10.3
401-500 stems/ha11.41.011.70.95.60.73.90.40.70.36.60.3
501-600 stems/ha8.90.96.90.73.70.53.40.42.20.54.90.3
more than 600 stems/ha15.91.118.31.110.60.97.00.64.20.711.00.4
total81.71.291.00.847.41.439.41.021.41.455.70.5
inside perimeter0-100 stems/ha0.0.0.0.0.50.21.60.30.60.30.70.1
101-200 stems/ha0.10.10.0.0.80.22.50.32.20.51.20.1
201-300 stems/ha0.30.20.0.0.70.23.00.41.30.41.30.1
301-400 stems/ha0.40.20.10.10.70.22.50.32.10.51.30.1
401-500 stems/ha0.20.10.0.1.10.32.20.30.80.31.10.1
501-600 stems/ha0.40.20.0.0.60.21.90.30.80.30.90.1
more than 600 stems/ha1.00.30.0.1.50.33.90.41.60.41.90.2
total2.30.50.10.16.00.717.60.89.21.08.40.3
outside perimeter0-100 stems/ha0.60.20.60.24.20.65.10.59.11.03.80.2
101-200 stems/ha1.90.41.00.34.50.65.80.57.90.94.20.2
201-300 stems/ha2.40.52.20.47.00.76.40.59.01.05.40.3
301-400 stems/ha2.20.41.50.39.30.86.60.59.41.05.80.3
401-500 stems/ha2.20.41.60.45.20.64.30.48.20.94.10.2
501-600 stems/ha2.10.40.40.24.50.63.80.45.50.83.20.2
more than 600 stems/ha4.50.61.60.411.80.910.80.720.31.39.40.3
total16.01.19.00.846.61.442.91.169.31.535.90.5
total0-100 stems/ha8.70.813.10.811.50.815.60.814.91.213.10.4
101-200 stems/ha12.91.014.31.011.10.914.90.812.61.113.40.4
201-300 stems/ha16.21.116.51.015.81.014.20.814.41.215.30.4
301-400 stems/ha15.71.115.61.016.91.113.90.713.81.215.10.4
401-500 stems/ha13.81.013.30.912.00.910.50.79.71.011.80.4
501-600 stems/ha11.30.97.30.78.80.89.10.68.61.09.00.4
more than 600 stems/ha21.41.219.91.123.91.221.70.926.01.522.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #863544/329875
NFI4
forest area
avalanches SilvaProtect · stem count/ha (DBH >= 12cm, classified)
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
avalanches SilvaProtectstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
n/a0-100 stems/ha14.92.10.0.21.48.013.21.67.02.417.63.121.114.018.76.713.41.812.53.06.61.85.02.112.88.418.85.316.73.53.92.713.52.811.83.714.53.118.93.422.37.013.71.625.23.318.07.112.52.013.80.6
101-200 stems/ha18.72.516.310.74.94.916.11.814.64.211.83.05.24.99.45.215.92.09.82.811.72.59.42.80.0.11.04.612.93.313.74.613.92.97.73.111.33.312.22.911.95.619.12.021.23.15.45.218.62.614.90.6
201-300 stems/ha18.32.50.0.12.77.115.01.723.24.915.53.310.510.516.66.915.11.912.43.119.33.121.83.718.49.811.04.317.93.718.85.220.33.225.45.119.84.016.33.311.25.214.21.87.12.014.29.316.62.416.10.6
301-400 stems/ha17.22.40.0.13.56.617.01.822.14.915.63.210.510.518.46.813.11.816.93.617.33.024.43.918.49.818.65.713.13.221.55.612.62.716.94.36.12.011.62.811.95.613.71.812.32.510.86.820.72.715.70.6
401-500 stems/ha8.11.812.07.64.94.912.21.610.23.510.32.710.510.510.65.814.51.911.53.012.62.517.23.410.97.57.93.813.33.212.94.610.72.617.14.417.73.86.92.29.25.110.91.611.02.47.17.012.72.211.80.6
501-600 stems/ha8.11.816.210.113.56.89.81.49.63.57.72.442.116.819.57.08.51.511.53.09.62.36.62.14.14.01.41.46.22.36.73.39.92.67.93.115.03.58.62.57.94.49.51.55.41.89.05.99.11.89.10.5
more than 600 stems/ha14.72.255.513.429.19.216.81.713.34.021.53.60.0.6.94.719.42.125.34.022.93.315.53.135.312.231.36.620.03.822.55.619.03.213.23.915.73.525.53.825.77.518.92.017.82.935.511.49.81.818.50.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeter0-100 stems/ha..0.0.0.0.13.94.3..16.315.1..5.65.59.52.70.0.0.0.0.0.23.620.60.0.4.54.4..0.0.12.311.5..11.94.610.16.80.0.5.82.10.0...8.31.3
101-200 stems/ha..0.0.0.0.12.04.0..16.315.1..20.39.114.93.30.0.0.0.23.620.40.0.0.0.15.48.2..0.0.24.115.0..16.85.514.87.815.37.14.31.9100.0...11.91.5
201-300 stems/ha..0.0.0.0.12.34.1..16.315.1..22.49.018.13.618.717.50.0.35.220.823.620.627.716.417.98.3..0.0.0.0...16.85.416.48.715.07.017.13.40.0...16.71.7
301-400 stems/ha..36.729.30.0.13.94.3..0.0...13.47.415.53.40.0.30.926.341.222.715.214.60.0.5.65.5..0.0.38.817.6..14.25.00.0.7.65.222.93.80.0...15.61.7
401-500 stems/ha..63.329.3100.0.18.24.8..18.316.3..0.0.12.03.00.0.0.0.0.0.22.319.333.016.08.35.7..0.0.0.0...12.04.620.99.411.86.418.03.50.0...14.41.6
501-600 stems/ha..0.0.0.0.10.33.7..16.315.1..0.0.9.42.740.022.40.0.0.0.15.214.60.0.11.27.4..0.0.14.113.1..10.14.315.38.211.06.18.22.50.0...9.41.3
more than 600 stems/ha..0.0.0.0.19.44.9..16.315.1..38.310.920.53.741.422.769.126.30.0.0.0.39.316.637.110.6..100.0.10.510.1..18.25.522.49.839.39.723.83.90.0...23.71.9
total..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.
outside perimeter0-100 stems/ha..18.911.95.75.66.11.34.74.59.93.7..14.66.911.31.63.72.511.25.25.55.426.012.312.55.36.22.10.0.8.58.29.13.89.18.710.81.56.44.34.92.49.51.86.46.311.310.79.20.6
101-200 stems/ha..0.0.5.65.613.11.917.99.213.54.2..7.75.313.81.718.65.22.62.635.712.315.810.715.25.79.42.550.036.120.410.87.53.69.18.711.81.53.23.117.44.314.32.115.410.127.416.312.90.7
201-300 stems/ha..0.0.5.65.616.42.015.18.210.03.6..6.94.817.31.916.85.118.86.45.55.412.48.37.14.023.53.70.0.11.07.411.44.123.912.212.41.611.16.016.24.118.42.321.811.723.815.015.60.8
301-400 stems/ha..48.815.016.89.016.62.110.57.210.23.7..19.07.819.02.012.94.58.44.617.59.36.26.27.94.613.43.00.0.8.58.219.55.311.57.714.71.77.25.016.84.29.81.825.612.90.0.14.90.8
401-500 stems/ha..0.0.11.27.614.01.925.610.112.84.0..10.45.711.21.614.94.911.65.512.08.10.0.9.84.814.43.10.0.11.07.49.93.920.611.013.51.714.96.913.83.913.02.024.312.713.712.712.90.7
501-600 stems/ha..13.78.932.012.313.91.94.64.511.33.8..18.17.58.71.47.43.65.43.718.49.715.310.415.56.09.72.60.0.17.110.911.04.05.75.67.01.319.27.84.82.39.01.70.0.13.712.79.80.7
more than 600 stems/ha..18.711.823.011.419.92.221.69.732.35.6..23.38.318.71.925.75.942.08.35.55.424.312.232.17.723.43.750.036.123.411.931.66.120.110.929.72.238.19.426.14.926.02.66.46.310.19.724.60.9
total..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.
total0-100 stems/ha14.92.17.95.415.85.510.41.06.52.115.12.221.114.013.83.811.91.19.42.17.31.74.81.918.86.414.73.410.51.83.82.613.02.610.72.613.82.912.61.314.13.611.51.313.51.412.84.412.51.911.70.4
101-200 stems/ha18.72.57.85.35.03.714.61.215.23.812.52.45.24.911.73.714.81.212.32.510.02.112.62.95.43.911.73.311.42.014.94.614.42.88.52.411.03.112.31.39.63.218.61.814.31.512.35.218.92.614.00.5
201-300 stems/ha18.32.50.0.10.15.015.31.221.54.313.72.510.510.514.84.016.51.314.02.618.92.720.73.417.16.710.93.220.72.518.35.019.33.018.33.320.33.813.61.412.33.614.61.614.81.516.87.216.92.416.00.5
301-400 stems/ha17.22.424.38.314.35.216.61.319.84.213.52.410.510.517.34.316.21.215.22.815.92.624.43.613.86.012.83.512.62.020.85.512.22.619.23.36.72.014.01.47.53.013.91.613.31.416.36.520.02.615.40.5
401-500 stems/ha8.11.812.55.98.84.513.41.213.33.511.32.210.510.57.73.112.61.112.32.512.22.316.03.18.85.010.83.213.52.112.54.510.72.513.22.918.03.612.01.313.83.911.41.413.41.413.76.712.72.112.40.4
501-600 stems/ha8.11.813.46.119.46.211.51.18.63.09.12.042.116.813.93.98.71.011.02.38.71.97.52.19.54.56.82.68.31.76.53.210.52.59.52.513.93.27.61.113.43.98.81.37.71.15.13.49.21.89.40.4
more than 600 stems/ha14.72.234.29.126.67.118.21.315.03.724.82.90.0.20.84.619.21.325.93.226.93.114.02.826.67.832.34.723.12.623.45.619.93.020.63.316.23.327.91.829.15.121.21.823.11.722.87.49.81.821.10.5
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, 10.07.2020 #863545/329876
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