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NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce34.71.448.93.752.25.319.67.467.74.319.79.339.51.3
fir20.11.125.92.916.22.84.22.21.71.74.93.418.90.9
pine1.20.40.20.30.40.55.73.74.12.12.01.51.30.3
larch1.60.60.80.4-0.10.244.610.313.62.922.16.43.30.5
stone pine0.0.0.0.0.10.14.31.93.31.30.30.20.30.1
other conifers1.40.30.00.00.10.00.50.5-0.00.10.0.1.00.2
beech24.81.114.32.314.22.62.32.04.61.57.02.820.60.9
maple3.60.43.61.04.21.21.30.70.30.21.06.63.40.3
ash6.40.63.20.88.42.21.52.40.60.314.55.75.80.5
oak2.90.40.70.40.50.24.32.10.80.61.31.92.30.3
chestnut0.00.0-0.00.00.0.0.50.50.0.6.38.20.10.1
other broadleaves3.30.52.51.23.81.811.25.13.31.720.96.53.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce-21.560.738.112.764.79.757.95.576.66.058.412.657.73.8
fir52.238.025.78.616.05.75.72.21.71.05.83.711.42.3
pine-8.213.5-1.51.0-0.50.62.41.92.72.9-0.21.00.70.9
larch0.0.1.01.02.21.922.64.912.23.79.817.010.82.6
stone pine0.0.0.0.0.0.5.32.34.92.00.0.2.60.8
other conifers0.0.0.10.10.0.0.0.-0.10.10.10.10.00.0
beech56.643.324.98.53.76.52.81.30.61.619.58.69.62.2
maple10.27.88.22.72.91.90.50.70.0.0.30.32.50.6
ash2.93.02.41.38.03.70.60.60.00.0-1.41.82.00.8
oak0.0.0.40.30.0.0.20.20.0.-0.00.00.10.1
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves7.85.00.60.83.01.82.11.01.41.67.64.92.50.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce19.73.744.73.745.05.149.44.472.73.918.34.140.31.9
fir21.73.129.83.120.63.29.82.84.71.53.51.717.31.2
pine1.30.60.40.12.01.13.43.03.11.30.60.51.50.4
larch-0.30.50.30.41.30.921.22.911.73.010.42.35.90.7
stone pine0.0.0.20.20.0.1.80.71.70.80.0.0.50.1
other conifers1.41.00.10.10.20.10.0.-0.00.10.20.20.30.2
beech36.43.715.82.618.53.54.41.21.50.936.26.119.91.6
maple7.21.74.10.74.01.42.20.71.00.62.40.73.70.4
ash9.42.22.40.67.01.61.70.91.20.44.71.54.40.5
oak0.90.50.00.20.30.21.20.6-0.00.22.11.00.70.2
chestnut0.0.0.0.0.0.0.40.40.10.15.73.41.00.6
other broadleaves2.20.82.21.01.11.34.51.62.30.915.93.14.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce33.11.346.32.550.43.446.13.471.22.622.23.640.91.0
fir20.31.027.72.118.12.07.61.73.01.03.91.418.00.7
pine1.20.30.20.21.00.63.61.83.51.10.70.51.30.2
larch1.40.50.60.30.80.426.03.112.61.912.12.54.50.4
stone pine0.0.0.10.10.10.03.20.82.80.70.00.00.50.1
other conifers1.40.30.00.00.10.00.10.1-0.00.10.20.20.70.1
beech26.01.115.71.715.02.03.60.82.70.830.35.019.70.8
maple4.00.44.10.64.00.91.60.40.60.32.01.13.40.2
ash6.70.62.80.57.71.31.30.70.80.25.61.45.10.3
oak2.70.40.40.20.30.11.50.50.30.31.80.81.60.2
chestnut0.00.0-0.00.00.0.0.30.20.00.05.22.90.40.2
other broadleaves3.20.42.30.72.61.05.11.32.60.815.92.63.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865946/332278
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce27.91.935.01.623.61.820.11.94.71.325.40.8
fir20.61.516.71.214.01.41.80.50.90.512.40.6
pine0.50.60.80.30.30.21.20.50.40.40.70.2
larch0.20.11.60.30.30.13.70.74.11.01.60.2
stone pine0.0.0.0.0.00.01.30.30.10.00.30.1
other conifers0.60.31.30.40.00.00.00.00.0.0.50.1
beech20.41.520.61.26.61.01.70.61.50.611.90.5
maple2.70.63.70.61.40.40.70.31.80.92.20.2
ash4.20.65.70.70.90.50.40.41.80.62.90.3
oak2.00.52.90.50.10.10.20.10.30.21.30.2
chestnut0.0.0.10.10.0.0.10.1-0.31.50.00.1
other broadleaves2.70.64.50.60.30.21.80.55.51.82.70.3
total81.81.892.91.147.52.433.02.220.73.061.81.0
inside perimeterspruce0.60.30.0.2.70.711.01.76.21.63.50.4
fir0.50.40.0.1.70.52.40.6-0.20.91.00.2
pine0.00.10.0.0.00.0-0.00.30.20.20.00.1
larch0.0.0.0.0.0.2.40.42.30.90.70.1
stone pine0.0.0.0.0.0.0.10.10.0.0.00.0
other conifers0.0.0.0.0.00.0-0.00.00.00.00.00.0
beech1.40.50.0.0.80.32.20.60.20.41.00.2
maple0.00.10.0.0.20.10.70.20.00.00.20.1
ash0.00.00.0.0.20.10.20.10.30.30.10.0
oak0.0.0.0.-0.00.00.00.0-0.00.00.00.0
chestnut0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.00.00.0.-0.00.10.10.20.00.40.00.0
total2.70.90.0.5.61.019.12.19.02.16.50.6
outside perimeterspruce2.80.51.60.521.11.728.72.222.94.013.60.7
fir4.30.81.80.413.91.43.70.83.31.55.70.4
pine-0.20.20.10.0-0.10.00.40.50.30.40.10.1
larch0.00.00.00.00.10.16.20.97.62.01.90.2
stone pine0.0.0.0.0.00.00.50.20.00.00.10.1
other conifers0.20.20.00.00.00.10.10.10.10.10.10.0
beech6.81.02.60.58.11.04.30.911.93.25.80.4
maple0.90.30.10.21.60.51.50.41.00.61.00.2
ash0.60.30.70.22.10.41.20.54.21.51.40.2
oak0.10.1-0.10.1-0.00.10.20.12.40.90.20.1
chestnut0.0.0.0.0.0.-0.00.18.93.00.60.2
other broadleaves0.10.10.30.1-0.20.31.50.57.72.00.90.2
total15.61.77.21.046.92.448.02.570.33.631.21.0
totalspruce31.31.836.61.647.51.959.72.133.84.142.60.9
fir25.51.618.51.229.61.77.81.14.01.819.20.7
pine0.30.60.90.30.30.21.60.80.90.60.80.2
larch0.20.11.60.30.40.212.31.214.02.44.10.3
stone pine0.0.0.0.0.00.02.00.40.10.00.40.1
other conifers0.80.41.30.40.10.10.10.10.10.10.60.1
beech28.61.723.21.315.51.38.11.213.53.218.80.7
maple3.50.73.80.63.20.62.80.52.91.13.30.3
ash4.80.76.50.83.20.61.80.66.31.64.40.4
oak2.10.62.80.50.00.20.40.22.71.01.50.2
chestnut0.0.0.10.10.0.0.00.18.63.30.60.2
other broadleaves2.90.64.80.70.10.43.40.713.22.63.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865947/332279
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce34.91.451.33.653.85.124.47.066.64.219.88.340.21.3
fir19.71.024.52.816.02.83.72.01.61.65.43.118.40.9
pine1.20.30.20.30.00.75.73.34.42.01.91.31.30.3
larch1.60.60.90.4-0.10.241.19.412.92.820.85.63.20.5
stone pine0.0.0.0.0.10.14.21.73.11.20.30.20.30.1
other conifers1.40.30.00.00.10.00.50.4-0.00.10.0.1.00.2
beech24.81.113.52.213.92.54.02.74.31.47.62.620.30.9
maple3.60.43.60.92.81.61.91.00.30.20.95.83.20.3
ash6.30.63.00.88.42.21.62.11.61.012.64.95.70.5
oak3.00.40.70.40.80.43.91.90.70.61.11.72.30.3
chestnut0.00.0-0.00.00.0.-0.91.40.0.6.67.20.10.1
other broadleaves3.50.52.31.24.21.79.94.54.51.823.06.03.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce-21.560.737.712.566.29.458.85.475.86.058.811.958.13.7
fir52.238.025.18.415.35.55.52.21.71.05.53.511.12.3
pine-8.213.5-1.41.0-0.40.62.41.82.72.8-0.11.00.70.9
larch0.0.1.01.02.11.921.94.812.73.710.415.910.82.5
stone pine0.0.0.0.0.0.5.22.24.92.00.0.2.50.8
other conifers0.0.0.10.10.0.0.0.-0.10.10.10.10.00.0
beech56.643.324.78.33.56.32.71.30.61.618.88.09.42.2
maple10.27.88.62.72.81.80.50.70.0.-0.30.72.50.6
ash2.93.02.81.37.73.60.60.60.30.3-1.31.72.10.8
oak0.0.0.40.30.0.0.20.20.0.-0.00.00.10.1
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves7.85.01.11.02.81.82.31.01.41.68.34.72.70.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce20.33.744.73.745.24.948.04.472.53.618.84.040.61.8
fir22.03.129.43.020.43.09.52.74.31.43.51.616.91.2
pine1.30.60.40.11.91.13.22.92.81.20.60.51.40.4
larch-0.30.50.30.41.30.822.83.012.92.910.92.36.30.7
stone pine0.0.0.20.20.0.1.70.71.50.70.0.0.40.1
other conifers1.41.00.10.10.20.10.0.0.10.10.20.20.30.2
beech35.93.716.02.518.33.44.31.21.40.934.95.919.41.6
maple7.11.74.10.64.61.42.30.70.90.62.50.73.70.4
ash9.22.22.40.67.31.62.10.91.20.44.71.54.40.5
oak0.90.50.20.30.30.21.30.6-0.00.22.41.10.80.2
chestnut0.0.0.0.0.0.0.30.40.00.05.43.31.00.6
other broadleaves2.10.82.41.00.51.44.51.52.40.916.03.04.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce33.31.347.42.551.43.346.13.370.52.622.73.441.41.0
fir20.01.026.82.017.81.97.21.62.80.94.01.317.50.7
pine1.20.30.20.20.80.63.51.73.51.10.70.41.30.2
larch1.40.50.60.30.70.426.33.012.91.812.52.44.70.4
stone pine0.0.0.10.10.10.03.10.82.60.70.00.00.50.1
other conifers1.40.30.00.00.10.00.10.1-0.00.10.20.10.70.1
beech26.01.115.31.614.81.93.80.92.50.729.04.819.40.7
maple3.90.44.10.63.61.01.70.40.50.32.01.03.30.2
ash6.60.62.70.57.91.31.60.71.20.55.41.45.10.3
oak2.80.40.50.20.50.21.50.50.30.32.00.81.70.2
chestnut0.00.0-0.00.00.0.0.00.30.00.05.12.70.40.2
other broadleaves3.30.52.30.72.51.05.01.23.10.916.42.44.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865948/332280
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce36.31.346.93.458.84.144.811.366.26.027.77.540.71.1
fir21.01.130.13.121.63.02.43.75.02.33.52.120.90.9
pine0.80.31.00.60.20.73.63.13.93.12.32.50.90.3
larch1.10.20.80.50.50.225.57.813.44.114.54.82.10.3
stone pine0.0.0.0.0.30.23.53.87.01.90.20.20.40.1
other conifers1.10.30.00.00.00.00.00.50.10.30.0.0.80.2
beech23.61.113.32.314.23.00.81.51.12.38.23.920.00.9
maple3.70.53.91.12.61.31.81.10.01.111.65.53.60.4
ash5.70.62.21.11.02.0-0.15.21.00.511.13.64.70.5
oak2.90.40.60.4-0.10.53.11.4-0.40.62.11.42.20.3
chestnut0.10.10.00.00.0.-0.10.10.0.-8.69.0-0.10.2
other broadleaves3.80.51.10.50.80.914.55.32.72.227.49.43.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce23.310.355.78.747.49.143.47.578.37.872.413.054.24.0
fir20.29.422.26.424.06.111.84.87.35.1-2.011.415.42.7
pine1.42.10.60.30.40.32.94.0-3.73.02.42.30.61.0
larch0.0.0.80.7-1.81.628.35.710.64.422.99.39.81.7
stone pine0.0.0.0.0.0.0.31.21.22.20.0.0.30.5
other conifers0.0.0.20.10.0.0.0.-0.10.10.10.10.00.0
beech53.711.813.15.923.15.88.85.13.73.12.24.314.92.7
maple0.84.36.42.34.52.32.31.40.0.0.20.23.00.9
ash0.50.51.31.34.92.30.80.60.30.33.33.31.80.6
oak0.0.-0.00.00.0.0.20.20.0.-0.00.20.00.0
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.11.4-0.20.6-2.51.81.31.12.41.8-1.44.50.00.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce20.22.947.23.147.94.744.56.373.84.132.15.943.31.8
fir26.82.929.12.720.53.35.23.37.72.64.92.419.11.3
pine-0.30.9-0.10.1-0.50.94.44.1-0.40.70.60.60.20.4
larch0.10.10.30.10.91.030.84.99.42.99.63.25.40.8
stone pine0.0.-0.10.20.0.2.91.51.40.80.00.00.40.2
other conifers1.00.80.10.00.10.30.00.00.00.00.10.10.20.2
beech40.13.316.62.420.23.36.72.23.41.117.54.919.21.4
maple3.71.52.80.85.01.91.91.12.01.01.11.02.90.5
ash6.71.63.50.94.91.71.81.00.40.95.02.24.00.6
oak-0.30.50.40.2-0.40.40.20.40.50.44.01.50.60.3
chestnut0.0.0.0.0.0.-0.30.7-0.00.014.14.72.00.7
other broadleaves2.01.00.20.71.51.41.72.71.81.210.93.02.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce34.41.247.82.252.82.944.24.571.73.235.34.642.30.9
fir21.61.028.92.021.42.16.52.36.71.74.02.120.00.7
pine0.70.30.40.3-0.10.53.92.50.71.21.10.70.70.2
larch1.00.20.60.20.50.529.13.411.02.211.82.63.60.3
stone pine0.0.-0.00.10.10.12.31.13.30.80.00.00.40.1
other conifers1.10.30.10.00.10.10.00.10.00.10.10.10.60.1
beech25.71.014.91.617.82.16.21.92.61.114.33.719.40.7
maple3.70.43.60.63.91.12.00.71.00.72.91.33.40.3
ash5.70.52.80.63.11.21.11.20.60.55.91.84.30.4
oak2.50.40.40.2-0.20.30.70.30.10.33.31.11.60.2
chestnut0.10.10.00.00.0.-0.20.4-0.00.08.63.80.50.2
other broadleaves3.60.40.60.40.80.84.11.82.21.012.62.93.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865949/332281
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce31.32.521.93.935.64.336.63.039.62.557.89.845.24.150.16.751.98.658.48.754.620.119.67.467.74.319.79.339.41.3
fir30.22.37.02.616.32.725.62.414.51.721.28.033.03.818.53.67.42.313.75.58.04.94.22.21.71.74.93.418.90.9
pine1.00.62.11.2-0.21.00.10.62.30.80.0.0.30.4-0.10.30.20.13.52.90.0.5.73.74.12.12.01.51.30.3
larch0.00.03.02.01.30.81.20.52.71.60.0.0.20.1-0.00.24.02.00.0.-0.51.444.610.313.62.922.16.43.20.5
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.00.0.0.60.60.0.4.31.93.31.30.30.20.30.1
other conifers0.10.03.41.71.91.22.00.71.10.50.00.0-0.00.00.10.00.10.10.10.10.0.0.50.5-0.00.10.0.1.00.2
beech25.82.040.54.221.13.021.82.622.61.910.43.915.83.315.63.213.94.310.55.59.88.52.32.04.61.57.02.820.60.9
maple4.60.74.21.63.00.83.00.73.30.72.51.53.31.23.51.55.93.06.52.86.94.61.30.70.30.21.06.63.40.3
ash3.20.67.52.010.62.05.71.47.31.17.13.01.70.88.02.33.41.34.22.215.910.11.52.40.60.314.55.75.80.5
oak1.80.63.82.06.31.72.60.72.50.60.90.70.20.20.60.32.11.80.30.50.0.4.32.10.80.61.31.92.30.3
chestnut0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.-0.10.10.0.0.0.0.50.50.0.6.38.20.10.1
other broadleaves2.10.56.63.04.01.71.40.74.10.8-0.00.60.40.23.92.211.35.02.31.85.27.111.25.13.31.720.96.53.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce-20.961.2........37.015.036.127.631.115.737.522.372.911.573.316.557.95.576.66.058.412.657.33.7
fir51.237.6........36.214.615.311.836.913.626.214.415.511.15.86.55.72.21.71.05.83.711.52.3
pine-8.313.7........-2.22.4-2.63.0-2.82.7-0.30.60.50.50.0.2.41.92.72.9-0.21.00.70.9
larch0.0.........0.0.0.0.0.0.2.92.80.70.85.55.222.64.912.23.79.817.011.02.6
stone pine0.0.........0.0.0.0.0.0.0.0.0.0.0.0.5.32.34.92.00.0.2.60.8
other conifers0.0.........0.0.0.40.50.0.0.0.0.0.0.0.0.0.-0.10.10.10.10.00.0
beech57.243.9........21.911.940.622.29.011.318.111.48.38.41.011.52.81.30.61.619.58.69.82.2
maple10.17.7........3.61.59.66.96.74.011.05.20.91.02.03.30.50.70.0.0.30.32.50.6
ash2.82.9........1.30.91.00.916.210.04.02.70.60.78.35.40.60.60.00.0-1.41.81.90.8
oak0.0.........0.0.0.20.20.0.0.80.90.0.0.0.0.20.20.0.-0.00.00.10.1
chestnut0.0.........0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves7.95.1........2.11.8-0.60.73.02.6-0.11.50.60.94.33.32.11.01.41.67.64.92.50.8
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce13.76.613.98.135.013.622.25.825.48.356.55.837.44.639.67.145.010.242.212.861.811.349.44.472.73.918.34.140.21.9
fir30.65.22.56.23.62.223.34.911.513.327.44.836.04.425.24.519.06.514.46.011.14.89.82.84.71.53.51.717.31.2
pine2.61.2-1.51.20.80.60.40.70.90.60.0.0.50.20.40.90.50.45.14.04.53.43.43.03.11.30.60.51.50.4
larch-1.01.10.0.0.0.0.30.30.70.70.30.30.10.10.70.50.62.10.0.3.73.421.22.911.73.010.42.35.90.7
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.10.10.0.0.0.1.80.71.70.80.0.0.50.1
other conifers2.82.20.0.0.0.0.70.40.10.10.0.0.20.20.20.10.0.0.00.10.20.20.0.-0.00.10.20.20.30.2
beech36.35.877.010.418.38.538.26.625.08.110.63.417.13.922.04.020.86.613.97.112.210.24.41.21.50.936.26.119.91.6
maple7.22.66.84.216.99.83.81.48.36.24.21.43.00.63.61.86.31.93.71.75.73.42.20.71.00.62.40.73.70.4
ash5.11.76.35.312.77.09.63.023.311.61.40.53.21.17.02.01.41.210.45.95.11.81.70.91.20.44.71.54.40.5
oak0.70.5-3.43.74.23.00.30.62.51.2-0.70.70.30.2-0.00.20.00.42.01.40.0.1.20.6-0.00.22.11.00.70.2
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.10.15.73.41.00.6
other broadleaves2.11.1-1.62.68.46.11.10.62.31.40.20.82.01.21.21.26.34.18.35.2-4.24.14.51.62.30.915.93.14.70.7
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.
totalspruce27.92.421.43.735.64.134.82.839.02.555.35.041.53.144.84.847.06.455.16.562.48.746.13.471.22.622.23.640.81.0
fir30.52.16.72.415.22.525.32.214.41.725.94.233.82.922.12.815.03.614.33.98.93.17.61.73.01.03.91.418.00.7
pine1.20.51.91.1-0.10.90.10.52.20.7-0.20.20.30.3-0.00.40.30.23.52.02.11.63.61.83.51.10.70.51.30.2
larch-0.10.22.81.91.20.81.10.42.61.50.20.20.10.10.30.22.31.30.10.12.82.126.03.112.61.912.12.54.50.4
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.00.00.00.00.30.30.0.3.20.82.80.70.00.00.50.1
other conifers0.50.43.21.61.71.11.80.61.10.50.00.00.10.10.10.10.00.00.00.10.10.10.10.1-0.00.10.20.20.70.1
beech27.81.943.04.220.82.923.92.422.71.811.52.517.12.518.12.517.53.711.43.98.86.03.60.82.70.830.35.019.70.8
maple5.10.74.41.54.11.23.10.63.50.73.51.03.30.73.71.16.81.64.51.45.22.11.60.40.60.32.01.13.40.2
ash3.50.67.41.910.81.96.21.38.01.23.51.12.30.67.91.52.60.85.82.49.03.61.30.70.80.25.61.45.10.3
oak1.60.53.31.86.21.52.30.72.50.5-0.00.50.30.10.30.21.00.80.90.60.0.1.50.50.30.31.80.81.70.2
chestnut0.0.0.0.0.20.10.0.0.0.0.0.0.0.0.0.-0.10.10.0.0.0.0.30.20.00.05.22.90.40.2
other broadleaves2.10.56.02.94.31.61.40.64.00.80.30.51.10.52.71.37.62.94.22.20.63.15.11.32.60.815.92.63.90.3
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #865950/332282
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce33.32.521.53.934.04.337.13.039.22.562.68.946.14.051.06.454.68.160.69.059.219.824.47.066.64.219.88.340.11.3
fir29.22.26.92.515.52.625.52.514.51.718.77.232.23.719.03.67.02.110.76.27.84.83.72.01.61.65.43.118.40.9
pine1.00.62.11.2-0.41.00.10.62.40.80.0.0.30.4-0.10.30.30.63.62.9-3.74.15.73.34.42.01.91.31.20.3
larch0.00.03.02.01.30.81.20.52.71.50.0.0.20.1-0.00.24.52.10.0.-0.71.441.19.412.92.820.85.63.20.5
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.00.00.0.0.60.60.0.4.21.73.11.20.30.20.30.1
other conifers0.10.03.31.71.81.12.00.71.30.50.00.0-0.00.00.10.00.10.10.10.10.0.0.50.4-0.00.10.0.1.00.2
beech25.01.940.74.223.43.521.72.622.41.99.03.415.43.215.03.013.04.010.85.410.88.34.02.74.31.47.62.620.40.9
maple4.40.74.01.63.10.82.90.73.40.72.11.33.51.23.01.55.62.8-0.17.85.84.41.91.00.30.20.95.83.20.3
ash3.00.67.21.910.31.95.61.47.41.16.12.61.70.87.72.23.21.26.53.615.59.91.62.11.61.012.64.95.80.5
oak1.70.63.71.96.61.62.50.82.80.60.80.60.30.20.60.31.91.72.22.10.0.3.91.90.70.61.11.72.40.3
chestnut0.0.0.0.0.20.20.0.0.0.0.0.0.0.0.0.-0.10.10.0.0.0.-0.91.40.0.6.67.20.10.1
other broadleaves2.30.67.63.24.21.61.50.74.00.80.70.80.30.23.82.19.94.95.13.15.46.99.94.54.51.823.06.03.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce-20.961.2........35.514.736.127.631.115.737.621.772.911.575.315.758.85.475.86.058.811.957.63.7
fir51.237.6........34.814.215.311.836.913.625.614.015.511.15.36.05.52.21.71.05.53.511.22.3
pine-8.313.7........-2.12.3-2.63.0-2.82.7-0.30.60.50.50.0.2.41.82.72.8-0.11.00.70.9
larch0.0.........0.0.0.0.0.0.2.82.70.70.85.04.821.94.812.73.710.415.911.02.5
stone pine0.0.........0.0.0.0.0.0.0.0.0.0.0.0.5.22.24.92.00.0.2.50.8
other conifers0.0.........0.0.0.40.50.0.0.0.0.0.0.0.0.0.-0.10.10.10.10.00.0
beech57.243.9........22.111.540.622.29.011.317.611.18.38.40.910.62.71.30.61.618.88.09.62.1
maple10.17.7........4.61.99.66.96.74.011.25.20.91.01.83.00.50.70.0.-0.30.72.40.6
ash2.82.9........1.30.81.00.916.210.04.82.90.60.77.75.10.60.60.30.3-1.31.72.00.7
oak0.0.........0.0.0.20.20.0.0.80.90.0.0.0.0.20.20.0.-0.00.00.10.1
chestnut0.0.........0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves7.95.1........3.72.6-0.60.73.02.6-0.11.40.60.94.03.12.31.01.41.68.34.72.70.8
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce15.56.613.98.134.113.422.25.825.48.358.15.736.94.739.86.743.410.043.312.362.011.148.04.472.53.618.84.040.51.8
fir31.05.22.56.23.62.123.34.911.513.326.44.735.94.425.04.419.26.313.85.710.84.79.52.74.31.43.51.617.01.2
pine2.51.2-1.51.20.80.60.40.70.90.60.0.0.50.20.40.90.50.34.83.94.43.33.22.92.81.20.60.51.40.4
larch-1.01.00.0.0.0.0.30.30.70.70.30.30.10.10.70.50.62.00.0.3.63.322.83.012.92.910.92.36.30.7
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.10.10.0.0.0.1.70.71.50.70.0.0.40.1
other conifers2.72.10.0.0.0.0.70.40.10.10.0.0.20.20.20.10.0.0.00.10.20.20.0.0.10.10.20.20.30.2
beech34.85.777.010.419.98.638.26.625.08.110.23.317.43.821.83.921.26.413.36.811.610.04.31.21.40.934.95.919.41.6
maple7.02.56.84.216.79.63.81.48.36.24.11.43.00.64.41.86.41.94.61.95.93.32.30.70.90.62.50.73.80.4
ash4.91.76.35.312.57.09.63.023.311.61.30.53.21.17.52.01.51.210.15.75.21.82.10.91.20.44.71.54.40.5
oak0.70.4-3.43.74.12.90.30.62.51.2-0.60.70.30.2-0.00.20.80.91.91.30.0.1.30.6-0.00.22.41.10.80.2
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.40.00.05.43.31.00.6
other broadleaves2.01.1-1.62.68.26.01.10.62.31.40.20.82.21.20.11.56.43.98.25.0-3.74.04.51.52.40.916.03.04.70.7
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.
totalspruce29.92.421.03.634.04.135.22.838.72.458.04.841.83.145.44.647.56.256.36.464.58.646.13.370.52.622.73.441.31.0
fir29.72.16.62.414.52.525.32.214.31.724.04.033.32.822.22.814.83.412.74.08.62.97.21.62.80.94.01.317.50.7
pine1.10.51.81.1-0.30.90.10.52.30.7-0.20.20.30.3-0.00.40.30.33.51.90.91.93.51.73.51.10.70.41.30.2
larch-0.10.22.81.81.20.71.10.42.61.50.20.20.10.10.30.22.51.30.10.12.72.026.33.012.91.812.52.44.70.4
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.00.00.00.00.30.30.0.3.10.82.60.70.00.00.50.1
other conifers0.50.43.11.61.61.01.80.61.30.50.00.00.10.10.10.00.00.00.00.10.10.10.10.1-0.00.10.20.10.70.1
beech26.91.843.24.123.23.323.82.422.51.810.72.317.02.517.82.417.33.611.33.88.75.83.80.92.50.729.04.819.50.7
maple4.90.74.21.54.21.13.00.63.60.73.40.93.50.73.81.16.61.61.83.54.82.11.70.40.50.32.01.03.40.2
ash3.30.67.11.910.51.96.11.38.11.23.21.02.30.67.91.52.60.86.82.78.83.51.60.71.20.55.41.45.10.3
oak1.50.53.21.86.41.52.20.72.80.6-0.00.40.30.10.30.21.30.81.71.00.0.1.50.50.30.32.00.81.80.2
chestnut0.0.0.0.0.20.10.0.0.0.0.0.0.0.0.0.-0.00.00.0.0.0.0.00.30.00.05.12.70.40.2
other broadleaves2.30.67.03.04.51.61.40.63.90.80.70.51.10.52.11.37.12.85.42.40.93.05.01.23.10.916.42.44.10.3
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #865951/332283
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce36.41.348.73.358.94.040.49.764.65.422.75.841.01.1
fir20.51.028.93.119.62.82.03.04.21.94.32.320.00.9
pine0.80.31.20.60.80.82.02.94.72.71.71.81.10.3
larch1.20.20.70.50.50.228.97.114.03.819.64.72.60.3
stone pine0.0.0.30.20.30.23.13.16.61.60.20.10.40.1
other conifers1.20.30.00.00.00.00.00.40.10.20.0.0.80.2
beech23.21.112.42.114.92.91.21.30.91.97.23.019.30.8
maple3.70.53.81.02.51.21.71.1-0.00.98.74.13.50.4
ash5.80.62.41.01.51.90.24.20.70.48.82.74.70.5
oak2.90.40.50.30.10.52.81.2-0.30.51.61.12.20.3
chestnut0.10.10.00.00.0.1.11.10.0.-1.47.30.00.2
other broadleaves4.30.50.90.60.90.916.64.74.42.026.67.44.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce23.310.356.18.745.59.544.57.378.67.268.512.054.34.0
fir20.29.422.26.424.66.311.54.76.74.7-1.910.615.12.7
pine1.42.10.60.30.40.32.93.9-3.72.82.32.20.51.0
larch0.0.0.80.7-1.81.627.55.610.94.225.49.010.11.7
stone pine0.0.0.0.0.0.0.71.30.82.10.0.0.30.5
other conifers0.0.0.20.10.0.0.0.-0.10.10.10.10.00.0
beech53.711.813.25.924.36.08.65.03.62.82.24.014.82.6
maple0.84.36.22.34.62.32.31.4-0.00.00.10.12.90.9
ash0.50.51.31.35.02.40.90.60.30.33.13.01.80.6
oak0.0.-0.00.00.0.0.10.10.0.-0.00.20.00.0
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.11.4-0.50.9-2.51.91.01.12.91.80.24.40.20.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce20.02.947.83.048.74.540.56.373.73.932.55.343.51.8
fir27.02.828.52.719.13.15.53.27.02.44.72.118.31.2
pine-0.30.9-0.10.1-0.50.84.33.9-0.00.70.50.50.20.4
larch0.10.10.30.11.21.031.24.910.32.810.82.95.90.8
stone pine0.0.-0.10.20.0.2.91.41.30.80.00.00.40.2
other conifers1.00.80.20.10.10.30.00.0-0.10.10.10.10.20.1
beech40.23.316.12.319.33.16.52.13.11.016.94.418.51.3
maple3.71.52.80.75.81.92.01.11.80.91.50.93.10.5
ash6.61.63.60.95.21.74.32.20.60.95.92.14.40.6
oak-0.30.50.40.2-0.40.40.10.40.40.43.41.30.60.2
chestnut0.0.0.0.0.0.-0.20.7-0.00.012.74.21.90.7
other broadleaves2.01.00.60.71.51.33.02.71.91.110.92.83.00.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce34.51.248.92.253.12.841.54.370.93.033.84.142.60.9
fir21.21.028.21.919.82.06.32.25.91.54.01.819.20.7
pine0.70.30.50.30.20.53.42.31.31.20.90.60.80.2
larch1.10.20.50.20.60.529.73.311.82.114.02.44.00.3
stone pine0.0.0.10.10.10.12.41.13.30.80.10.00.40.1
other conifers1.10.30.10.10.10.10.00.10.00.10.10.10.60.1
beech25.31.014.21.517.72.05.91.82.40.913.53.218.80.7
maple3.70.43.60.64.21.02.00.70.90.62.91.13.30.3
ash5.80.52.90.63.51.22.41.50.60.56.31.64.40.4
oak2.50.40.40.2-0.10.30.70.30.10.32.71.01.50.2
chestnut0.10.10.00.00.0.0.10.4-0.00.08.63.30.60.2
other broadleaves4.00.50.70.40.90.75.61.73.01.013.22.63.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865952/332284
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce36.32.422.94.336.84.037.42.839.12.448.97.843.04.155.14.770.59.659.19.492.417.044.811.366.26.027.77.540.81.1
fir30.92.19.12.213.92.825.92.614.81.724.26.435.74.023.63.44.14.817.77.311.17.02.43.75.02.33.52.120.80.9
pine0.30.81.61.70.20.60.90.41.10.50.0.1.30.8-0.00.10.10.11.23.90.0.3.63.13.93.12.32.50.90.3
larch0.20.10.60.72.40.91.50.71.20.41.21.20.80.60.40.21.52.30.0.3.22.525.57.813.44.114.54.82.10.3
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.0.91.00.0.3.53.87.01.90.20.20.40.1
other conifers-0.10.23.61.82.81.31.40.50.50.60.0.0.00.00.10.10.10.10.0.0.0.0.00.50.10.30.0.0.80.2
beech23.31.935.24.620.83.120.82.123.91.917.65.812.12.716.83.513.16.212.47.0-3.615.40.81.51.12.38.23.920.00.9
maple2.20.76.12.02.90.92.80.85.31.12.71.13.71.32.41.66.74.73.62.61.45.41.81.10.01.111.65.53.60.4
ash3.50.79.92.38.62.53.31.07.11.23.92.62.11.11.12.6-0.74.23.22.6-5.88.4-0.15.21.00.511.13.64.70.5
oak1.80.75.22.04.51.82.10.73.00.70.51.10.20.2-0.10.72.82.3-0.20.20.0.3.11.4-0.40.62.11.42.20.3
chestnut0.0.0.0.0.60.60.00.00.00.00.0.0.0.0.0.0.20.20.0.0.0.-0.10.10.0.-8.69.0-0.10.2
other broadleaves1.70.55.91.66.52.03.71.24.10.90.91.11.10.40.51.01.62.52.02.91.22.114.55.32.72.227.49.43.80.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce23.610.4........58.412.656.013.922.411.654.816.063.714.747.113.643.47.578.37.872.413.054.34.0
fir20.09.4........29.513.020.99.046.212.317.99.123.88.012.49.711.84.87.35.1-2.011.415.42.7
pine1.42.2........0.0.1.10.91.11.10.60.30.40.40.0.2.94.0-3.73.02.42.30.61.0
larch0.0.........0.0.0.0.0.0.2.22.2-4.34.6-0.80.828.35.710.64.422.99.39.81.7
stone pine0.0.........0.0.0.0.0.0.0.0.0.0.0.0.0.31.21.22.20.0.0.30.5
other conifers0.0.........0.0.0.60.50.0.0.0.0.0.0.0.0.0.-0.10.10.10.10.00.0
beech53.712.0........7.34.011.79.128.314.216.310.919.29.422.27.68.85.13.73.12.24.314.52.6
maple0.74.3........2.31.36.12.7-2.64.89.75.30.40.711.54.62.31.40.0.0.20.23.00.9
ash0.50.5........2.41.33.02.29.45.9-0.42.10.60.47.55.40.80.60.30.33.33.32.00.7
oak0.0.........0.0.-0.10.10.0.0.00.00.0.0.0.0.20.20.0.-0.00.20.00.0
chestnut0.0.........0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.11.4........0.00.90.70.6-4.92.7-1.11.2-3.83.90.12.21.31.12.41.8-1.44.50.10.7
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce17.63.227.516.619.44.714.74.938.812.956.75.835.63.648.85.470.49.351.311.543.813.344.56.373.84.132.15.943.41.8
fir27.34.031.217.015.37.334.55.721.47.224.75.137.43.724.34.39.34.419.07.18.95.55.23.37.72.64.92.419.11.3
pine-0.51.5-15.213.70.30.30.70.62.21.80.0.-0.10.1-0.20.3-0.50.50.41.2-2.34.24.44.1-0.40.70.60.60.20.4
larch0.10.10.0.0.0.0.20.20.60.60.50.40.10.10.50.30.80.70.0.3.14.630.84.99.42.99.63.25.40.8
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.-1.01.00.0.0.0.2.91.51.40.80.00.00.40.2
other conifers1.51.50.0.0.0.0.80.50.40.30.0.0.10.10.10.50.0.0.20.10.00.00.00.00.00.00.10.10.20.2
beech41.54.572.924.526.57.143.67.430.08.410.42.821.22.918.24.110.19.310.75.633.59.56.72.23.41.117.54.919.01.4
maple6.31.7-4.27.611.38.3-1.52.7-2.34.55.62.01.70.64.02.72.32.17.23.75.44.51.91.12.01.01.11.02.90.5
ash4.51.5-5.69.916.56.27.64.18.75.62.41.43.60.96.92.05.94.02.97.10.42.61.81.00.40.95.02.24.10.6
oak0.30.52.02.3-3.03.00.10.4-1.42.4-0.00.10.40.3-0.80.70.90.80.60.30.0.0.20.40.50.44.01.50.60.3
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.-0.30.7-0.00.014.14.72.00.7
other broadleaves1.40.8-8.611.013.77.2-0.71.41.71.1-0.20.7-0.21.0-1.81.51.82.37.74.87.23.71.72.71.81.210.93.02.60.6
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.
totalspruce32.52.023.24.235.03.635.12.639.12.354.34.340.22.751.13.567.06.157.16.455.08.344.24.571.73.235.34.642.40.9
fir29.81.810.22.314.02.626.82.415.11.725.13.835.82.724.72.69.73.219.34.410.34.26.52.36.71.74.02.119.90.7
pine0.20.70.71.70.20.50.90.31.20.50.0.0.70.4-0.10.1-0.10.30.71.8-1.22.13.92.50.71.21.10.70.70.2
larch0.10.10.60.72.20.81.40.61.10.40.70.40.40.30.40.21.30.9-0.80.82.02.429.13.411.02.211.82.63.60.3
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.00.00.10.1-0.50.50.40.40.0.2.31.13.30.80.00.00.40.1
other conifers0.20.33.41.72.51.11.30.50.50.60.0.0.10.00.10.20.00.00.10.00.00.00.00.10.00.10.10.10.60.2
beech27.61.837.14.521.32.923.12.124.21.912.42.516.22.017.92.612.35.313.14.122.65.46.21.92.61.114.33.719.30.7
maple2.90.75.61.93.81.22.40.74.91.04.31.22.90.73.01.55.22.14.41.86.22.92.00.71.00.72.91.33.30.3
ash3.60.69.12.29.42.33.71.07.21.22.91.22.80.74.01.62.62.42.62.91.12.61.11.20.60.55.91.84.30.4
oak1.40.55.01.93.81.71.90.62.80.70.20.40.30.2-0.40.41.30.80.10.20.0.0.70.30.10.33.31.11.60.2
chestnut0.0.0.0.0.60.60.00.00.00.00.0.0.0.0.0.0.10.10.0.0.0.-0.20.4-0.00.08.63.80.60.2
other broadleaves1.60.55.21.57.21.93.31.14.00.80.20.50.50.5-0.70.81.11.43.02.34.02.04.11.82.21.012.62.93.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 10.07.2020 #865953/332285
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce28.62.138.01.848.73.554.53.719.79.339.41.3
fir23.51.818.31.326.32.75.01.24.93.419.00.9
pine1.30.51.10.50.10.23.21.22.01.51.30.3
larch0.90.62.00.80.10.114.12.722.16.43.30.6
stone pine0.0.0.0.0.00.02.30.70.30.20.30.1
other conifers1.00.51.60.40.00.00.10.10.0.1.00.2
beech30.11.922.01.414.92.07.21.57.02.820.60.9
maple4.50.73.20.43.20.82.60.71.06.63.40.3
ash4.40.77.40.84.81.03.11.214.55.75.80.5
oak2.30.73.20.50.50.21.50.61.31.92.30.3
chestnut0.0.0.00.00.0.0.00.16.38.20.10.1
other broadleaves3.31.03.20.51.50.76.51.720.96.53.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce-21.861.70.0.34.512.264.24.158.412.657.43.8
fir52.638.40.0.31.19.37.52.25.83.711.82.4
pine-8.714.30.0.-2.41.51.81.1-0.21.00.70.9
larch0.0.0.0.0.0.13.82.69.817.011.02.6
stone pine0.0.0.0.0.0.3.61.10.0.2.60.8
other conifers0.0.0.0.0.10.1-0.00.00.10.10.00.0
beech56.743.80.0.23.48.63.92.019.58.69.52.2
maple10.37.90.0.6.62.41.70.70.30.32.40.6
ash2.83.00.0.5.23.01.70.8-1.41.81.90.7
oak0.0.0.0.0.00.00.10.1-0.00.00.10.1
chestnut0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves7.95.10.0.1.61.11.80.87.64.92.50.8
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimeterspruce13.75.825.84.942.93.457.92.918.34.140.31.9
fir27.04.616.44.230.42.89.81.53.51.717.21.2
pine2.11.10.60.40.40.33.01.20.60.51.50.4
larch-0.90.90.40.20.30.211.51.510.42.35.90.7
stone pine0.0.0.0.0.10.11.20.40.0.0.50.1
other conifers2.41.90.40.20.10.10.00.00.20.20.30.2
beech41.55.631.04.816.82.27.31.636.26.119.91.6
maple7.12.37.22.63.50.72.80.62.40.73.60.4
ash5.21.713.83.84.10.82.30.64.71.54.40.6
oak0.20.61.70.80.00.20.50.22.11.00.70.2
chestnut0.0.0.0.0.0.0.10.15.73.41.00.6
other broadleaves1.61.02.81.21.30.73.41.015.93.14.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce26.22.037.01.745.42.458.02.022.23.640.81.0
fir24.21.718.11.228.41.97.70.93.91.418.00.7
pine1.40.51.10.40.10.22.80.70.70.51.30.2
larch0.60.51.90.80.20.112.91.312.12.54.50.4
stone pine0.0.0.0.0.10.12.00.40.00.00.50.1
other conifers1.20.51.50.40.10.00.00.00.20.20.70.1
beech31.91.822.71.316.11.56.61.030.35.019.70.8
maple4.90.73.50.43.50.52.50.42.01.13.40.2
ash4.50.77.90.84.50.62.50.55.61.45.20.3
oak2.00.63.10.50.20.10.80.21.80.81.70.2
chestnut0.0.0.00.00.0.0.10.15.22.90.40.2
other broadleaves3.10.83.20.51.40.54.10.815.92.63.90.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865954/332286
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce30.02.137.61.850.53.455.63.619.88.340.11.3
fir22.81.818.11.325.52.64.41.15.43.118.40.9
pine1.30.51.10.40.10.23.11.21.91.31.30.3
larch0.90.62.00.80.10.113.62.520.85.63.30.5
stone pine0.0.0.0.0.00.02.20.60.30.20.30.1
other conifers1.00.51.60.40.00.00.10.10.0.1.00.2
beech29.61.822.31.414.11.97.11.47.62.620.30.9
maple4.30.73.20.43.10.82.00.90.95.83.20.3
ash4.20.77.30.84.61.03.61.212.64.95.70.5
oak2.20.73.40.50.50.21.60.51.11.72.30.3
chestnut0.0.0.00.00.0.-0.20.26.67.20.10.1
other broadleaves3.81.03.30.51.50.76.81.723.06.03.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce-21.861.70.0.33.912.164.74.058.811.957.83.7
fir52.638.40.0.30.69.27.32.15.53.511.42.3
pine-8.714.30.0.-2.41.51.71.1-0.11.00.70.9
larch0.0.0.0.0.0.13.62.510.415.911.02.5
stone pine0.0.0.0.0.0.3.51.10.0.2.50.8
other conifers0.0.0.0.0.10.1-0.00.00.10.10.00.0
beech56.743.80.0.23.58.43.82.018.88.09.32.1
maple10.37.90.0.6.92.51.70.6-0.30.72.40.6
ash2.83.00.0.5.12.91.80.8-1.31.72.00.7
oak0.0.0.0.0.00.00.10.1-0.00.00.10.1
chestnut0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves7.95.10.0.2.21.31.80.88.34.72.70.8
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimeterspruce15.25.825.64.943.33.457.62.818.84.040.61.8
fir27.54.716.44.230.02.79.51.53.51.616.91.2
pine2.01.10.60.40.40.32.81.10.60.51.40.4
larch-0.90.90.40.20.30.212.51.510.92.36.40.7
stone pine0.0.0.0.0.10.11.10.30.0.0.40.1
other conifers2.41.90.40.20.10.10.00.00.20.20.30.2
beech40.05.531.34.816.92.27.11.634.95.919.41.6
maple7.02.27.22.53.70.72.80.52.50.73.70.4
ash5.11.613.83.84.20.82.40.54.71.54.50.5
oak0.20.61.70.80.00.20.60.32.41.10.80.2
chestnut0.0.0.0.0.0.0.10.15.43.31.00.6
other broadleaves1.61.02.81.21.00.73.50.916.03.04.60.7
total100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce27.62.036.71.746.52.458.21.922.73.441.31.0
fir23.71.717.91.227.71.87.30.94.01.317.50.7
pine1.30.51.10.40.10.22.70.70.70.41.30.2
larch0.60.51.90.80.20.113.11.212.52.44.70.4
stone pine0.0.0.0.0.10.11.90.30.00.00.50.1
other conifers1.20.51.50.40.10.00.00.00.20.10.70.1
beech31.21.723.01.315.81.46.50.929.04.819.40.7
maple4.70.73.50.43.60.52.30.42.01.03.30.2
ash4.30.67.80.84.40.62.70.55.41.45.10.3
oak1.90.63.30.50.30.10.90.22.00.81.70.2
chestnut0.0.0.00.00.0.0.00.15.12.70.40.2
other broadleaves3.50.93.20.51.30.54.30.716.42.44.10.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865955/332287
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce37.52.422.24.235.53.837.42.839.12.450.87.443.94.157.74.669.67.859.29.167.114.340.49.764.65.422.75.841.11.1
fir29.82.18.82.213.22.625.92.614.51.723.16.036.04.122.23.23.03.515.77.37.94.42.03.04.21.94.32.320.00.9
pine0.40.81.51.60.20.60.90.41.10.50.0.1.20.8-0.00.12.31.71.73.84.54.62.02.94.72.71.71.81.10.3
larch0.20.10.60.73.31.21.50.71.10.41.11.10.70.60.30.20.81.90.0.2.21.628.97.114.03.819.64.72.60.3
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.10.12.01.70.90.90.0.3.13.16.61.60.20.10.40.1
other conifers-0.10.13.41.72.81.21.40.50.70.70.0.0.00.00.10.10.20.10.0.0.0.0.00.40.10.20.0.0.80.2
beech22.51.933.04.620.53.120.82.123.91.916.45.511.42.616.33.411.34.812.16.810.911.71.21.30.91.97.23.019.30.8
maple2.30.87.12.12.80.92.80.85.01.12.71.13.51.32.21.56.43.63.62.52.44.01.71.1-0.00.98.74.13.50.4
ash3.40.711.12.58.82.43.31.07.21.23.62.42.01.01.02.42.23.83.22.51.27.20.24.20.70.48.82.74.80.5
oak1.70.65.02.04.41.82.10.73.10.70.51.00.20.2-0.10.62.01.6-0.20.22.01.92.81.2-0.30.51.61.12.10.3
chestnut0.0.0.0.0.60.60.00.00.00.00.0.0.0.0.0.0.10.10.0.0.0.1.11.10.0.-1.47.30.10.2
other broadleaves2.20.77.42.07.92.03.71.24.30.91.71.30.90.40.21.00.03.33.73.31.61.516.64.74.42.026.67.44.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce23.610.4........57.312.356.013.922.411.656.516.062.514.543.515.144.57.378.67.268.512.054.53.9
fir20.09.4........29.012.820.99.046.212.318.29.323.47.813.210.411.54.76.74.7-1.910.615.12.7
pine1.42.2........0.0.1.10.91.11.10.60.30.40.40.0.2.93.9-3.72.82.32.20.51.0
larch0.0.........0.0.0.0.0.0.2.22.2-4.24.5-0.80.827.55.610.94.225.49.010.11.7
stone pine0.0.........0.0.0.0.0.0.0.0.0.0.0.0.0.71.30.82.10.0.0.30.5
other conifers0.0.........0.0.0.60.50.0.0.0.0.0.0.0.0.0.-0.10.10.10.10.00.0
beech53.712.0........7.64.011.79.128.314.216.511.120.79.423.78.38.65.03.62.82.24.014.42.5
maple0.74.3........2.61.36.12.7-2.64.89.05.40.40.712.35.02.31.4-0.00.00.10.12.90.9
ash0.50.5........2.31.33.02.29.45.9-0.42.10.60.48.05.80.90.60.30.33.13.01.90.7
oak0.0.........0.0.-0.10.10.0.0.00.00.0.0.0.0.10.10.0.-0.00.20.00.0
chestnut0.0.........0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.11.4........1.21.40.70.6-4.92.7-2.52.1-3.83.80.12.31.01.12.91.80.24.40.20.7
total100.0.........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterspruce17.43.127.516.619.44.714.74.938.812.958.85.535.63.549.35.169.68.950.611.346.712.040.56.373.73.932.55.343.61.8
fir27.73.931.217.015.37.334.55.721.47.223.44.937.23.623.54.19.04.215.57.18.15.05.53.27.02.44.72.118.31.2
pine-0.51.4-15.213.70.30.30.70.62.21.80.0.-0.10.1-0.20.3-0.50.50.51.1-2.13.84.33.9-0.00.70.50.50.30.4
larch0.10.10.0.0.0.0.20.20.60.60.50.40.10.10.40.30.80.60.0.4.54.331.24.910.32.810.82.95.90.8
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.10.10.0.-0.90.90.0.0.0.2.91.41.30.80.00.00.40.2
other conifers1.41.40.0.0.0.0.80.50.40.30.0.0.10.10.10.40.70.70.20.1-0.10.10.00.0-0.10.10.10.10.20.1
beech41.74.472.924.526.57.143.67.430.08.49.92.720.72.917.63.910.08.910.45.330.88.36.52.13.11.016.94.418.31.3
maple6.21.6-4.27.611.38.3-1.52.7-2.34.55.31.91.90.64.42.62.02.111.64.64.94.12.01.11.80.91.50.93.10.5
ash4.41.5-5.69.916.56.27.64.18.75.62.31.33.80.97.22.05.83.93.46.70.62.44.32.20.60.95.92.14.50.6
oak0.30.52.02.3-3.03.00.10.4-1.42.4-0.00.10.40.3-0.70.60.80.80.50.30.10.10.10.40.40.43.41.30.60.2
chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.-0.20.7-0.00.012.74.21.90.7
other broadleaves1.40.8-8.611.013.77.2-0.71.41.71.1-0.20.60.21.0-1.51.42.72.47.34.56.53.43.02.71.91.110.92.83.00.6
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.
totalspruce33.42.122.44.134.03.535.12.639.12.355.94.140.72.752.83.467.15.556.56.451.57.841.54.370.93.033.84.142.70.9
fir29.11.89.82.213.42.526.82.414.81.624.03.735.92.723.62.58.62.817.04.49.23.76.32.25.91.54.01.819.20.7
pine0.30.60.71.70.20.50.90.31.20.50.0.0.70.4-0.10.10.70.71.01.70.22.23.42.31.31.20.90.60.80.2
larch0.10.10.50.73.01.11.40.61.10.40.60.40.40.30.40.11.10.8-0.80.82.62.229.73.311.82.114.02.44.00.3
stone pine0.0.0.0.0.0.0.0.0.0.0.0.0.00.00.10.10.30.80.40.40.0.2.41.13.30.80.10.00.40.1
other conifers0.20.33.31.62.51.11.30.50.70.60.0.0.10.00.10.20.40.30.10.0-0.00.00.00.10.00.10.10.10.60.1
beech27.01.734.94.621.12.823.12.124.21.911.82.415.61.917.32.511.74.713.13.923.85.25.91.82.40.913.53.218.70.7
maple3.00.76.62.03.61.22.40.74.71.04.11.12.90.73.01.44.91.96.12.25.92.62.00.70.90.62.91.13.30.3
ash3.50.610.32.49.52.33.71.07.21.12.71.12.80.74.01.53.32.32.82.82.52.62.41.50.60.56.31.64.50.4
oak1.40.54.81.93.71.61.90.62.80.70.10.40.30.2-0.40.41.10.70.10.20.60.50.70.30.10.32.71.01.50.2
chestnut0.0.0.0.0.50.50.00.00.00.00.0.0.0.0.0.0.10.10.0.0.0.0.10.4-0.00.08.63.30.60.2
other broadleaves2.00.56.61.98.42.03.31.14.20.80.60.60.60.5-0.70.80.81.63.72.33.71.85.61.73.01.013.22.63.70.3
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.
© WSL, Swiss National Forest Inventory, 10.07.2020 #865956/332288
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce33.32.137.91.647.92.863.94.027.77.540.71.1
fir26.11.818.31.330.12.56.81.93.52.120.90.9
pine0.50.70.90.30.70.52.71.72.32.51.00.3
larch0.30.21.50.30.60.310.72.314.54.82.10.3
stone pine0.0.0.0.0.10.14.01.10.20.20.40.1
other conifers0.70.41.30.40.00.00.10.20.0.0.80.2
beech26.11.822.21.314.62.04.42.18.23.920.00.9
maple3.00.74.10.63.10.92.01.011.65.53.60.4
ash4.90.76.10.82.01.10.41.211.13.64.70.5
oak2.60.73.00.50.20.30.70.52.11.42.20.3
chestnut0.0.0.10.10.0.0.00.0-8.69.0-0.10.2
other broadleaves2.60.54.50.70.80.44.31.527.49.43.70.4
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce23.410.40.0.49.28.256.95.172.413.053.94.0
fir20.09.50.0.30.37.013.13.0-2.011.415.72.8
pine1.42.30.0.0.60.40.01.62.42.30.51.0
larch0.0.0.0.0.0.12.52.422.99.39.91.7
stone pine0.0.0.0.0.0.0.50.80.0.0.30.5
other conifers0.0.0.0.0.20.2-0.00.00.10.10.00.0
beech53.912.10.0.13.85.311.73.12.24.314.82.6
maple0.64.40.0.2.71.43.91.20.20.23.00.9
ash0.50.50.0.4.11.61.10.73.33.31.80.6
oak0.0.0.0.-0.00.00.10.0-0.00.20.00.0
chestnut0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.21.40.0.-0.80.90.50.8-1.44.50.00.7
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimeterspruce18.23.123.05.244.42.860.43.232.15.943.31.8
fir27.63.925.74.130.52.58.31.64.92.419.01.3
pine-1.41.61.00.6-0.10.10.71.20.60.60.20.4
larch0.10.10.30.20.30.112.41.99.63.25.50.8
stone pine0.0.0.0.0.10.11.10.50.00.00.40.2
other conifers1.41.40.50.30.10.20.00.00.10.10.20.2
beech43.54.535.74.817.92.09.41.917.54.919.21.4
maple5.61.61.42.73.41.02.90.81.11.03.00.5
ash3.91.510.23.04.40.81.71.05.02.24.10.6
oak0.40.5-1.21.1-0.10.20.40.24.01.50.60.3
chestnut0.0.0.0.0.0.-0.10.214.14.72.00.7
other broadleaves0.80.93.52.0-0.70.72.71.010.93.02.60.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce30.61.836.81.646.31.960.72.235.34.642.30.9
fir26.11.618.91.230.31.78.81.24.02.120.00.7
pine0.30.60.90.30.30.21.20.81.10.70.70.2
larch0.20.21.40.30.40.211.91.311.82.63.60.3
stone pine0.0.0.0.0.10.01.90.40.00.00.40.1
other conifers0.80.41.20.40.10.10.00.00.10.10.60.1
beech29.61.723.31.316.11.48.31.314.33.719.40.7
maple3.30.63.90.63.20.62.80.62.91.33.40.3
ash4.60.76.40.83.20.71.20.65.91.84.30.4
oak2.10.62.70.50.00.20.40.23.31.11.60.2
chestnut0.0.0.10.10.0.-0.00.18.63.80.50.2
other broadleaves2.30.54.40.6-0.00.42.80.712.62.93.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865957/332289
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
n/aspruce118253071321919164417213155718975
fir683616313681835141034689085
pine41301144211956610542716123
larch5537545-028735363523173215617
stone pine0.0.0873418390721428
other conifers47230324063092-02280.4623
beech84459017591828412315369874
maple1231022281829153163168416210
ash217920273528116124311382788
oak9814456246349278115010913
chestnut166-01000.01000.51386112
other broadleaves1111516491648948853163317512
total34033629942013792125410752248003
inside perimeterspruce-22373153552169196819272624812
fir576213813427391603654922
pine-1145-166-01373782107-06973120
larch0.1962912726113251894726
stone pine0.0.0.6454410.1131
other conifers0.01000.0.-011901000357
beech5622033318534812729374124
maple15672627111390.01001124
ash09024775011010100-1124940
oak0.0890.01000.-0100168
chestnut0.0.0.0.0.0.0.
other broadleaves154013736524711144661132
total10658026842012015881647254309
outside perimeterspruce76222721317318111141941170248986
fir84171811279162231133313483848
pine5442398588898422873329
larch-1176214956748143128402213112
stone pine0.1920.4374490.1029
other conifers57101141460.-01741100754
beech140129618712010284641382344310
maple2825251615365303619278212
ash36261428272345133318319713
oak4570554184351-0285908491532
chestnut0.0.0.1107010022632360
other broadleaves837144641231036639611910415
total38596088384102251026793821122274
totalspruce125856079447111951043471121830313
fir772536481601132231833203613314
pine4527295955155121334629718
larch5438845759110147716612233510
stone pine0.192087142517250723617
other conifers5322193138092-01121955221
beech99042061113314152316291532114594
maple15295414352272744910562537
ash25493618691765052628253797
oak1021455734263428294712212
chestnut166-01000.180010026572953
other broadleaves12014303323412226163380162899
total3800213135887742476106504974142
© WSL, Swiss National Forest Inventory, 18.06.2020 #865958/332290
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: %/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species %/yr± %/yr± %/yr± %/yr± %/yr± %/yr±
n/aspruce34.12.137.71.649.62.861.03.622.75.841.01.1
fir25.21.718.01.329.52.65.41.64.32.320.10.9
pine0.60.70.90.30.60.43.61.51.71.81.10.3
larch0.30.21.70.40.60.311.32.119.64.72.60.3
stone pine0.0.0.0.0.00.04.00.90.20.10.40.1
other conifers0.70.41.40.40.00.00.10.10.0.0.80.2
beech25.01.822.21.313.91.95.11.97.23.019.30.8
maple3.30.74.00.62.90.82.00.98.74.13.50.4
ash5.10.86.20.81.91.11.21.28.82.74.70.5
oak2.50.73.10.50.20.30.70.41.61.12.10.3
chestnut0.0.0.10.10.0.0.20.2-1.47.30.00.2
other broadleaves3.30.74.90.70.70.45.41.426.67.44.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
inside perimeterspruce23.410.40.0.48.88.157.55.068.512.054.04.0
fir20.09.50.0.30.16.912.83.0-1.910.615.42.7
pine1.42.30.0.0.60.4-0.11.52.32.20.41.0
larch0.0.0.0.0.0.12.42.425.49.010.21.8
stone pine0.0.0.0.0.0.0.50.80.0.0.30.5
other conifers0.0.0.0.0.20.2-0.00.00.10.10.00.0
beech53.912.10.0.13.85.211.73.12.24.014.72.6
maple0.64.40.0.2.81.43.71.20.10.12.90.8
ash0.50.50.0.4.11.61.10.73.13.01.80.6
oak0.0.0.0.-0.00.00.10.0-0.00.20.00.0
chestnut0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.21.40.0.-0.41.00.40.80.24.40.20.7
total100.0.0.0.100.0.100.0.100.0.100.0.
outside perimeterspruce17.93.123.05.245.12.759.73.132.55.343.51.8
fir27.93.825.74.129.72.47.61.54.72.118.21.2
pine-1.31.51.00.6-0.10.10.81.10.50.50.20.4
larch0.10.10.30.20.30.112.81.910.82.95.90.8
stone pine0.0.0.0.0.10.11.10.50.00.00.40.2
other conifers1.31.30.50.30.10.20.10.10.10.10.20.2
beech43.64.435.74.817.42.08.91.716.94.418.51.3
maple5.61.61.42.73.50.93.10.81.50.93.10.5
ash3.81.510.23.04.50.82.41.15.92.14.40.6
oak0.40.5-1.21.1-0.10.20.30.23.41.30.60.2
chestnut0.0.0.0.0.0.-0.10.212.74.21.90.7
other broadleaves0.80.93.52.0-0.40.73.21.010.92.82.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalspruce31.31.836.61.647.51.959.72.133.84.142.60.9
fir25.51.618.51.229.61.77.81.14.01.819.20.7
pine0.30.60.90.30.30.21.60.80.90.60.80.2
larch0.20.11.60.30.40.212.31.214.02.44.10.3
stone pine0.0.0.0.0.00.02.00.40.10.00.40.1
other conifers0.80.41.30.40.10.10.10.10.10.10.60.1
beech28.61.723.21.315.51.38.11.213.53.218.80.7
maple3.50.73.80.63.20.62.80.52.91.13.30.3
ash4.80.76.50.83.20.61.80.66.31.64.40.4
oak2.10.62.80.50.00.20.40.22.71.01.50.2
chestnut0.0.0.10.10.0.0.00.18.63.30.60.2
other broadleaves2.90.64.80.70.10.43.40.713.22.63.60.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 18.06.2020 #865959/332291
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
n/aspruce121553421323318223418112175119944
fir686616313691935141015589125
pine4129114501862255912482686223
larch5537641-022837353523182916117
stone pine0.0.0874388380721427
other conifers50230324063092-02710.4822
beech864590176018465123173210094
maple1251024271258250163163816010
ash218920263727113546411382838
oak10414551349447278115011613
chestnut166-01000.-11540.61176122
other broadleaves12015165018439471241202819412
total34783667943412901927310861949603
inside perimeterspruce-22373152582173196719292525711
fir576213813427391603654922
pine-1145-166-01373782107-06973120
larch0.1962912726113151684825
stone pine0.0.0.6454410.1131
other conifers0.01000.0.-011901000357
beech5622032318534812729364224
maple15672527111390.-02241124
ash090243750189092-1124937
oak0.0890.01000.-0100168
chestnut0.0.0.0.0.0.0.
other broadleaves15418526534211174581229
total10658225882012314891650244429
outside perimeterspruce80222791318117111142131175239426
fir86171831282162231133314463928
pine5442388587948422873330
larch-1176214956753133824442114711
stone pine0.1920.4394510.1030
other conifers57101141460.01601100752
beech141121001873201028464139234509
maple28252616193152836110268711
ash362615282922543432193010213
oak4571121184347-02859010441829
chestnut0.0.0.1107010022632360
other broadleaves837154322761035735641910814
total39296248401102311029493991123184
totalspruce129456499473112051046271211731813
fir777536781641132231833213413434
pine4627293773155123324619818
larch543884275911714851567203589
stone pine0.192087142517250723617
other conifers5522193138092-07731955421
beech101042101113613172316291552114884
maple15395613332882544911522577
ash25493718731774283729243907
oak10814646442733282104213212
chestnut166-01000.018472010027552954
other broadleaves12914313223432225202888153129
total3882213695921744476565535976782
© WSL, Swiss National Forest Inventory, 18.06.2020 #865960/332292
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
n/aspruce135253261124512403915816273021604
fir78262091390162158124736111105
pine2841764132838798121085031
larch412266324023303232143511314
stone pine0.0.173310817260712026
other conifers41280600920590702860.4228
beech8805931959241184320084810625
maple138132728115126103091115019111
ash2111115504205-04362245113324811
oak10715465-0487341-114127011714
chestnut39401000.-01000.-8100-5173
other broadleaves1431384231131337681274120012
total37283694841710892323913971853082
inside perimeterspruce10508629472859297327402531713
fir965343124301642773-15519020
pine11601520734140-3771963186
larch0.190-2873919104413455717
stone pine0.0.0.040311820.2169
other conifers0.0800.0.-010001000135
beech233420482331126338311988720
maple057210374553600.01001829
ash0100210254817301002941135
oak0.-03420.01000.-05990141
chestnut0.0.0.0.0.0.0.
other broadleaves0910-0239-276281271-132201666
total433215520991913718932455255859
outside perimeterspruce8917381102051610421245131332311636
fir118142351188181265263420505138
pine-1290-187-21611095-120421096206
larch163250410972193133403514415
stone pine0.-12000.75056101001043
other conifers480062032601000731100665
beech176111341686181633113072315158
maple1641232721414587535877918
ash3026292621354541242214510816
oak-1160355-2101027528617361740
chestnut0.0.0.-1279-010058365437
other broadleaves9532288694415966645297125
total440980774291123513332114131226854
totalspruce14484792749892031547791991636493
fir909547982021130374426235317254
pine2845669-1509186651786636034
larch4121943410413312732167233109
stone pine0.-1200173114922250623222
other conifers45271391218043104241945026
beech10814246111681328321840812816754
maple155126017372993676616432909
ash2411046243039510348533303699
oak10515744-21283461306193313714
chestnut39401000.-1245-010049464744
other broadleaves152131069710119441546712427411
total4208216564944645896657565986192
© WSL, Swiss National Forest Inventory, 18.06.2020 #865961/332293
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce28410-2247274930910
fir249957653203078
pine858-11454481246
larch01070.-2100-1118
stone pine0.0.0.0.
other conifers1430.581570
beech213856260192797
maple381615612375114
ash26210908373518
oak14360.1651634
chestnut0.0.0.0.
other broadleaves19291543552325
total853510661721410354
Eastern Juraspruce74200.4647819
fir24380.12532437
pine7570.-084761
larch10690.0.1069
stone pine0.0.0.0.
other conifers11520.0.1152
beech140110.203516010
maple14410.2591537
ash25280.2902627
oak13540.-11001258
chestnut0.0.0.0.
other broadleaves26440.-01612645
total34590.26333718
Western Plateauspruce148150.145316215
fir67180.1556918
pine-22490.074-1306
larch5650.0.565
stone pine0.0.0.0.
other conifers8620.0.862
beech102170.84911016
maple14250.7632026
ash45190.5665018
oak29260.2763024
chestnut1670.0.167
other broadleaves18400.3712235
total43680.40284767
Central Plateauspruce260110.222928210
fir179110.232620210
pine15530.01751361
larch8400.0100938
stone pine0.0.0.0.
other conifers14370.1591536
beech152140.382419111
maple20250.4382422
ash39260.10364922
oak17310.02011831
chestnut0.0.0.0.
other broadleaves10480.1561243
total70160.100168015
Eastern Plateauspruce45280.13414668
fir167120.613417312
pine27330.0552833
larch31590.01003158
stone pine0.0.0.0.
other conifers15410.01001540
beech25890.13292708
maple39200.4874320
ash86150.12639715
oak33230.1503422
chestnut0.0.0.0.
other broadleaves46200.1514719
total115240.513312044
Western Pre-Alpsspruce7830867941818015
fir234486243227519
pine0.-01000.-1100
larch0.0.11001100
stone pine0.0.0.0.
other conifers01000.0.0100
beech113354017343320
maple3581407331025
ash8410622371031
oak1770.-1102-01386
chestnut0.0.0.0.
other broadleaves11181630324277
total1242224391621431010
Central Pre-Alpsspruce2011581191291833811
fir141144731251527010
pine1157-196246290
larch1610.0100152
stone pine0.0.11001100
other conifers-0100010011171115
beech67231059612513816
maple153625311222821
ash74707911351928
oak1690100146342
chestnut0.0.0.0.
other broadleaves270-0110856949
total437112454349118097
Eastern Pre-Alpsspruce167257581082628217
fir6220850681813812
pine-0215-11001237-07131
larch-08740.268278
stone pine01000.0.0100
other conifers0730.052143
beech49182141591611011
maple104916312422330
ash252846720284919
oak2470.-012740256
chestnut0.0.0.0.
other broadleaves1256190013861360
total327152234272136209
Northwestern Alpsspruce61271289523612521
fir82985823333923
pine0242-01841641105
larch5461971367752
stone pine0.0.01000100
other conifers01000.0.0100
beech153266025344622
maple6504348291823
ash439251284731
oak28701001108364
chestnut-01000.0.-0100
other broadleaves1153-024978631940
total1121833401192126412
Central Alpsspruce3629164521417320
fir6663847461635
pine2770100283555
larch0.01000.0100
stone pine01000.0.0100
other conifers01000.03760150
beech65321026551534
maple-0635001132392197
ash4490100557937
oak1910.165257
chestnut0.0.0.0.
other broadleaves3630148466745
total59242339492313014
Northeastern Alpsspruce31493324502511417
fir45121239431534
pine-21000.4772202
larch-01972100396576
stone pine0.0.0.0.
other conifers0.0.090090
beech690012209961574
maple3721176558943
ash8783754351644
oak0.0.0.0.
chestnut0.0.0.0.
other broadleaves3147284-31062347
total53404328812117715
Southwestern Alpsspruce223473191111420510
fir35173922313223
pine5593787941551
larch37352726531311714
stone pine4386454391425
other conifers0920.0.092
beech46534810281723
maple2501139528825
ash1135189543742
oak4470100347733
chestnut-11540.1107018472
other broadleaves94734210352225
total901912314231104447
Southeastern Alpsspruce181126719213114627
fir410116013331833
pine124821078422332
larch3523113138248515
stone pine8384414511725
other conifers-0271-01190160-0773
beech123112724641629
maple1630.361449
ash464092432837
oak2780.-028590282
chestnut0.0.01000100
other broadleaves124111177352028
total27310891629496565
Southern Alpsspruce17512925752312117
fir55836514462134
pine268-0697287461
larch1829516844216720
stone pine0720.0.072
other conifers0.01001100195
beech7329361392315521
maple1638-022410261152
ash1138-112419302924
oak1150-010010441042
chestnut61170.22632755
other broadleaves202845864198815
total86195024399115359
Switzerlandspruce1989425311937631673
fir91354922393813444
pine6123312232309618
larch160174825147113579
stone pine1427113110303617
other conifers482303717515421
beech101354223450914934
maple16010112488112577
ash2868937101123927
oak11913169182913512
chestnut61210.23602954
other broadleaves193121229108143129
total4962344092312476722
© WSL, Swiss National Forest Inventory, 18.06.2020 #865962/332294
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce25510-2247235527611
fir246957651203028
pine858-11454481246
larch01070.-2100-1118
stone pine0.0.0.0.
other conifers1430.581570
beech210856260192757
maple381515612375014
ash26210908373418
oak14370.1651634
chestnut0.0.0.0.
other broadleaves17271543552123
total81451066165149904
Eastern Juraspruce74200.4647819
fir24380.12532437
pine7570.-084761
larch10690.0.1069
stone pine0.0.0.0.
other conifers11520.0.1152
beech137110.203515710
maple14400.2591636
ash25270.2902726
oak13540.-11001258
chestnut0.0.0.0.
other broadleaves22490.-01612250
total33990.26333658
Western Plateauspruce148150.145216215
fir67180.1556918
pine-14450.074-1668
larch5670.0.567
stone pine0.0.0.0.
other conifers8620.0.862
beech87150.7539514
maple12270.7631928
ash44190.5664918
oak26270.2762825
chestnut1670.0.167
other broadleaves16430.3712037
total41570.39294547
Central Plateauspruce258110.222928010
fir180110.232620310
pine15860.01751374
larch8400.0100938
stone pine0.0.0.0.
other conifers14370.1591536
beech154130.382419211
maple21230.4382520
ash40250.10365021
oak18290.02011928
chestnut0.0.0.0.
other broadleaves10480.1561143
total70460.100168055
Eastern Plateauspruce45180.13414648
fir165120.613417113
pine26340.0552634
larch31590.01003158
stone pine0.0.0.0.
other conifers13440.01001344
beech25790.13292708
maple38210.4874220
ash83160.12639515
oak28220.1503021
chestnut0.0.0.0.
other broadleaves46200.1514819
total113840.513311904
Western Pre-Alpsspruce6233967881915816
fir234586243227419
pine0.-01000.-1100
larch0.0.11001100
stone pine0.0.0.0.
other conifers01000.0.0100
beech113354117343320
maple3581427331026
ash8410622371031
oak1770.-1102-01386
chestnut0.0.0.0.
other broadleaves-01403508003241160
total1072323401561428611
Central Pre-Alpsspruce1921681191291733011
fir140144731241526810
pine1157-196248293
larch1610.0100152
stone pine0.0.11001100
other conifers-0100010011171115
beech67231059592613616
maple143925310222722
ash74907911351828
oak1940100146246
chestnut0.0.0.0.
other broadleaves264-0110761852
total425112454346117947
Eastern Pre-Alpsspruce157267581022826718
fir5820850651813112
pine-0215-11001237-07131
larch-08740.268278
stone pine01000.0.0100
other conifers0730.052143
beech49182141571710812
maple11431639522231
ash252846718294719
oak2470.-012740256
chestnut0.0.0.0.
other broadleaves12561903951647
total314162234258135959
Northwestern Alpsspruce55291291513611822
fir82985822353824
pine071-0184164165
larch4511971367657
stone pine0.0.01000100
other conifers01000.0.0100
beech153266024364422
maple6504367301723
ash439158296633
oak287010003163279
chestnut-01000.0.-0100
other broadleaves1248-024977671939
total1051932411132225112
Central Alpsspruce3331164520436920
fir8493847461830
pine2840100283458
larch0.01000.0100
stone pine01000.0.0100
other conifers01000.03760150
beech65721026551435
maple4440113242631
ash2510100558741
oak01820.165162
chestnut0.0.0.0.
other broadleaves1860148468554
total57242239472412514
Northeastern Alpsspruce28552924492510718
fir45121239431534
pine0.0.477477
larch-02542100396575
stone pine0.0.0.0.
other conifers0.0.090090
beech51010122010931575
maple4601176561941
ash8783754371545
oak0.0.0.0.
chestnut0.0.0.0.
other broadleaves3156284-3941517
total52414029802117116
Southwestern Alpsspruce164469191111419510
fir35173922313223
pine5663788891551
larch35362726481411014
stone pine3416454371425
other conifers0920.0.092
beech28434810281523
maple1531139530727
ash11611101451650
oak3490100351634
chestnut01000.1107180
other broadleaves94824710362226
total792112015225104247
Southeastern Alpsspruce172136819194114347
fir410316013331833
pine105421078422133
larch3523113231287716
stone pine8394414491725
other conifers-0228-0119-0174-0112
beech123112724641629
maple1630.361449
ash2430100333526
oak2780.-028590282
chestnut0.0.01000100
other broadleaves85311146391633
total25410881626796106
Southern Alpsspruce15572726702411218
fir46836513482036
pine271-0697287462
larch1732518940226122
stone pine0720.0.072
other conifers0.01001100195
beech5369371382315321
maple168401009271056
ash1138-112418312825
oak1150-0100849947
chestnut51380.22632657
other broadleaves163346661198016
total75224725382115049
Switzerlandspruce1893524512895630213
fir90954922385813324
pine6023312233309618
larch1551747251301233510
stone pine1428113110293617
other conifers462303717535221
beech98944223443914624
maple16210112482122547
ash280884097133817
oak11213169153312512
chestnut61100.23602953
other broadleaves175121132105152899
total4803342892223474112
© WSL, Swiss National Forest Inventory, 18.06.2020 #865963/332295
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: protection forest region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
n/aspruce139053711027112453618715312823174
fir78362201390162158124765411325
pine313995141072144145921076126
larch452156924032244129272614512
stone pine0.286173310019230582522
other conifers45270520920590701830.4726
beech88759518692211073200104310915
maple1421329271149263-03737124919911
ash221101844712902046257123226710
oak110154641330338-114126612214
chestnut39401000.11070.-25192390
other broadleaves1661276549818291346363324410
total382237627461911119290121361556512
inside perimeterspruce10508728443062288125412532612
fir965353124301642773-15519120
pine11601520734140-4711963208
larch0.190-2873819114015396117
stone pine0.0.0.117912590.2157
other conifers0.0800.0.-010001000135
beech233421482430126347711858919
maple05721039455360-010001001730
ash0100210254816401002941135
oak0.-03420.01000.-05990141
chestnut0.0.0.0.0.0.0.
other broadleaves0910-1193-2761105359020511348
total4332156209719140171022259236009
outside perimeterspruce8917399102221510123269121502112396
fir121142381187191460263422465218
pine-1290-187-21691194-0190421097168
larch16325058078183830502816713
stone pine0.-12000.74855901001141
other conifers48017003800100-01281100760
beech180111341688181632113078285278
maple1741242727345547537628817
ash30263026233211532154273612514
oak-1160355-2104038028616391642
chestnut0.0.0.-1279-010058365436
other broadleaves952511578589175650278421
total447983574551025013365104621128484
totalspruce14864857653882071553882221538913
fir913549382011131354526274617554
pine30429542305177110916637329
larch462194667914812891992183688
stone pine0.1153173124525230533820
other conifers492625112410431011571945524
beech10924249111801229311839892517174
maple1591262174226103576719393069
ash2511050223534126247741254068
oak10815743-13184441306183514113
chestnut39401000.1364-010056415539
other broadleaves1751212659862832233287213339
total43102175241013649897587657891392
© WSL, Swiss National Forest Inventory, 18.06.2020 #865964/332296
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce3479105040213978
fir295886661193657
pine32791160-13152371
larch2780.0100273
stone pine0.0.0.0.
other conifers-12590.31013134
beech2229233493153387
maple2134067014283624
ash3320010010384418
oak17380.11891837
chestnut0.0.0.0.
other broadleaves163209543592028
total956542322241212234
Eastern Juraspruce73220.4467721
fir29250.5693424
pine51110.-2712235
larch21220.0.2122
stone pine0.0.0.0.
other conifers11510.0.1151
beech112150.125712315
maple19330.-11581935
ash31230.-11583024
oak16400.01001739
chestnut0.0.0.0.
other broadleaves19260.-11021730
total31890.16573339
Western Plateauspruce179140.103518913
fir68210.8517620
pine12880.01061252
larch12390.0.1239
stone pine0.0.0.0.
other conifers14460.0.1446
beech101160.143811515
maple14320.6822033
ash42310.9455126
oak22410.-2952045
chestnut31010.0.3101
other broadleaves32310.7603927
total48880.53285407
Central Plateauspruce312100.12383209
fir216120.292624511
pine8400.183838
larch13440.01001343
stone pine0.0.0.0.
other conifers12360.1671234
beech174100.37252119
maple24270.-11722231
ash28310.6583427
oak18320.06611832
chestnut01000.0.0100
other broadleaves31320.-12093033
total83460.84209135
Eastern Plateauspruce44780.22504698
fir169120.124118112
pine13480.1851444
larch13340.01001433
stone pine0.0.0.0.
other conifers51300.0886125
beech27490.17292918
maple60210.-11895922
ash81170.5758617
oak34230.-11643324
chestnut01000.0.0100
other broadleaves47220.1584822
total114340.573012004
Western Pre-Alpsspruce702427291421823912
fir35341461622411018
pine0.0.0.0.
larch21000.179366
stone pine0.0.0.0.
other conifers0.0.0.0.
beech253735826285521
maple43915614371928
ash6711566591341
oak12150.-04601238
chestnut0.0.0.0.
other broadleaves112301929-04241243
total144184728251134408
Central Pre-Alpsspruce194142446145143629
fir16114944153143239
pine665084-0179664
larch3870.0100481
stone pine0.0.01000100
other conifers074081063142
beech5524589861614613
maple17363427372625
ash95417215252525
oak196-0100266355
chestnut0.0.0.0.
other broadleaves539081-15994102
total4509423240899015
Eastern Pre-Alpsspruce174145541341731410
fir74171143672215212
pine-053980100-1114-0221
larch1490.163240
stone pine01000.0.0100
other conifers0920.04810281
beech5324670502611017
maple866-118011701851
ash324726919272441
oak-09100.-280-2115
chestnut0.0.0.0.
other broadleaves2200-172-579-4114
total315112336275136147
Northwestern Alpsspruce622337581052120415
fir4121124914482933
pine099051-199-0334
larch1154192184466
stone pine0.0.-1100-1100
other conifers01000.0.0100
beech12511168151013847
maple6767573961642
ash-1572-0463971894
oak2820100193462
chestnut01000.0.0100
other broadleaves1155-110231293123
total892067371492030513
Central Alpsspruce42252243373710018
fir134783814373424
pine1337010002741237
larch0.-11000.-1100
stone pine11000.0.1100
other conifers0.0.072072
beech9617598542333
maple3730196559844
ash28406622515114
oak-01000.0570151
chestnut0.0.0.0.
other broadleaves1141-197564577
total72203435712517612
Northeastern Alpsspruce3044194135508427
fir4545857651641
pine0.0.-2176-2176
larch163-010021563123
stone pine0.0.0.0.
other conifers0.0.02070207
beech-140694127253526
maple03845464851048
ash-213137806432246
oak0.0.0.0.
chestnut0.0.0.0.
other broadleaves018801626651651
total32494127792815319
Southwestern Alpsspruce403959291042120315
fir2158164212653037
pine387414010951866
larch23303919721913312
stone pine310804037501149
other conifers059070.01000431
beech1184126316332832
maple261360458936
ash-043621734545103
oak34101000275346
chestnut-01000.-1279-1245
other broadleaves133728141591944
total892313718235134589
Southeastern Alpsspruce158167327245134779
fir124777326344426
pine981-377-12045178
larch3232104431337321
stone pine172611825612225
other conifers0286-01000730424
beech320038311301840
maple030910.753766
ash24501001242485
oak-11410.2861306
chestnut0.0.-0100-0100
other broadleaves6812716661546
total239139324332116657
Southern Alpsspruce273040251332319916
fir361-155120502353
pine21081962109663
larch1435134540356723
stone pine0710.0100062
other conifers0.01001100194
beech848119872318128
maple115001005871643
ash113329421453330
oak270-059917361933
chestnut-81000.58364946
other broadleaves2741-132245297124
total97185525413125659
Switzerlandspruce21634318131162636533
fir110459020511817174
pine5031318661946033
larch114145717144153119
stone pine2026216910443223
other conifers432801396645026
beech106158519507816654
maple18911183078192889
ash250111135110153749
oak117150140174113714
chestnut-42000.54374744
other broadleaves2001201020702527511
total5306258592676486092
© WSL, Swiss National Forest Inventory, 18.06.2020 #865965/332297
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
n/aspruce328985964071329511155718905
fir270941382201227244689105
pine15412640126117382716123
larch1067454311087621173215717
stone pine0.0.010012300721429
other conifers12503526013701120.4623
beech346749871241439225369864
maple5215721427271427168416310
ash5117167114022174111382808
oak26327315439838115010913
chestnut0.1660.015451386111
other broadleaves3830731712493528163317512
total114842261383585418752247963
inside perimeterspruce-22370.235319612272624712
fir5760.213723303655122
pine-11450.-257565-06973123
larch0.0.0.422051894725
stone pine0.0.0.11310.1131
other conifers0.0.0100-011901000371
beech5630.163712549374124
maple1560.43354001001124
ash0900.356549-1124840
oak0.0.0100071-0100068
chestnut0.0.0.0.0.0.
other broadleaves1540.1685444661132
total10660.68263041047254309
outside perimeterspruce2748492332412424870248976
fir5220313022911721713483848
pine45317038622392873330
larch-21001713528413402213112
stone pine0.0.11009310.1030
other conifers58115416502471100753
beech80175919127155424138234439
maple14331438262120209278112
ash103526333121172418319913
oak0343351047594448491532
chestnut0.0.0.19722632360
other broadleaves36554410522529611910415
total1941319113754773163821122264
totalspruce35499086751991461121830233
fir32784457470712212203613334
pine18372738217545254629718
larch984464234720310612233710
stone pine0.0.19532180723617
other conifers1742362615501251955221
beech431655762679104161532114574
maple671486135816401510562527
ash6115193107414392128253827
oak27327615452122894712212
chestnut0.1660.18326572953
other broadleaves422878162334651980162889
total13534245231654515764504974092
© WSL, Swiss National Forest Inventory, 18.06.2020 #865966/332298
NFI2–NFI3
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI2/NFI3
grid: 1.4 x 1.4 km grid
change1993/95–2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
n/aspruce358986264431332310175119884
fir272941482231226255589145
pine15412640126118382686323
larch1067454311087920182916117
stone pine0.0.010013290721528
other conifers12503825013701070.4822
beech3537511712414422173210074
maple5116731327261246163816110
ash5017168114021213611382858
oak26327815436935115011613
chestnut0.1660.-113561176121
other broadleaves4528751713464026202819312
total119442291387885818861949563
inside perimeterspruce-22370.235320212292525611
fir5760.213723303655122
pine-11450.-257565-06973123
larch0.0.0.432051684925
stone pine0.0.0.11310.1131
other conifers0.0.0100-011901000371
beech5630.163712549364123
maple1560.531538-02241124
ash0900.356644-1124937
oak0.0.0100071-0100068
chestnut0.0.0.0.0.0.
other broadleaves1540.2566414581229
total10660.68263131050244439
outside perimeterspruce3144492333712446875239416
fir5520313023310731614463928
pine45317038422402873330
larch-21001713529612442114711
stone pine0.0.11008330.1031
other conifers5811541650911100751
beech80176018131145523139234509
maple143314382920221910268611
ash1035263333201922193010312
oak03433510475953910441829
chestnut0.0.0.19722632360
other broadleaves3655448752727641910714
total2001319213778777463991123174
totalspruce38799116801897151211731723
fir33384457477712212213413464
pine18372738216745264619818
larch98446423472181067203609
stone pine0.0.19532180723617
other conifers174238251551841955421
beech438657162719108151552114864
maple661487136115391811522567
ash6115195107614451929243927
oak273181154471426104213212
chestnut0.1660.0202927552954
other broadleaves492680162237721888153119
total14054248331721516684535976742
© WSL, Swiss National Forest Inventory, 18.06.2020 #865967/332299
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: economic region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
Western Juraspruce3739105040204248
fir296886664193697
pine41821160-13154225
larch2780.0100273
stone pine0.0.0.0.
other conifers-12590.31013134
beech2249233496153427
maple2333067014283824
ash3420010010384417
oak17380.11891837
chestnut0.0.0.0.
other broadleaves223009543582527
total995542322311112694
Eastern Juraspruce73220.4467721
fir29250.5693424
pine51110.-2712235
larch21220.0.2122
stone pine0.0.0.0.
other conifers11510.0.1151
beech109160.125712116
maple24300.-11582331
ash36230.-11583524
oak16400.01001739
chestnut0.0.0.0.
other broadleaves24280.-11022331
total33090.16573459
Western Plateauspruce180140.103519013
fir67210.8517520
pine12440.01061218
larch17380.0.1738
stone pine0.0.0.0.
other conifers14440.0.1444
beech104160.143811814
maple14320.6822033
ash45290.9455325
oak22410.-2952145
chestnut31010.0.3101
other broadleaves40260.7604724
total50780.53285607
Central Plateauspruce311100.12383209
fir216120.292624411
pine8400.183838
larch13440.01001343
stone pine0.0.0.0.
other conifers12360.1671234
beech173100.37252119
maple24270.-11722231
ash28310.6583427
oak18320.06611832
chestnut01000.0.0100
other broadleaves31310.-12093032
total83360.84209125
Eastern Plateauspruce45680.22504788
fir169120.124118212
pine13460.1851443
larch13340.01001433
stone pine0.0.0.0.
other conifers9900.088988
beech27990.17292968
maple59220.-11895823
ash84170.5758816
oak36230.-11643523
chestnut01000.0.0100
other broadleaves50210.1585121
total116740.573012244
Western Pre-Alpsspruce792228291561726211
fir36331461622411218
pine0.0.0.0.
larch21000.179366
stone pine0.0.0.0.
other conifers0.0.0.0.
beech263745526275521
maple43715214371927
ash6711566591341
oak12150.-04601238
chestnut0.0.0.0.
other broadleaves3781121-0424396
total156174827266124698
Central Pre-Alpsspruce209142446147143809
fir17215944154133359
pine664084-0179663
larch3870.0100481
stone pine0.0.01000100
other conifers074081063142
beech5424589861614513
maple17363428352725
ash95217216242724
oak189-0100266354
chestnut0.0.0.0.
other broadleaves4440811533585
total4769423241399335
Eastern Pre-Alpsspruce195145541441634510
fir75171143692215412
pine-053980100-1114-0221
larch1490.163240
stone pine01000.0.0100
other conifers0920.04810281
beech5523670512611316
maple768-118013612048
ash324726921262639
oak-09100.-280-2115
chestnut0.0.0.0.
other broadleaves1528-172-495-5113
total338112336292126547
Northwestern Alpsspruce831937571102022914
fir4119124914482933
pine374051-199290
larch1227192184478
stone pine2870.-11001245
other conifers0730.196181
beech1345116816984044
maple85966331041740
ash3177-04639691170
oak2820100193462
chestnut01000.0.0100
other broadleaves010815-2714863214
total1191766381571934112
Central Alpsspruce46242243363610417
fir125283811473127
pine1223010002242170
larch0.-11000.-1100
stone pine11000.0.1100
other conifers0.0.072072
beech9617548512431
maple37101968451137
ash28006622025101
oak-01340.0570123
chestnut0.0.0.0.
other broadleaves389-197564764
total77193534722418412
Northeastern Alpsspruce3242175041448926
fir4525857651641
pine21000.-217801137
larch163-01004101587
stone pine0.0.0.0.
other conifers0.0.-0102-0102
beech512394127254124
maple11675464841045
ash159837813954108
oak11000.0100196
chestnut0.0.0.0.
other broadleaves19701626651648
total47373930872617317
Southwestern Alpsspruce453662281012320715
fir2158164214603135
pine2144414011941771
larch32243819781814812
stone pine310011797481245
other conifers059070.01000431
beech1107126316322931
maple2633605541035
ash0204616411531262
oak33801000380444
chestnut11070.-12791364
other broadleaves182911058912832
total1111914017250134989
Southeastern Alpsspruce187158125269125388
fir124777326344526
pine1459-471-019041091
larch4129114038308919
stone pine192312595592523
other conifers0183-0100-012801157
beech320047711301839
maple-03737-0100753767
ash25701002154477
oak-11410.2861306
chestnut0.0.-0100-0100
other broadleaves13463597562332
total2901210222365107587
Southern Alpsspruce312841251502122215
fir654-155122462746
pine21071962109663
larch2726153950289218
stone pine0580.0100053
other conifers0.01001100194
beech1043118578288925
maple124901007621939
ash123229427364125
oak266-059916391835
chestnut-25190.58365641
other broadleaves36330205150278721
total136155923462116578
Switzerlandspruce23194327121239638943
fir112859120519817494
pine6126320771597229
larch146126117167133698
stone pine2522215711423820
other conifers472701397605525
beech108858719520817054
maple19811173187183059
ash269101235127144108
oak121140140164314014
chestnut33250.54365639
other broadleaves24410131884213349
total5648260092839491282
© WSL, Swiss National Forest Inventory, 18.06.2020 #865968/332300
NFI3–NFI4
net increment
avalanches SilvaProtect · main tree species
unit of reference: production region
unit: 1000 m³/yr
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
change2004/06–2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectmain tree species1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %1000 m³/yr± %
n/aspruce42489336437933611273021594
fir3328450827511362936111115
pine71352233666146321085130
larch37238236545622143511314
stone pine0.0.010021260712125
other conifers1057313306001970.4228
beech3328547613315234984810605
maple38241011528291053115018911
ash63151501418572282113324711
oak33287518121137127011614
chestnut0.3940.0236-8100-5175
other broadleaves3321110167532334274119911
total127442459391275269971853052
inside perimeterspruce10500.562420917402531413
fir9670.34304824-15519220
pine11600.1640140591963212
larch0.0.0.461913455818
stone pine0.0.0.21610.2161
other conifers0.0.080-010001000135
beech23340.1644432911988620
maple07970.354143101001830
ash01000.5414672941134
oak0.0.-0100090-05990144
chestnut0.0.0.0.0.0.
other broadleaves09200.-11122172-132209774
total43330.113183671255255829
outside perimeterspruce451944294109529101332311636
fir6819502028110722020505118
pine-3113258-196617121096204
larch010007424410917403514715
stone pine0.0.1100104601001044
other conifers310115712170511100666
beech10715691816613822172315168
maple14303193313025285878018
ash1044203341181558214510915
oak1135-286-138635717361742
chestnut0.0.0.-125058365437
other broadleaves2115759-792243945296925
total2461219414924787674131226874
totalspruce479797459036107361991636473
fir40875007590715514235317254
pine4246243167121736636133
larch46938228402101167233139
stone pine0.0.17133230623323
other conifers13493232111811501945026
beech46266176314914816812816744
maple5220103166220502016432899
ash7214170136320215333303709
oak342772191464744193313614
chestnut0.3940.-128349464744
other broadleaves352111615-0385374926712427211
total15634264931949417675565986162
© WSL, Swiss National Forest Inventory, 18.06.2020 #865969/332301
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