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NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionstem count/ha (DBH >= 24cm, classified) %± %± %±
Western Jura0-100 stems/ha15.310.019.82.019.71.9
101-200 stems/ha15.310.028.22.227.82.2
201-300 stems/ha46.313.828.02.228.52.2
301-400 stems/ha23.011.713.61.713.91.7
401-500 stems/ha..7.21.36.91.2
501- 600 stems/ha..1.20.51.20.5
more than 600 stems/ha..2.00.71.90.7
total100.0.100.0.100.0.
Eastern Jura0-100 stems/ha..23.63.923.63.9
101-200 stems/ha..32.84.332.84.3
201-300 stems/ha..18.53.618.53.6
301-400 stems/ha..16.83.416.83.4
401-500 stems/ha..5.02.05.02.0
501- 600 stems/ha..2.41.42.41.4
more than 600 stems/ha..0.80.80.80.8
total..100.0.100.0.
Western Plateau0-100 stems/ha..23.54.023.54.0
101-200 stems/ha..18.13.618.13.6
201-300 stems/ha..21.83.921.83.9
301-400 stems/ha..17.43.517.43.5
401-500 stems/ha..13.13.213.13.2
501- 600 stems/ha..1.71.21.71.2
more than 600 stems/ha..4.41.94.41.9
total..100.0.100.0.
Central Plateau0-100 stems/ha..20.52.720.52.7
101-200 stems/ha..23.52.823.52.8
201-300 stems/ha..26.63.026.63.0
301-400 stems/ha..16.22.516.22.5
401-500 stems/ha..8.61.98.61.9
501- 600 stems/ha..2.31.02.31.0
more than 600 stems/ha..2.41.02.41.0
total..100.0.100.0.
Eastern Plateau0-100 stems/ha..26.02.526.02.5
101-200 stems/ha..23.42.423.42.4
201-300 stems/ha..25.32.525.32.5
301-400 stems/ha..16.22.116.22.1
401-500 stems/ha..6.51.46.51.4
501- 600 stems/ha..2.60.92.60.9
more than 600 stems/ha......
total..100.0.100.0.
Western Pre-Alps0-100 stems/ha37.117.124.34.225.24.1
101-200 stems/ha12.611.816.53.716.23.5
201-300 stems/ha..28.14.426.14.2
301-400 stems/ha25.115.414.63.515.33.4
401-500 stems/ha25.115.44.92.16.32.3
501- 600 stems/ha..4.92.14.52.0
more than 600 stems/ha..6.82.56.32.3
total100.0.100.0.100.0.
Central Pre-Alps0-100 stems/ha5.35.117.12.416.32.3
101-200 stems/ha26.310.129.82.929.52.8
201-300 stems/ha26.310.125.72.825.82.7
301-400 stems/ha15.88.415.12.315.22.2
401-500 stems/ha10.57.16.51.66.81.6
501- 600 stems/ha10.57.12.00.92.71.0
more than 600 stems/ha5.35.13.71.23.81.2
total100.0.100.0.100.0.
Eastern Pre-Alps0-100 stems/ha12.511.719.52.919.22.8
101-200 stems/ha12.511.718.92.918.72.8
201-300 stems/ha..24.93.223.83.1
301-400 stems/ha50.017.716.82.818.12.8
401-500 stems/ha12.511.79.72.29.82.1
501- 600 stems/ha12.511.73.81.44.11.4
more than 600 stems/ha..6.51.86.21.7
total100.0.100.0.100.0.
Northwestern Alps0-100 stems/ha17.27.032.34.229.43.7
101-200 stems/ha17.27.024.23.922.93.4
201-300 stems/ha31.08.622.63.824.23.5
301-400 stems/ha10.35.79.72.79.82.4
401-500 stems/ha17.27.06.42.28.52.3
501- 600 stems/ha3.43.43.21.63.31.4
more than 600 stems/ha3.43.41.61.12.01.1
total100.0.100.0.100.0.
Central Alps0-100 stems/ha14.39.426.46.323.75.3
101-200 stems/ha35.712.929.96.531.15.8
201-300 stems/ha14.39.415.95.215.64.5
301-400 stems/ha21.411.010.04.212.54.1
401-500 stems/ha7.16.98.03.87.83.4
501- 600 stems/ha..2.02.01.61.6
more than 600 stems/ha7.16.98.03.87.83.4
total100.0.100.0.100.0.
Northeastern Alps0-100 stems/ha29.411.128.65.728.85.1
101-200 stems/ha35.311.627.05.628.85.1
201-300 stems/ha11.87.820.65.118.74.4
301-400 stems/ha..7.93.46.22.7
401-500 stems/ha5.95.79.53.78.73.2
501- 600 stems/ha17.69.31.61.65.02.4
more than 600 stems/ha..4.82.73.72.1
total100.0.100.0.100.0.
Southwestern Alps0-100 stems/ha25.45.240.13.536.32.9
101-200 stems/ha23.95.127.73.126.72.7
201-300 stems/ha22.55.016.82.618.32.3
301-400 stems/ha14.14.19.92.111.01.9
401-500 stems/ha7.03.04.01.44.81.3
501- 600 stems/ha4.22.41.00.71.80.8
more than 600 stems/ha2.82.00.50.51.10.6
total100.0.100.0.100.0.
Southeastern Alps0-100 stems/ha25.06.530.12.729.52.5
101-200 stems/ha31.87.031.22.731.32.5
201-300 stems/ha15.95.519.32.318.92.1
301-400 stems/ha18.25.810.91.811.81.8
401-500 stems/ha6.83.84.71.25.01.2
501- 600 stems/ha2.32.22.40.92.40.8
more than 600 stems/ha..1.40.71.20.6
total100.0.100.0.100.0.
Southern Alps0-100 stems/ha31.67.948.42.946.62.7
101-200 stems/ha39.98.321.22.323.12.3
201-300 stems/ha17.16.417.22.217.22.1
301-400 stems/ha5.73.98.01.67.71.5
401-500 stems/ha2.92.84.01.13.91.1
501- 600 stems/ha..1.30.71.20.6
more than 600 stems/ha2.92.8..0.30.3
total100.0.100.0.100.0.
Switzerland0-100 stems/ha22.92.627.40.827.00.8
101-200 stems/ha27.12.825.40.825.60.8
201-300 stems/ha20.52.522.90.822.70.8
301-400 stems/ha14.72.213.30.613.40.6
401-500 stems/ha8.21.76.60.56.70.5
501- 600 stems/ha4.31.32.20.32.30.3
more than 600 stems/ha2.30.92.30.32.30.3
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156552/142931

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 24cm, classified) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionstem count/ha (DBH >= 24cm, classified)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-100 stems/ha0.77128.61029.310
101-200 stems/ha0.77140.7841.48
201-300 stems/ha2.24140.3842.58
301-400 stems/ha1.15819.61320.712
401-500 stems/ha..10.31810.318
501- 600 stems/ha..1.8451.845
more than 600 stems/ha..2.9352.935
total4.627144.22148.92
Eastern Jura0-100 stems/ha..11.11711.117
101-200 stems/ha..15.41315.413
201-300 stems/ha..8.7198.719
301-400 stems/ha..7.9217.921
401-500 stems/ha..2.4402.440
501- 600 stems/ha..1.1581.158
more than 600 stems/ha..0.41000.4100
total..47.0347.03
Western Plateau0-100 stems/ha..11.11711.117
101-200 stems/ha..8.5208.520
201-300 stems/ha..10.31810.318
301-400 stems/ha..8.2218.221
401-500 stems/ha..6.2246.224
501- 600 stems/ha..0.8700.870
more than 600 stems/ha..2.1442.144
total..47.2447.24
Central Plateau0-100 stems/ha..14.11414.114
101-200 stems/ha..16.11216.112
201-300 stems/ha..18.31118.311
301-400 stems/ha..11.21511.215
401-500 stems/ha..5.9225.922
501- 600 stems/ha..1.5441.544
more than 600 stems/ha..1.6451.645
total..68.7268.72
Eastern Plateau0-100 stems/ha..28.61028.610
101-200 stems/ha..25.71025.710
201-300 stems/ha..27.91027.910
301-400 stems/ha..17.91317.913
401-500 stems/ha..7.1227.122
501- 600 stems/ha..2.9352.935
more than 600 stems/ha......
total..110.12110.12
Western Pre-Alps0-100 stems/ha1.1589.31810.317
101-200 stems/ha0.41006.3236.722
201-300 stems/ha..10.71710.717
301-400 stems/ha0.7705.6246.323
401-500 stems/ha0.7701.9442.637
501- 600 stems/ha..1.9441.944
more than 600 stems/ha..2.6372.637
total2.93538.1541.14
Central Pre-Alps0-100 stems/ha0.410015.11415.414
101-200 stems/ha1.84426.21028.010
201-300 stems/ha1.84422.61124.411
301-400 stems/ha1.15813.31514.315
401-500 stems/ha0.7715.7246.523
501- 600 stems/ha0.7711.8442.537
more than 600 stems/ha0.41003.2333.631
total6.82287.8394.72
Eastern Pre-Alps0-100 stems/ha0.410012.91513.215
101-200 stems/ha0.410012.51612.915
201-300 stems/ha..16.41316.413
301-400 stems/ha1.45011.11712.516
401-500 stems/ha0.41006.4236.822
501- 600 stems/ha0.41002.5372.935
more than 600 stems/ha..4.3284.328
total2.93566.1368.93
Northwestern Alps0-100 stems/ha1.84414.31416.113
101-200 stems/ha1.84410.71712.516
201-300 stems/ha3.23310.01813.215
301-400 stems/ha1.1574.3285.425
401-500 stems/ha1.8442.9354.627
501- 600 stems/ha0.41001.4501.844
more than 600 stems/ha0.41000.7711.157
total10.41744.3654.74
Central Alps0-100 stems/ha0.7704.6275.225
101-200 stems/ha1.7445.2246.920
201-300 stems/ha0.7702.7343.430
301-400 stems/ha1.0571.7442.734
401-500 stems/ha0.31001.4491.744
501- 600 stems/ha..0.31000.3100
more than 600 stems/ha0.31001.4491.744
total4.82517.31122.18
Northeastern Alps0-100 stems/ha1.8446.5228.219
101-200 stems/ha2.1406.1238.219
201-300 stems/ha0.7704.7265.424
301-400 stems/ha..1.8441.844
401-500 stems/ha0.41002.1402.537
501- 600 stems/ha1.1570.41001.449
more than 600 stems/ha..1.1571.157
total6.12222.6928.76
Southwestern Alps0-100 stems/ha6.22327.81034.09
101-200 stems/ha5.82419.21225.011
201-300 stems/ha5.52511.71617.113
301-400 stems/ha3.4316.92210.318
401-500 stems/ha1.7442.8354.527
501- 600 stems/ha1.0580.7711.744
more than 600 stems/ha0.7710.31001.058
total24.41169.3593.73
Southeastern Alps0-100 stems/ha3.93031.21035.19
101-200 stems/ha4.92632.3937.29
201-300 stems/ha2.53820.01222.512
301-400 stems/ha2.83511.21714.115
401-500 stems/ha1.1584.9266.024
501- 600 stems/ha0.41002.5382.835
more than 600 stems/ha..1.4501.450
total15.514103.63119.03
Southern Alps0-100 stems/ha3.93051.7755.67
101-200 stems/ha5.02622.61227.610
201-300 stems/ha2.14118.41320.512
301-400 stems/ha0.7718.5209.219
401-500 stems/ha0.41004.3294.627
501- 600 stems/ha..1.4501.450
more than 600 stems/ha0.4100..0.4100
total12.416106.94119.33
Switzerland0-100 stems/ha20.813266.63287.33
101-200 stems/ha24.612247.63272.23
201-300 stems/ha18.614222.74241.33
301-400 stems/ha13.416129.15142.45
401-500 stems/ha7.42264.3771.77
501- 600 stems/ha3.93021.01324.912
more than 600 stems/ha2.14121.91324.012
total90.86973.211063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156553/142932

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha53.813.8..46.24.950.86.154.18.259.68.150.83.1
101-200 stems/ha46.213.8..33.64.638.86.035.17.937.88.036.43.0
201-300 stems/ha....17.33.77.53.25.43.7..9.71.8
301-400 stems/ha....1.91.31.51.55.43.72.72.72.30.9
401-500 stems/ha....1.01.0......0.40.4
501- 600 stems/ha......1.51.5....0.40.4
more than 600 stems/ha..............
total100.0...100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha58.22.248.11.953.71.876.63.259.43.279.82.358.00.9
101-200 stems/ha34.02.135.21.830.91.720.03.031.73.016.62.130.40.9
201-300 stems/ha6.61.114.81.312.71.23.41.47.61.72.91.09.90.6
301-400 stems/ha1.20.51.70.51.90.5..1.30.70.70.51.40.2
401-500 stems/ha..0.10.10.50.3......0.20.1
501- 600 stems/ha..0.10.10.10.1......0.10.1
more than 600 stems/ha....0.10.1......0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha58.12.248.11.952.91.769.62.958.73.077.62.357.40.9
101-200 stems/ha34.32.135.21.831.21.625.12.832.22.818.92.130.90.8
201-300 stems/ha6.51.114.81.313.21.14.51.37.31.62.60.99.90.5
301-400 stems/ha1.10.51.70.51.90.50.40.41.80.80.90.51.50.2
401-500 stems/ha..0.10.10.60.3......0.20.1
501- 600 stems/ha..0.10.10.10.10.40.4....0.10.1
more than 600 stems/ha....0.10.1......0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156554/142933

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha2.538..17.01411.6167.1227.92146.19
101-200 stems/ha2.241..12.4178.9194.6275.02633.010
201-300 stems/ha....6.4231.7440.771..8.820
301-400 stems/ha....0.7710.31000.7710.41002.141
401-500 stems/ha....0.4100......0.4100
501- 600 stems/ha......0.3100....0.3100
more than 600 stems/ha..............
total4.727..36.9922.91113.11613.21690.86
outside perimeter0-100 stems/ha107.44122.04149.3447.2749.7787.15562.72
101-200 stems/ha62.7689.5585.8612.31626.51018.213295.03
201-300 stems/ha12.31737.5935.2102.1416.4233.23396.56
301-400 stems/ha2.2414.2295.326..1.1580.77113.516
401-500 stems/ha..0.41001.450......1.845
501- 600 stems/ha..0.41000.4100......0.771
more than 600 stems/ha....0.4100......0.4100
total184.52253.91277.7261.6583.64109.24970.61
total0-100 stems/ha109.94122.04166.3458.9656.8695.04608.82
101-200 stems/ha64.9689.5598.2521.21231.1923.112328.03
201-300 stems/ha12.31737.5941.593.8307.1223.233105.36
301-400 stems/ha2.2414.2296.0240.31001.8441.15815.615
401-500 stems/ha..0.41001.845......2.141
501- 600 stems/ha..0.41000.41000.3100....1.158
more than 600 stems/ha....0.4100......0.4100
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156555/142934

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstem count/ha (DBH >= 36cm, classified) %± %± %±
AG0-100 stems/ha..52.94.652.94.6
101-200 stems/ha..33.94.333.94.3
201-300 stems/ha..12.43.012.43.0
301-400 stems/ha..0.80.80.80.8
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
AI0-100 stems/ha..25.012.820.010.6
101-200 stems/ha..50.014.840.013.0
201-300 stems/ha100.0.25.012.840.013.0
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
AR0-100 stems/ha..37.510.036.09.7
101-200 stems/ha..29.29.428.09.1
201-300 stems/ha100.0.33.39.836.09.7
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
BE0-100 stems/ha48.87.846.22.446.42.3
101-200 stems/ha36.67.539.32.339.02.2
201-300 stems/ha14.65.512.01.612.21.5
301-400 stems/ha..1.80.61.70.6
401-500 stems/ha..0.50.30.40.3
501- 600 stems/ha......
more than 600 stems/ha..0.20.20.20.2
total100.0.100.0.100.0.
BL/BS0-100 stems/ha..64.17.064.17.0
101-200 stems/ha..25.66.425.66.4
201-300 stems/ha..8.13.98.13.9
301-400 stems/ha..2.12.12.12.1
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
FR0-100 stems/ha66.727.351.44.951.84.8
101-200 stems/ha33.327.322.44.022.74.0
201-300 stems/ha..23.44.122.74.0
301-400 stems/ha..2.81.62.71.6
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
GE0-100 stems/ha..83.814.283.814.2
101-200 stems/ha......
201-300 stems/ha..16.214.416.214.4
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
GL0-100 stems/ha50.016.048.49.048.87.9
101-200 stems/ha40.015.625.87.929.37.2
201-300 stems/ha..25.87.919.56.2
301-400 stems/ha10.09.6..2.42.4
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
GR0-100 stems/ha55.46.661.92.661.02.4
101-200 stems/ha33.96.329.82.430.42.3
201-300 stems/ha3.62.57.11.46.61.2
301-400 stems/ha7.13.41.10.62.00.7
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
JU0-100 stems/ha50.035.548.25.448.25.4
101-200 stems/ha50.035.538.95.339.15.3
201-300 stems/ha..10.63.410.43.3
301-400 stems/ha..2.41.72.31.6
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
LU0-100 stems/ha..47.24.546.44.5
101-200 stems/ha50.035.528.44.128.74.0
201-300 stems/ha50.035.518.63.519.13.5
301-400 stems/ha..4.91.94.81.9
401-500 stems/ha......
501- 600 stems/ha..1.01.01.01.0
more than 600 stems/ha......
total100.0.100.0.100.0.
NE0-100 stems/ha66.727.363.35.463.55.3
101-200 stems/ha33.327.433.05.233.05.1
201-300 stems/ha..3.62.13.52.0
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
NW0-100 stems/ha100.0.71.412.276.510.3
101-200 stems/ha..28.612.323.510.5
201-300 stems/ha......
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
OW0-100 stems/ha20.018.160.87.356.87.0
101-200 stems/ha80.018.024.06.329.56.4
201-300 stems/ha..8.74.27.93.8
301-400 stems/ha..4.43.03.92.7
401-500 stems/ha..2.22.22.02.0
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
SG0-100 stems/ha60.015.551.24.451.84.3
101-200 stems/ha20.012.729.94.129.23.9
201-300 stems/ha20.012.715.03.215.33.1
301-400 stems/ha..2.41.42.21.3
401-500 stems/ha..0.80.80.70.7
501- 600 stems/ha..0.80.80.70.7
more than 600 stems/ha......
total100.0.100.0.100.0.
SH0-100 stems/ha..58.38.258.38.2
101-200 stems/ha..33.37.933.37.9
201-300 stems/ha..5.63.95.63.9
301-400 stems/ha..2.82.82.82.8
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
SO0-100 stems/ha..50.65.550.65.5
101-200 stems/ha..36.15.336.15.3
201-300 stems/ha..12.03.612.03.6
301-400 stems/ha..1.21.21.21.2
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
SZ0-100 stems/ha33.319.344.66.243.75.9
101-200 stems/ha33.319.347.76.246.56.0
201-300 stems/ha33.319.36.23.08.43.3
301-400 stems/ha..1.51.51.41.4
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
TG0-100 stems/ha..58.35.958.35.9
101-200 stems/ha..33.15.733.15.7
201-300 stems/ha..8.53.48.53.4
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
TI0-100 stems/ha60.910.282.02.580.22.4
101-200 stems/ha39.110.214.72.316.82.3
201-300 stems/ha..2.91.12.61.0
301-400 stems/ha..0.40.40.40.4
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
UR0-100 stems/ha33.315.873.97.565.57.3
101-200 stems/ha44.416.720.36.925.36.6
201-300 stems/ha22.213.95.84.09.24.4
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
VD0-100 stems/ha60.015.561.93.261.83.1
101-200 stems/ha30.014.530.93.030.93.0
201-300 stems/ha..6.01.55.71.5
301-400 stems/ha..0.90.60.80.6
401-500 stems/ha10.09.50.40.40.80.6
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
VS0-100 stems/ha49.35.975.23.068.52.8
101-200 stems/ha39.45.820.82.925.62.6
201-300 stems/ha8.43.34.01.45.11.3
301-400 stems/ha1.41.4..0.40.4
401-500 stems/ha......
501- 600 stems/ha1.41.4..0.40.4
more than 600 stems/ha......
total100.0.100.0.100.0.
ZG0-100 stems/ha..61.513.961.513.9
101-200 stems/ha..38.513.938.513.9
201-300 stems/ha......
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
ZH0-100 stems/ha..49.04.249.04.2
101-200 stems/ha..35.74.035.74.0
201-300 stems/ha..14.02.914.02.9
301-400 stems/ha..1.41.01.41.0
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
Switzerland0-100 stems/ha51.03.158.00.957.40.9
101-200 stems/ha36.43.030.40.930.90.8
201-300 stems/ha9.41.89.90.69.90.5
301-400 stems/ha2.30.91.40.21.50.2
401-500 stems/ha0.40.40.20.10.20.1
501- 600 stems/ha0.40.40.10.10.10.1
more than 600 stems/ha..0.00.00.00.0
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #156556/142935

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstem count/ha (DBH >= 36cm, classified)1000 ha± %1000 ha± %1000 ha± %
AG0-100 stems/ha..25.8925.89
101-200 stems/ha..16.51316.513
201-300 stems/ha..6.0246.024
301-400 stems/ha..0.41000.4100
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..48.7248.72
AI0-100 stems/ha..1.0541.054
101-200 stems/ha..1.9341.934
201-300 stems/ha1.0541.0541.934
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total1.0543.9174.811
AR0-100 stems/ha..2.9272.927
101-200 stems/ha..2.2332.233
201-300 stems/ha0.31002.6302.927
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total0.31007.768.05
BE0-100 stems/ha6.92268.4675.35
101-200 stems/ha5.22658.2663.36
201-300 stems/ha2.14117.81319.812
301-400 stems/ha..2.7352.735
401-500 stems/ha..0.7710.771
501- 600 stems/ha......
more than 600 stems/ha..0.31000.3100
total14.115148.22162.32
BL/BS0-100 stems/ha..12.21212.212
101-200 stems/ha..4.9264.926
201-300 stems/ha..1.6491.649
301-400 stems/ha..0.41000.4100
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..19.1619.16
FR0-100 stems/ha0.77020.51021.310
101-200 stems/ha0.41009.0199.318
201-300 stems/ha..9.3189.318
301-400 stems/ha..1.1571.157
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total1.15740.0441.13
GE0-100 stems/ha..1.8361.836
101-200 stems/ha......
201-300 stems/ha..0.41000.4100
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..2.2342.234
GL0-100 stems/ha1.9435.8227.718
101-200 stems/ha1.5493.1334.626
201-300 stems/ha..3.1333.133
301-400 stems/ha0.4100..0.4100
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total3.92911.91215.88
GR0-100 stems/ha10.81776.0586.95
101-200 stems/ha6.62336.6943.38
201-300 stems/ha0.7718.7209.419
301-400 stems/ha1.4501.4502.835
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total19.613122.83142.33
JU0-100 stems/ha0.410015.91216.312
101-200 stems/ha0.410012.91413.214
201-300 stems/ha..3.5323.532
301-400 stems/ha..0.8700.870
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total0.87033.1333.93
LU0-100 stems/ha..18.31018.310
101-200 stems/ha0.310011.01511.314
201-300 stems/ha0.31007.2197.519
301-400 stems/ha..1.9401.940
401-500 stems/ha......
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha......
total0.67038.7339.33
NE0-100 stems/ha0.67016.71017.49
101-200 stems/ha0.31008.7179.016
201-300 stems/ha..1.0571.057
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total1.05726.4527.44
NW0-100 stems/ha1.2553.8245.019
101-200 stems/ha..1.5461.546
201-300 stems/ha......
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total1.2555.4176.513
OW0-100 stems/ha0.410010.41410.813
101-200 stems/ha1.5494.1275.622
201-300 stems/ha..1.5491.549
301-400 stems/ha..0.7700.770
401-500 stems/ha..0.41000.4100
501- 600 stems/ha......
more than 600 stems/ha......
total1.94317.2619.04
SG0-100 stems/ha2.24023.51025.710
101-200 stems/ha0.77013.71414.514
201-300 stems/ha0.7706.9227.621
301-400 stems/ha..1.1571.157
401-500 stems/ha..0.41000.4100
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha......
total3.63145.9549.54
SH0-100 stems/ha..7.5147.514
101-200 stems/ha..4.3244.324
201-300 stems/ha..0.7700.770
301-400 stems/ha..0.41000.4100
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..12.8312.83
SO0-100 stems/ha..15.91115.911
101-200 stems/ha..11.41511.415
201-300 stems/ha..3.8303.830
301-400 stems/ha..0.41000.4100
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..31.4431.44
SZ0-100 stems/ha0.77010.51511.214
101-200 stems/ha0.77011.21511.914
201-300 stems/ha0.7701.4492.240
301-400 stems/ha..0.41000.4100
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total2.24023.5625.75
TG0-100 stems/ha..12.21012.210
101-200 stems/ha..7.0187.018
201-300 stems/ha..1.8391.839
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..21.0421.04
TI0-100 stems/ha5.02671.9576.95
101-200 stems/ha3.23312.91616.114
201-300 stems/ha..2.5372.537
301-400 stems/ha..0.41000.4100
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total8.32087.6495.94
UR0-100 stems/ha1.0578.4179.416
101-200 stems/ha1.3492.3363.628
201-300 stems/ha0.7700.7701.349
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total3.03111.41414.311
VD0-100 stems/ha2.34055.3657.66
101-200 stems/ha1.15827.61028.810
201-300 stems/ha..5.3265.326
301-400 stems/ha..0.8710.871
401-500 stems/ha0.41000.41000.871
501- 600 stems/ha......
more than 600 stems/ha......
total3.83189.4393.23
VS0-100 stems/ha12.01652.1664.25
101-200 stems/ha9.61814.41524.011
201-300 stems/ha2.1412.8354.826
301-400 stems/ha0.3100..0.3100
401-500 stems/ha......
501- 600 stems/ha0.3100..0.3100
more than 600 stems/ha......
total24.41169.3593.73
ZG0-100 stems/ha..3.4243.424
101-200 stems/ha..2.1372.137
201-300 stems/ha......
301-400 stems/ha......
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..5.695.69
ZH0-100 stems/ha..24.7924.79
101-200 stems/ha..18.01118.011
201-300 stems/ha..7.0217.021
301-400 stems/ha..0.7700.770
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..50.4250.42
Switzerland0-100 stems/ha46.19565.12611.22
101-200 stems/ha32.910295.63328.53
201-300 stems/ha8.52096.56105.05
301-400 stems/ha2.14113.51615.615
401-500 stems/ha0.41001.8452.241
501- 600 stems/ha0.31000.7711.158
more than 600 stems/ha..0.31000.3100
total90.46973.611064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #156557/142936

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified) %± %± %± %± %± %±
inside perimeter0-100 stems/ha53.913.8..45.78.450.33.857.28.450.83.1
101-200 stems/ha46.113.8..28.67.636.63.639.98.336.43.0
201-300 stems/ha....25.77.49.12.2..9.71.8
301-400 stems/ha......2.91.32.92.82.30.9
401-500 stems/ha......0.60.6..0.40.4
501- 600 stems/ha......0.60.6..0.40.4
more than 600 stems/ha............
total100.0...100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha59.52.148.12.049.22.263.11.879.82.358.00.9
101-200 stems/ha33.32.135.41.931.52.028.71.716.62.130.40.9
201-300 stems/ha6.11.014.61.416.31.66.80.93.01.09.90.6
301-400 stems/ha1.10.51.60.52.10.61.20.40.70.51.40.2
401-500 stems/ha..0.20.20.60.30.10.1..0.20.1
501- 600 stems/ha..0.20.20.20.2....0.10.1
more than 600 stems/ha....0.20.2....0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha59.32.148.12.048.92.160.61.677.42.357.40.9
101-200 stems/ha33.62.035.41.931.31.930.21.519.02.130.90.8
201-300 stems/ha6.01.014.61.416.91.67.30.92.70.99.90.5
301-400 stems/ha1.10.51.60.51.90.61.50.40.90.51.50.2
401-500 stems/ha..0.20.20.50.30.20.2..0.20.1
501- 600 stems/ha..0.20.20.20.20.10.1..0.10.1
more than 600 stems/ha....0.20.2....0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156558/142937

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha2.638..5.82530.4107.12245.98
101-200 stems/ha2.241..3.63122.1125.02632.910
201-300 stems/ha....3.2335.525..8.820
301-400 stems/ha......1.7450.41002.141
401-500 stems/ha......0.3100..0.3100
501- 600 stems/ha......0.3100..0.3100
more than 600 stems/ha............
total4.727..12.61660.5712.41690.36
outside perimeter0-100 stems/ha113.54108.9494.45160.4485.35562.52
101-200 stems/ha63.5680.1560.6773.0617.713294.93
201-300 stems/ha11.71733.01031.41017.3143.23396.56
301-400 stems/ha2.2413.5314.0303.1330.77113.516
401-500 stems/ha..0.41001.1580.3100..1.845
501- 600 stems/ha..0.41000.4100....0.771
more than 600 stems/ha....0.4100....0.4100
total190.92226.31192.12254.22106.94970.41
total0-100 stems/ha116.14108.94100.25190.8392.44608.42
101-200 stems/ha65.7680.1564.2695.1522.712327.83
201-300 stems/ha11.71733.01034.6922.8123.233105.35
301-400 stems/ha2.2413.5314.0304.8271.15815.615
401-500 stems/ha..0.41001.1580.771..2.141
501- 600 stems/ha..0.41000.41000.3100..1.158
more than 600 stems/ha....0.4100....0.4100
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156559/142938

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha53.813.850.06.741.07.949.35.956.87.557.28.450.83.1
101-200 stems/ha46.213.835.76.430.87.439.45.831.87.039.98.336.43.0
201-300 stems/ha..12.54.425.67.08.43.34.53.1..9.61.8
301-400 stems/ha....2.62.51.41.46.83.82.92.82.30.9
401-500 stems/ha..1.81.8........0.40.4
501- 600 stems/ha......1.41.4....0.40.4
more than 600 stems/ha..............
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha53.21.551.72.350.92.975.23.060.32.979.82.357.90.9
101-200 stems/ha34.41.431.42.132.82.720.82.930.92.716.62.130.40.9
201-300 stems/ha10.80.913.81.613.72.04.01.47.81.63.01.010.00.6
301-400 stems/ha1.40.32.30.72.00.8..1.00.60.70.51.40.2
401-500 stems/ha0.10.10.60.40.40.3......0.20.1
501- 600 stems/ha0.10.1..0.30.3......0.10.1
more than 600 stems/ha..0.20.2........0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha53.21.551.52.249.72.768.52.859.92.777.42.357.30.9
101-200 stems/ha34.61.431.82.032.52.625.62.631.02.519.02.130.90.8
201-300 stems/ha10.70.913.61.515.11.95.11.37.41.42.70.99.90.5
301-400 stems/ha1.40.32.10.62.10.80.40.41.80.70.90.51.50.2
401-500 stems/ha0.10.10.80.40.30.3......0.20.1
501- 600 stems/ha0.10.1..0.30.30.40.4....0.10.1
more than 600 stems/ha..0.20.2........0.00.0
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156560/142939

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 36cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha2.53810.1195.52512.0168.8197.12246.09
101-200 stems/ha2.2417.2224.1289.6184.9265.02633.010
201-300 stems/ha..2.5383.4312.1410.771..8.720
301-400 stems/ha....0.31000.31001.1580.41002.141
401-500 stems/ha..0.4100........0.4100
501- 600 stems/ha......0.3100....0.3100
more than 600 stems/ha..............
total4.72820.21313.41524.41115.51412.41690.56
outside perimeter0-100 stems/ha222.1388.0552.5752.1662.5685.35562.52
101-200 stems/ha143.8453.4733.8914.41532.0917.713295.13
201-300 stems/ha45.1823.41214.1152.8358.1203.23396.76
301-400 stems/ha5.7254.0302.141..1.1580.77113.516
401-500 stems/ha0.41001.1580.4100......1.845
501- 600 stems/ha0.4100..0.3100......0.771
more than 600 stems/ha..0.4100........0.4100
total417.41170.22103.2369.35103.63106.94970.61
total0-100 stems/ha224.6398.1558.0664.2571.3592.44608.52
101-200 stems/ha145.9460.6737.9824.01136.9922.712328.03
201-300 stems/ha45.1826.01117.6134.8268.8193.233105.46
301-400 stems/ha5.7254.0302.4380.31002.1411.15815.615
401-500 stems/ha0.41001.4500.4100......2.241
501- 600 stems/ha0.4100..0.31000.3100....1.058
more than 600 stems/ha..0.4100........0.4100
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156561/142940

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionstem count/ha (DBH >= 36cm, classified) %± %± %±
Western Jura0-100 stems/ha53.713.859.62.459.52.4
101-200 stems/ha46.313.833.42.333.82.3
201-300 stems/ha..5.91.25.81.1
301-400 stems/ha..1.00.51.00.5
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
Eastern Jura0-100 stems/ha..58.94.558.94.5
101-200 stems/ha..32.84.332.84.3
201-300 stems/ha..6.62.36.62.3
301-400 stems/ha..1.71.21.71.2
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
Western Plateau0-100 stems/ha..49.64.749.64.7
101-200 stems/ha..29.64.329.64.3
201-300 stems/ha..17.43.517.43.5
301-400 stems/ha..2.61.52.61.5
401-500 stems/ha..0.90.90.90.9
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
Central Plateau0-100 stems/ha..43.53.343.53.3
101-200 stems/ha..39.73.339.73.3
201-300 stems/ha..14.42.414.42.4
301-400 stems/ha..1.80.91.80.9
401-500 stems/ha......
501- 600 stems/ha..0.50.50.50.5
more than 600 stems/ha......
total..100.0.100.0.
Eastern Plateau0-100 stems/ha..51.02.951.02.9
101-200 stems/ha..34.42.734.42.7
201-300 stems/ha..13.62.013.62.0
301-400 stems/ha..1.00.61.00.6
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..100.0.100.0.
Western Pre-Alps0-100 stems/ha62.317.255.34.955.84.7
101-200 stems/ha25.115.424.34.224.34.1
201-300 stems/ha12.611.816.53.716.23.5
301-400 stems/ha..2.91.72.71.5
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha..1.01.00.90.9
total100.0.100.0.100.0.
Central Pre-Alps0-100 stems/ha47.411.549.03.248.93.1
101-200 stems/ha42.111.331.83.032.62.9
201-300 stems/ha10.57.116.32.415.92.3
301-400 stems/ha..2.00.91.90.8
401-500 stems/ha..0.80.60.80.5
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
Eastern Pre-Alps0-100 stems/ha25.015.345.93.745.13.6
101-200 stems/ha..35.13.533.73.4
201-300 stems/ha75.015.316.22.718.72.8
301-400 stems/ha..1.60.91.60.9
401-500 stems/ha..0.50.50.50.5
501- 600 stems/ha..0.50.50.50.5
more than 600 stems/ha......
total100.0.100.0.100.0.
Northwestern Alps0-100 stems/ha48.39.354.04.552.94.0
101-200 stems/ha34.58.836.34.336.03.9
201-300 stems/ha13.86.46.42.27.82.2
301-400 stems/ha..2.41.42.01.1
401-500 stems/ha3.43.40.80.81.30.9
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
Central Alps0-100 stems/ha35.712.962.26.956.46.2
101-200 stems/ha42.913.329.96.532.75.9
201-300 stems/ha21.411.04.02.87.83.4
301-400 stems/ha..4.02.83.12.2
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
Northeastern Alps0-100 stems/ha52.912.255.66.355.05.6
101-200 stems/ha35.311.628.65.730.05.1
201-300 stems/ha5.95.714.34.412.53.7
301-400 stems/ha5.95.71.61.62.51.8
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
Southwestern Alps0-100 stems/ha49.35.975.23.068.52.8
101-200 stems/ha39.45.820.82.925.62.6
201-300 stems/ha8.43.34.01.45.11.3
301-400 stems/ha1.41.4..0.40.4
401-500 stems/ha......
501- 600 stems/ha1.41.4..0.40.4
more than 600 stems/ha......
total100.0.100.0.100.0.
Southeastern Alps0-100 stems/ha56.87.560.32.959.92.7
101-200 stems/ha31.87.030.92.731.02.5
201-300 stems/ha4.53.17.81.67.41.4
301-400 stems/ha6.83.81.00.61.80.7
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
Southern Alps0-100 stems/ha57.28.479.82.377.42.3
101-200 stems/ha39.98.316.62.119.02.1
201-300 stems/ha..3.01.02.70.9
301-400 stems/ha2.92.80.70.50.90.5
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total100.0.100.0.100.0.
Switzerland0-100 stems/ha50.83.158.00.957.40.9
101-200 stems/ha36.43.030.30.930.80.8
201-300 stems/ha9.71.810.00.69.90.5
301-400 stems/ha2.30.91.40.21.50.2
401-500 stems/ha0.40.40.20.10.20.1
501- 600 stems/ha0.40.40.10.10.10.1
more than 600 stems/ha..0.00.00.00.0
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156562/142941

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 36cm, classified) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionstem count/ha (DBH >= 36cm, classified)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-100 stems/ha2.53886.0588.54
101-200 stems/ha2.24148.2750.47
201-300 stems/ha..8.6208.620
301-400 stems/ha..1.4501.450
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total4.627144.22148.92
Eastern Jura0-100 stems/ha..27.7827.78
101-200 stems/ha..15.41315.413
201-300 stems/ha..3.1353.135
301-400 stems/ha..0.8700.870
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..47.0347.03
Western Plateau0-100 stems/ha..23.41023.410
101-200 stems/ha..14.01514.015
201-300 stems/ha..8.2218.221
301-400 stems/ha..1.2571.257
401-500 stems/ha..0.41000.4100
501- 600 stems/ha......
more than 600 stems/ha......
total..47.2447.24
Central Plateau0-100 stems/ha..29.9829.98
101-200 stems/ha..27.3827.38
201-300 stems/ha..9.9169.916
301-400 stems/ha..1.2501.250
401-500 stems/ha......
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha......
total..68.7268.72
Eastern Plateau0-100 stems/ha..56.1656.16
101-200 stems/ha..37.9837.98
201-300 stems/ha..15.01415.014
301-400 stems/ha..1.1581.158
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total..110.12110.12
Western Pre-Alps0-100 stems/ha1.84421.11022.910
101-200 stems/ha0.7709.31810.017
201-300 stems/ha0.41006.3236.722
301-400 stems/ha..1.1571.157
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha..0.41000.4100
total2.93538.1541.14
Central Pre-Alps0-100 stems/ha3.23343.0746.37
101-200 stems/ha2.93528.01030.89
201-300 stems/ha0.77114.31515.114
301-400 stems/ha..1.8441.844
401-500 stems/ha..0.7710.771
501- 600 stems/ha......
more than 600 stems/ha......
total6.82287.8394.72
Eastern Pre-Alps0-100 stems/ha0.77130.4931.18
101-200 stems/ha..23.21123.211
201-300 stems/ha2.14010.71712.915
301-400 stems/ha..1.1571.157
401-500 stems/ha..0.41000.4100
501- 600 stems/ha..0.41000.4100
more than 600 stems/ha......
total2.93566.1368.93
Northwestern Alps0-100 stems/ha5.02623.91028.99
101-200 stems/ha3.63116.11319.712
201-300 stems/ha1.4502.9354.328
301-400 stems/ha..1.1571.157
401-500 stems/ha0.41000.41000.771
501- 600 stems/ha......
more than 600 stems/ha......
total10.41744.3654.74
Central Alps0-100 stems/ha1.74410.71612.514
101-200 stems/ha2.1405.2247.220
201-300 stems/ha1.0570.7701.744
301-400 stems/ha..0.7700.770
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total4.82517.31122.18
Northeastern Alps0-100 stems/ha3.23212.51515.812
101-200 stems/ha2.1406.4228.618
201-300 stems/ha0.41003.2323.630
301-400 stems/ha0.41000.41000.770
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total6.12222.6928.76
Southwestern Alps0-100 stems/ha12.01652.1664.25
101-200 stems/ha9.61814.41524.011
201-300 stems/ha2.1412.8354.826
301-400 stems/ha0.3100..0.3100
401-500 stems/ha......
501- 600 stems/ha0.3100..0.3100
more than 600 stems/ha......
total24.41169.3593.73
Southeastern Alps0-100 stems/ha8.81962.5671.35
101-200 stems/ha4.92632.0936.99
201-300 stems/ha0.7718.1208.819
301-400 stems/ha1.1581.1582.141
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total15.514103.63119.03
Southern Alps0-100 stems/ha7.12285.3592.44
101-200 stems/ha5.02617.71322.712
201-300 stems/ha..3.2333.233
301-400 stems/ha0.41000.7711.158
401-500 stems/ha......
501- 600 stems/ha......
more than 600 stems/ha......
total12.416106.94119.33
Switzerland0-100 stems/ha46.18564.62610.82
101-200 stems/ha33.010295.03328.03
201-300 stems/ha8.82097.06105.86
301-400 stems/ha2.14113.61615.715
401-500 stems/ha0.41001.8452.241
501- 600 stems/ha0.31000.7711.158
more than 600 stems/ha..0.41000.4100
total90.86973.211063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156563/142942

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha....8.72.810.53.810.85.119.16.510.51.9
101-200 stems/ha....8.72.86.02.913.55.618.96.49.71.8
201-300 stems/ha7.87.5..12.53.222.45.121.66.821.66.817.42.4
301-400 stems/ha23.011.7..19.23.913.44.210.85.18.14.515.12.2
401-500 stems/ha7.77.4..14.43.413.44.28.14.513.55.612.82.1
501-600 stems/ha38.413.5..10.63.010.43.718.96.4..11.62.0
more than 600 stems/ha23.011.7..26.04.323.95.216.26.118.96.422.92.6
total100.0...100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha6.61.18.61.010.21.112.22.411.42.112.71.99.60.6
101-200 stems/ha12.31.59.91.18.81.017.22.819.02.612.71.911.60.6
201-300 stems/ha17.01.715.51.416.11.316.12.716.12.417.22.116.20.7
301-400 stems/ha16.01.618.91.515.51.314.52.616.92.48.81.615.80.7
401-500 stems/ha12.31.513.51.312.81.212.82.511.82.112.41.912.70.6
501-600 stems/ha12.31.510.21.19.21.09.42.22.91.110.41.79.70.6
more than 600 stems/ha23.41.923.41.627.51.617.82.922.02.725.82.524.40.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha6.51.18.61.010.01.011.82.111.31.913.41.89.70.5
101-200 stems/ha12.01.49.91.18.81.014.22.218.32.313.41.811.50.6
201-300 stems/ha16.81.615.51.415.71.217.82.416.82.317.62.116.30.7
301-400 stems/ha16.21.618.91.515.91.214.22.216.02.28.71.515.70.7
401-500 stems/ha12.21.413.51.313.01.112.92.111.31.912.51.812.70.6
501-600 stems/ha12.91.510.21.19.41.09.71.95.11.39.31.69.80.5
more than 600 stems/ha23.41.823.41.627.31.519.42.521.22.525.02.324.20.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156564/142943

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha....3.2332.4381.4502.5389.519
101-200 stems/ha....3.2331.4501.8442.5388.820
201-300 stems/ha0.4100..4.6285.1252.8352.83515.815
301-400 stems/ha1.158..7.1223.1331.4501.15813.716
401-500 stems/ha0.4100..5.3263.1331.1581.84511.617
501-600 stems/ha1.845..3.9302.4372.537..10.618
more than 600 stems/ha1.158..9.6195.5242.1412.53820.713
total4.727..36.9922.91113.11613.21690.86
outside perimeter0-100 stems/ha12.31721.91228.2117.5219.51913.91593.36
101-200 stems/ha22.71225.11124.51210.61715.91413.915112.85
201-300 stems/ha31.31039.3944.889.91813.41518.813157.54
301-400 stems/ha29.61048.1843.098.91914.1159.619153.24
401-500 stems/ha22.71234.3935.5107.9209.91813.516123.75
501-600 stems/ha22.71225.81125.5115.8242.43811.41793.76
more than 600 stems/ha43.2859.4776.3611.01718.41328.110236.43
total184.52253.91277.7261.6583.64109.24970.61
total0-100 stems/ha12.31721.91231.41010.01810.91716.414102.96
101-200 stems/ha22.71225.11127.71112.01617.71316.414121.65
201-300 stems/ha31.71039.3949.4815.01416.31421.612173.24
301-400 stems/ha30.61048.1850.0812.01615.51410.718166.94
401-500 stems/ha23.01234.3940.8910.91711.01715.315135.35
501-600 stems/ha24.51125.81129.4118.2204.92611.417104.36
more than 600 stems/ha44.3859.4785.9616.41320.51230.610257.23
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156565/142944

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstem count/ha (DBH >= 12cm, classified) %± %± %±
AG0-100 stems/ha..10.72.810.72.8
101-200 stems/ha..15.73.315.73.3
201-300 stems/ha..18.23.518.23.5
301-400 stems/ha..19.83.619.83.6
401-500 stems/ha..14.03.214.03.2
501-600 stems/ha..8.32.58.32.5
more than 600 stems/ha..13.23.113.23.1
total..100.0.100.0.
AI0-100 stems/ha..16.711.113.39.0
101-200 stems/ha......
201-300 stems/ha..8.38.26.76.6
301-400 stems/ha66.727.916.711.126.711.7
401-500 stems/ha..8.38.26.76.6
501-600 stems/ha33.328.025.012.826.711.7
more than 600 stems/ha..25.012.820.010.6
total100.0.100.0.100.0.
AR0-100 stems/ha..12.56.912.06.6
101-200 stems/ha......
201-300 stems/ha..8.35.78.05.5
301-400 stems/ha..16.77.716.07.5
401-500 stems/ha..25.09.024.08.7
501-600 stems/ha100.0...4.04.0
more than 600 stems/ha..37.510.036.09.7
total100.0.100.0.100.0.
BE0-100 stems/ha4.93.47.61.37.41.2
101-200 stems/ha7.34.110.91.510.51.4
201-300 stems/ha17.25.913.81.714.11.6
301-400 stems/ha9.74.620.31.919.41.8
401-500 stems/ha24.36.713.91.714.81.6
501-600 stems/ha14.65.510.41.510.71.4
more than 600 stems/ha22.06.523.12.023.01.9
total100.0.100.0.100.0.
BL/BS0-100 stems/ha..12.84.912.84.9
101-200 stems/ha..17.15.517.15.5
201-300 stems/ha..17.15.517.15.5
301-400 stems/ha..8.54.18.54.1
401-500 stems/ha..6.43.66.43.6
501-600 stems/ha..8.54.18.54.1
more than 600 stems/ha..29.56.729.56.7
total..100.0.100.0.
FR0-100 stems/ha33.327.33.71.84.52.0
101-200 stems/ha..6.52.46.42.3
201-300 stems/ha33.327.38.42.79.12.7
301-400 stems/ha..16.83.616.43.5
401-500 stems/ha..15.93.515.53.5
501-600 stems/ha..14.03.413.63.3
more than 600 stems/ha33.327.334.64.634.64.5
total100.0.100.0.100.0.
GE0-100 stems/ha......
101-200 stems/ha......
201-300 stems/ha......
301-400 stems/ha......
401-500 stems/ha......
501-600 stems/ha..37.122.337.122.3
more than 600 stems/ha..62.922.362.922.3
total..100.0.100.0.
GL0-100 stems/ha40.015.612.96.119.56.2
101-200 stems/ha..9.75.47.34.1
201-300 stems/ha..16.16.712.25.2
301-400 stems/ha10.09.63.23.24.93.4
401-500 stems/ha20.012.816.16.717.15.9
501-600 stems/ha..12.96.19.84.7
more than 600 stems/ha30.014.629.08.229.37.2
total100.0.100.0.100.0.
GR0-100 stems/ha12.64.412.21.712.21.6
101-200 stems/ha17.85.116.22.016.41.8
201-300 stems/ha17.85.117.62.017.71.9
301-400 stems/ha10.74.115.61.914.91.8
401-500 stems/ha8.93.812.21.711.81.6
501-600 stems/ha12.54.46.21.37.11.3
more than 600 stems/ha19.65.319.92.119.92.0
total100.0.100.0.100.0.
JU0-100 stems/ha..7.12.86.92.7
101-200 stems/ha..7.12.86.92.7
201-300 stems/ha..16.54.016.14.0
301-400 stems/ha..16.54.016.14.0
401-500 stems/ha..14.13.813.83.7
501-600 stems/ha100.0.10.53.312.53.6
more than 600 stems/ha..28.34.927.64.8
total100.0.100.0.100.0.
LU0-100 stems/ha..3.21.63.21.6
101-200 stems/ha..7.32.37.22.3
201-300 stems/ha..13.83.113.63.1
301-400 stems/ha50.035.517.03.417.53.4
401-500 stems/ha..19.43.619.13.5
501-600 stems/ha..5.72.15.62.1
more than 600 stems/ha50.035.533.64.333.84.3
total100.0.100.0.100.0.
NE0-100 stems/ha..7.63.07.32.9
101-200 stems/ha..12.43.712.03.6
201-300 stems/ha..21.84.621.14.4
301-400 stems/ha66.727.317.04.218.74.2
401-500 stems/ha..14.63.914.03.8
501-600 stems/ha33.327.47.32.98.23.0
more than 600 stems/ha..19.44.418.74.2
total100.0.100.0.100.0.
NW0-100 stems/ha..7.17.05.95.8
101-200 stems/ha......
201-300 stems/ha..7.17.05.95.8
301-400 stems/ha66.727.728.612.335.311.8
401-500 stems/ha......
501-600 stems/ha33.327.814.39.617.69.4
more than 600 stems/ha..42.913.535.311.8
total100.0.100.0.100.0.
OW0-100 stems/ha..15.15.313.64.8
101-200 stems/ha20.018.16.53.77.93.8
201-300 stems/ha20.018.119.65.919.65.6
301-400 stems/ha..10.94.69.84.2
401-500 stems/ha..13.15.011.84.6
501-600 stems/ha..6.53.75.93.3
more than 600 stems/ha60.022.128.36.731.46.5
total100.0.100.0.100.0.
SG0-100 stems/ha10.09.57.02.37.32.2
101-200 stems/ha..8.72.58.02.3
201-300 stems/ha10.09.518.93.518.33.3
301-400 stems/ha50.015.815.03.217.53.3
401-500 stems/ha10.09.511.02.811.02.7
501-600 stems/ha..11.82.911.02.7
more than 600 stems/ha20.012.727.64.027.03.8
total100.0.100.0.100.0.
SH0-100 stems/ha..8.34.78.34.7
101-200 stems/ha..13.95.813.95.8
201-300 stems/ha..11.15.311.15.3
301-400 stems/ha..19.46.719.46.7
401-500 stems/ha..2.82.82.82.8
501-600 stems/ha..8.34.78.34.7
more than 600 stems/ha..36.18.136.18.1
total..100.0.100.0.
SO0-100 stems/ha..3.62.13.62.1
101-200 stems/ha..10.83.410.83.4
201-300 stems/ha..20.54.420.54.4
301-400 stems/ha..21.74.521.74.5
401-500 stems/ha..8.43.18.43.1
501-600 stems/ha..13.33.713.33.7
more than 600 stems/ha..21.74.521.74.5
total..100.0.100.0.
SZ0-100 stems/ha16.715.34.62.65.62.8
101-200 stems/ha16.715.36.23.07.03.1
201-300 stems/ha16.715.327.75.626.85.3
301-400 stems/ha16.715.318.54.818.34.6
401-500 stems/ha16.715.312.34.112.74.0
501-600 stems/ha16.715.36.23.07.03.1
more than 600 stems/ha..24.65.422.65.0
total100.0.100.0.100.0.
TG0-100 stems/ha..10.03.610.03.6
101-200 stems/ha..7.13.17.13.1
201-300 stems/ha..14.64.314.64.3
301-400 stems/ha..18.54.718.54.7
401-500 stems/ha..15.74.415.74.4
501-600 stems/ha..11.43.811.43.8
more than 600 stems/ha..22.85.022.85.0
total..100.0.100.0.
TI0-100 stems/ha13.27.112.72.112.72.0
101-200 stems/ha21.78.612.72.113.52.1
201-300 stems/ha26.09.216.22.417.12.3
301-400 stems/ha8.75.99.41.99.31.8
401-500 stems/ha13.07.011.82.111.92.0
501-600 stems/ha..9.41.98.61.7
more than 600 stems/ha17.47.927.82.926.92.7
total100.0.100.0.100.0.
UR0-100 stems/ha11.110.59.15.09.54.6
101-200 stems/ha11.110.58.74.89.24.4
201-300 stems/ha11.110.59.15.09.54.6
301-400 stems/ha11.110.55.84.06.93.9
401-500 stems/ha..5.84.04.63.2
501-600 stems/ha11.110.511.65.511.54.9
more than 600 stems/ha44.416.749.88.648.77.7
total100.0.100.0.100.0.
VD0-100 stems/ha..11.42.111.02.0
101-200 stems/ha..14.82.314.22.2
201-300 stems/ha20.012.716.12.416.22.4
301-400 stems/ha30.014.510.62.011.42.0
401-500 stems/ha..13.22.212.62.1
501-600 stems/ha20.012.710.62.011.02.0
more than 600 stems/ha30.014.523.42.823.62.7
total100.0.100.0.100.0.
VS0-100 stems/ha9.93.612.42.311.82.0
101-200 stems/ha5.62.716.32.613.62.1
201-300 stems/ha21.14.815.82.617.22.3
301-400 stems/ha12.73.914.92.514.32.1
401-500 stems/ha15.54.311.42.212.42.0
501-600 stems/ha9.93.59.42.19.51.8
more than 600 stems/ha25.35.219.82.821.22.5
total100.0.100.0.100.0.
ZG0-100 stems/ha..7.77.77.77.7
101-200 stems/ha......
201-300 stems/ha..30.813.230.813.2
301-400 stems/ha..23.112.123.112.1
401-500 stems/ha..15.410.415.410.4
501-600 stems/ha......
more than 600 stems/ha..23.112.123.112.1
total..100.0.100.0.
ZH0-100 stems/ha..13.32.813.32.8
101-200 stems/ha..9.12.49.12.4
201-300 stems/ha..18.23.218.23.2
301-400 stems/ha..18.23.218.23.2
401-500 stems/ha..10.52.610.52.6
501-600 stems/ha..14.02.914.02.9
more than 600 stems/ha..16.83.116.83.1
total..100.0.100.0.
Switzerland0-100 stems/ha10.61.99.60.69.70.5
101-200 stems/ha9.71.811.70.611.50.6
201-300 stems/ha17.42.416.30.716.40.7
301-400 stems/ha15.12.215.70.715.70.7
401-500 stems/ha12.72.112.70.612.70.6
501-600 stems/ha11.62.09.70.69.80.5
more than 600 stems/ha22.92.624.30.824.20.8
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #156566/142945

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantonstem count/ha (DBH >= 12cm, classified)1000 ha± %1000 ha± %1000 ha± %
AG0-100 stems/ha..5.2265.226
101-200 stems/ha..7.6217.621
201-300 stems/ha..8.9198.919
301-400 stems/ha..9.7189.718
401-500 stems/ha..6.8236.823
501-600 stems/ha..4.0304.030
more than 600 stems/ha..6.4236.423
total..48.7248.72
AI0-100 stems/ha..0.6690.669
101-200 stems/ha......
201-300 stems/ha..0.31000.3100
301-400 stems/ha0.6690.6691.345
401-500 stems/ha..0.31000.3100
501-600 stems/ha0.31001.0541.345
more than 600 stems/ha..1.0541.054
total1.0543.9174.811
AR0-100 stems/ha..1.0551.055
101-200 stems/ha......
201-300 stems/ha..0.6690.669
301-400 stems/ha..1.3471.347
401-500 stems/ha..1.9361.936
501-600 stems/ha0.3100..0.3100
more than 600 stems/ha..2.9272.927
total0.31007.768.05
BE0-100 stems/ha0.77111.31712.016
101-200 stems/ha1.05816.11417.114
201-300 stems/ha2.43820.51222.911
301-400 stems/ha1.45030.11031.510
401-500 stems/ha3.43120.51223.911
501-600 stems/ha2.14115.41417.413
more than 600 stems/ha3.13334.2937.39
total14.115148.22162.32
BL/BS0-100 stems/ha..2.4392.439
101-200 stems/ha..3.3333.333
201-300 stems/ha..3.3333.333
301-400 stems/ha..1.6491.649
401-500 stems/ha..1.2571.257
501-600 stems/ha..1.6491.649
more than 600 stems/ha..5.6245.624
total..19.1619.16
FR0-100 stems/ha0.41001.5501.944
101-200 stems/ha..2.6372.637
201-300 stems/ha0.41003.3323.731
301-400 stems/ha..6.7226.722
401-500 stems/ha..6.4236.423
501-600 stems/ha..5.6245.624
more than 600 stems/ha0.410013.81414.213
total1.15740.0441.13
GE0-100 stems/ha......
101-200 stems/ha......
201-300 stems/ha......
301-400 stems/ha......
401-500 stems/ha......
501-600 stems/ha..0.8710.871
more than 600 stems/ha..1.4481.448
total..2.2342.234
GL0-100 stems/ha1.5491.5493.133
101-200 stems/ha..1.2571.257
201-300 stems/ha..1.9431.943
301-400 stems/ha0.41000.41000.870
401-500 stems/ha0.8701.9432.736
501-600 stems/ha..1.5491.549
more than 600 stems/ha1.2573.5314.626
total3.92911.91215.88
GR0-100 stems/ha2.53815.01517.414
101-200 stems/ha3.53119.91323.412
201-300 stems/ha3.53121.61225.111
301-400 stems/ha2.14119.21321.312
401-500 stems/ha1.74515.01516.814
501-600 stems/ha2.4387.62110.118
more than 600 stems/ha3.83024.41128.310
total19.613122.83142.33
JU0-100 stems/ha..2.3402.340
101-200 stems/ha..2.3402.340
201-300 stems/ha..5.5255.525
301-400 stems/ha..5.5255.525
401-500 stems/ha..4.7274.727
501-600 stems/ha0.8703.5324.229
more than 600 stems/ha..9.4189.418
total0.87033.1333.93
LU0-100 stems/ha..1.3491.349
101-200 stems/ha..2.8322.832
201-300 stems/ha..5.3235.323
301-400 stems/ha0.31006.6206.920
401-500 stems/ha..7.5197.519
501-600 stems/ha..2.2372.237
more than 600 stems/ha0.310013.01313.313
total0.67038.7339.33
NE0-100 stems/ha..2.0402.040
101-200 stems/ha..3.3303.330
201-300 stems/ha..5.8215.821
301-400 stems/ha0.6704.5255.123
401-500 stems/ha..3.8273.827
501-600 stems/ha0.31001.9402.237
more than 600 stems/ha..5.1235.123
total1.05726.4527.44
NW0-100 stems/ha..0.41000.4100
101-200 stems/ha......
201-300 stems/ha..0.41000.4100
301-400 stems/ha0.8691.5462.336
401-500 stems/ha......
501-600 stems/ha0.41000.8691.255
more than 600 stems/ha..2.3362.336
total1.2555.4176.513
OW0-100 stems/ha..2.6362.636
101-200 stems/ha0.41001.1571.549
201-300 stems/ha0.41003.4313.729
301-400 stems/ha..1.9431.943
401-500 stems/ha..2.2392.239
501-600 stems/ha..1.1571.157
more than 600 stems/ha1.1574.9246.021
total1.94317.2619.04
SG0-100 stems/ha0.41003.2333.631
101-200 stems/ha..4.0294.029
201-300 stems/ha0.41008.7199.019
301-400 stems/ha1.8446.9228.719
401-500 stems/ha0.41005.1265.425
501-600 stems/ha..5.4255.425
more than 600 stems/ha0.77012.61513.415
total3.63145.9549.54
SH0-100 stems/ha..1.1561.156
101-200 stems/ha..1.8421.842
201-300 stems/ha..1.4481.448
301-400 stems/ha..2.5342.534
401-500 stems/ha..0.41000.4100
501-600 stems/ha..1.1561.156
more than 600 stems/ha..4.6234.623
total..12.8312.83
SO0-100 stems/ha..1.1571.157
101-200 stems/ha..3.4323.432
201-300 stems/ha..6.4226.422
301-400 stems/ha..6.8216.821
401-500 stems/ha..2.6362.636
501-600 stems/ha..4.2284.228
more than 600 stems/ha..6.8216.821
total..31.4431.44
SZ0-100 stems/ha0.41001.1571.449
101-200 stems/ha0.41001.4491.844
201-300 stems/ha0.41006.5216.920
301-400 stems/ha0.41004.3274.726
401-500 stems/ha0.41002.9343.332
501-600 stems/ha0.41001.4491.844
more than 600 stems/ha..5.8235.823
total2.24023.5625.75
TG0-100 stems/ha..2.1362.136
101-200 stems/ha..1.5431.543
201-300 stems/ha..3.1303.130
301-400 stems/ha..3.9253.925
401-500 stems/ha..3.3283.328
501-600 stems/ha..2.4342.434
more than 600 stems/ha..4.8224.822
total..21.0421.04
TI0-100 stems/ha1.15811.11712.216
101-200 stems/ha1.84411.11712.916
201-300 stems/ha2.14114.21516.414
301-400 stems/ha0.7718.2209.019
401-500 stems/ha1.15810.31811.417
501-600 stems/ha..8.2208.220
more than 600 stems/ha1.45024.41125.811
total8.32087.6495.94
UR0-100 stems/ha0.31001.0581.450
101-200 stems/ha0.31001.0571.349
201-300 stems/ha0.31001.0581.450
301-400 stems/ha0.31000.7701.057
401-500 stems/ha..0.7700.770
501-600 stems/ha0.31001.3491.743
more than 600 stems/ha1.3495.7227.019
total3.03111.41414.311
VD0-100 stems/ha..10.21810.218
101-200 stems/ha..13.21613.216
201-300 stems/ha0.87114.41515.115
301-400 stems/ha1.1589.51910.618
401-500 stems/ha..11.81711.817
501-600 stems/ha0.8719.51910.318
more than 600 stems/ha1.15820.91222.012
total3.83189.4393.23
VS0-100 stems/ha2.4388.61911.017
101-200 stems/ha1.45011.31712.716
201-300 stems/ha5.12511.01716.114
301-400 stems/ha3.13310.31813.415
401-500 stems/ha3.8307.92011.716
501-600 stems/ha2.4376.5228.919
more than 600 stems/ha6.22313.71519.912
total24.41169.3593.73
ZG0-100 stems/ha..0.41000.4100
101-200 stems/ha......
201-300 stems/ha..1.7441.744
301-400 stems/ha..1.3531.353
401-500 stems/ha..0.9680.968
501-600 stems/ha......
more than 600 stems/ha..1.3531.353
total..5.695.69
ZH0-100 stems/ha..6.7226.722
101-200 stems/ha..4.6274.627
201-300 stems/ha..9.2189.218
301-400 stems/ha..9.2189.218
401-500 stems/ha..5.3255.325
501-600 stems/ha..7.0217.021
more than 600 stems/ha..8.5198.519
total..50.4250.42
Switzerland0-100 stems/ha9.61993.86103.56
101-200 stems/ha8.720113.65122.35
201-300 stems/ha15.815158.44174.14
301-400 stems/ha13.716153.15166.74
401-500 stems/ha11.517123.55135.05
501-600 stems/ha10.51894.26104.76
more than 600 stems/ha20.713237.04257.73
total90.46973.611064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 07.11.2014 #156567/142946

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %±
inside perimeter0-100 stems/ha....5.73.910.92.417.36.410.51.9
101-200 stems/ha....8.64.78.62.120.06.89.71.8
201-300 stems/ha7.67.3..8.64.718.93.022.87.117.42.4
301-400 stems/ha23.111.7..25.77.413.72.68.64.715.22.2
401-500 stems/ha7.77.4..14.35.913.12.611.45.412.82.1
501-600 stems/ha38.513.5..8.64.712.62.5..11.62.0
more than 600 stems/ha23.111.7..28.67.622.33.120.06.822.92.6
total100.0...100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha7.31.18.71.16.91.112.81.212.61.99.60.6
101-200 stems/ha11.81.410.11.27.31.115.61.312.61.911.60.6
201-300 stems/ha15.91.616.81.515.01.516.51.417.12.216.20.7
301-400 stems/ha16.61.618.61.518.01.713.91.39.01.615.80.7
401-500 stems/ha12.81.513.51.314.81.510.61.112.61.912.80.6
501-600 stems/ha11.91.410.21.28.41.28.21.010.31.79.70.6
more than 600 stems/ha23.71.922.11.629.52.022.51.525.92.524.40.8
total100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha7.11.18.71.16.91.112.51.113.11.89.70.5
101-200 stems/ha11.61.410.11.27.41.114.21.213.41.911.40.6
201-300 stems/ha15.71.616.81.514.61.516.91.217.72.116.30.7
301-400 stems/ha16.81.618.61.518.51.613.81.18.91.615.80.7
401-500 stems/ha12.71.413.51.314.81.511.11.012.41.812.80.6
501-600 stems/ha12.51.410.21.28.51.29.00.99.21.69.80.5
more than 600 stems/ha23.71.822.11.629.41.922.41.425.22.424.20.8
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156568/142947

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha....0.7716.6232.2419.519
101-200 stems/ha....1.1585.2262.5388.720
201-300 stems/ha0.4100..1.15811.4172.83515.715
301-400 stems/ha1.158..3.2338.3201.15813.716
401-500 stems/ha0.4100..1.8457.9211.45011.517
501-600 stems/ha1.845..1.1587.621..10.518
more than 600 stems/ha1.158..3.63113.5162.53820.713
total4.727..12.61660.5712.41690.36
outside perimeter0-100 stems/ha13.91619.71313.31632.61013.51693.06
101-200 stems/ha22.61222.81214.11639.6913.516112.65
201-300 stems/ha30.31038.0928.81141.9918.313157.34
301-400 stems/ha31.81042.2834.6935.399.619153.44
401-500 stems/ha24.51130.61028.51126.91113.416123.95
501-600 stems/ha22.61223.21216.21420.71311.01793.86
more than 600 stems/ha45.3849.9856.6757.1727.610236.53
total190.92226.31192.12254.22106.94970.41
total0-100 stems/ha13.91619.71314.01639.2915.614102.46
101-200 stems/ha22.61222.81215.11544.7816.014121.35
201-300 stems/ha30.71038.0929.91053.3821.112173.04
301-400 stems/ha32.81042.2837.9943.6810.618167.04
401-500 stems/ha24.81130.61030.31034.91014.815135.45
501-600 stems/ha24.51223.21217.31428.31111.017104.36
more than 600 stems/ha46.4849.9860.2770.6630.110257.23
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156569/142948

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified) %± %± %± %± %± %± %±
inside perimeter0-100 stems/ha..5.43.017.96.29.93.69.14.317.36.410.51.9
101-200 stems/ha..7.13.45.13.55.62.718.25.820.06.89.71.8
201-300 stems/ha7.87.517.95.17.74.321.14.818.25.822.87.117.42.4
301-400 stems/ha23.111.716.14.925.67.012.73.911.44.88.64.715.12.2
401-500 stems/ha7.77.416.14.910.34.915.54.39.14.311.45.412.82.1
501-600 stems/ha38.413.512.54.410.34.99.93.515.95.5..11.72.0
more than 600 stems/ha23.111.725.05.823.16.825.35.218.25.820.06.822.82.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeter0-100 stems/ha8.10.89.11.39.11.712.42.312.21.912.61.99.60.6
101-200 stems/ha10.90.910.41.47.21.516.32.617.02.212.61.911.60.6
201-300 stems/ha16.41.114.01.617.92.215.82.617.02.217.12.216.20.7
301-400 stems/ha17.71.116.11.713.72.014.92.517.32.29.01.615.80.7
401-500 stems/ha13.21.013.81.611.71.911.42.211.51.912.61.912.80.6
501-600 stems/ha11.00.99.51.49.01.79.42.14.71.210.31.79.70.6
more than 600 stems/ha22.81.227.12.031.52.719.82.820.42.325.92.524.30.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-100 stems/ha8.00.88.71.210.11.611.82.011.81.813.11.89.70.5
101-200 stems/ha10.80.910.01.36.91.413.62.117.12.013.41.911.50.6
201-300 stems/ha16.31.114.41.516.72.017.22.317.12.017.72.116.30.7
301-400 stems/ha17.81.116.11.615.11.914.32.116.52.08.91.615.70.7
401-500 stems/ha13.11.014.01.511.51.712.42.011.21.712.41.812.80.6
501-600 stems/ha11.30.99.81.39.21.69.51.86.21.39.21.69.80.5
more than 600 stems/ha22.81.226.91.930.52.521.22.520.12.225.22.424.20.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156570/142949

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedstem count/ha (DBH >= 12cm, classified)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-100 stems/ha..1.1582.4382.4381.4502.2419.519
101-200 stems/ha..1.4500.7711.4502.8352.5388.820
201-300 stems/ha0.41003.6311.0585.1252.8352.83515.815
301-400 stems/ha1.1583.2333.4313.1331.8451.15813.716
401-500 stems/ha0.41003.2331.4503.8301.4501.45011.617
501-600 stems/ha1.8452.5381.4502.4372.538..10.618
more than 600 stems/ha1.1585.0263.1336.2232.8352.53820.713
total4.72820.21313.41524.41115.51412.41690.56
outside perimeter0-100 stems/ha33.61015.5159.4198.61912.61613.51693.26
101-200 stems/ha45.4817.7147.42111.31717.61313.516112.95
201-300 stems/ha68.3723.81218.41311.01717.61318.313157.44
301-400 stems/ha74.0627.41114.11510.31817.9139.619153.34
401-500 stems/ha55.1823.41212.1167.92011.91613.416123.85
501-600 stems/ha45.8816.2149.3196.5224.92611.01793.76
more than 600 stems/ha95.1546.2832.5913.71521.11227.610236.24
total417.41170.22103.2369.35103.63106.94970.61
total0-100 stems/ha33.61016.61411.81711.01714.01515.614102.76
101-200 stems/ha45.4819.1138.12012.71620.41216.014121.75
201-300 stems/ha68.7727.41119.51316.11420.41221.112173.24
301-400 stems/ha75.1630.71017.61313.41519.61310.618167.04
401-500 stems/ha55.4826.71113.41511.71613.41614.815135.45
501-600 stems/ha47.6818.81310.7178.9197.32111.017104.26
more than 600 stems/ha96.2551.2735.6919.91223.91130.110256.93
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156571/142950

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionstem count/ha (DBH >= 12cm, classified) %± %± %±
Western Jura0-100 stems/ha..6.41.26.21.2
101-200 stems/ha..11.41.611.11.5
201-300 stems/ha8.07.616.11.815.81.8
301-400 stems/ha23.011.716.11.816.31.8
401-500 stems/ha7.77.413.81.713.71.7
501-600 stems/ha38.313.512.61.713.41.7
more than 600 stems/ha23.011.723.52.123.52.1
total100.0.100.0.100.0.
Eastern Jura0-100 stems/ha..10.12.810.12.8
101-200 stems/ha..13.53.113.53.1
201-300 stems/ha..15.13.315.13.3
301-400 stems/ha..18.53.618.53.6
401-500 stems/ha..9.32.79.32.7
501-600 stems/ha..9.32.79.32.7
more than 600 stems/ha..24.33.924.33.9
total..100.0.100.0.
Western Plateau0-100 stems/ha..6.92.46.92.4
101-200 stems/ha..7.72.57.72.5
201-300 stems/ha..13.93.213.93.2
301-400 stems/ha..14.03.314.03.3
401-500 stems/ha..13.13.213.13.2
501-600 stems/ha..12.13.012.13.0
more than 600 stems/ha..32.34.432.34.4
total..100.0.100.0.
Central Plateau0-100 stems/ha..6.41.76.41.7
101-200 stems/ha..10.82.110.82.1
201-300 stems/ha..16.22.516.22.5
301-400 stems/ha..21.72.821.72.8
401-500 stems/ha..14.92.414.92.4
501-600 stems/ha..5.91.65.91.6
more than 600 stems/ha..24.12.924.12.9
total..100.0.100.0.
Eastern Plateau0-100 stems/ha..11.01.811.01.8
101-200 stems/ha..10.41.710.41.7
201-300 stems/ha..18.22.218.22.2
301-400 stems/ha..18.22.218.22.2
401-500 stems/ha..12.71.912.71.9
501-600 stems/ha..12.71.912.71.9
more than 600 stems/ha..16.92.116.92.1
total..100.0.100.0.
Western Pre-Alps0-100 stems/ha12.611.85.82.36.32.3
101-200 stems/ha12.611.89.72.99.92.9
201-300 stems/ha12.611.811.63.211.73.1
301-400 stems/ha..11.73.210.83.0
401-500 stems/ha12.611.815.53.615.33.4
501-600 stems/ha..10.73.19.92.8
more than 600 stems/ha49.717.735.04.736.14.6
total100.0.100.0.100.0.
Central Pre-Alps0-100 stems/ha5.35.16.11.56.11.5
101-200 stems/ha10.57.19.01.89.11.8
201-300 stems/ha10.57.113.92.213.62.1
301-400 stems/ha21.19.421.62.621.62.5
401-500 stems/ha15.88.415.92.315.92.3
501-600 stems/ha5.35.17.31.77.21.6
more than 600 stems/ha31.610.726.12.826.52.7
total100.0.100.0.100.0.
Eastern Pre-Alps0-100 stems/ha..8.62.18.32.0
101-200 stems/ha..3.81.43.61.3
201-300 stems/ha..18.42.917.62.7
301-400 stems/ha62.517.116.82.718.72.8
401-500 stems/ha12.511.713.02.513.02.4
501-600 stems/ha25.015.38.62.19.32.1
more than 600 stems/ha..30.83.429.53.3
total100.0.100.0.100.0.
Northwestern Alps0-100 stems/ha3.43.417.73.415.02.9
101-200 stems/ha3.43.413.73.111.82.6
201-300 stems/ha24.18.016.13.317.73.1
301-400 stems/ha17.27.08.92.610.42.5
401-500 stems/ha17.27.08.12.49.82.4
501-600 stems/ha20.77.512.93.014.42.8
more than 600 stems/ha13.86.422.63.820.93.3
total100.0.100.0.100.0.
Central Alps0-100 stems/ha14.39.48.13.99.53.7
101-200 stems/ha14.39.410.04.210.93.9
201-300 stems/ha14.39.414.15.014.14.4
301-400 stems/ha7.16.911.94.610.93.9
401-500 stems/ha7.16.96.03.46.23.0
501-600 stems/ha14.39.48.03.89.33.6
more than 600 stems/ha28.612.142.07.039.06.1
total100.0.100.0.100.0.
Northeastern Alps0-100 stems/ha29.411.111.14.015.04.0
101-200 stems/ha..14.34.411.23.5
201-300 stems/ha5.95.719.05.016.24.1
301-400 stems/ha23.510.36.33.110.03.4
401-500 stems/ha11.87.812.74.212.53.7
501-600 stems/ha..11.14.08.73.2
more than 600 stems/ha29.411.125.45.526.34.9
total100.0.100.0.100.0.
Southwestern Alps0-100 stems/ha9.93.612.42.311.82.0
101-200 stems/ha5.62.716.32.613.62.1
201-300 stems/ha21.14.815.82.617.22.3
301-400 stems/ha12.73.914.92.514.32.1
401-500 stems/ha15.54.311.42.212.42.0
501-600 stems/ha9.93.59.42.19.51.8
more than 600 stems/ha25.35.219.82.821.22.5
total100.0.100.0.100.0.
Southeastern Alps0-100 stems/ha9.14.312.21.911.81.8
101-200 stems/ha18.25.817.02.217.12.0
201-300 stems/ha18.25.817.02.217.12.0
301-400 stems/ha11.44.817.32.216.52.0
401-500 stems/ha9.14.311.51.911.21.7
501-600 stems/ha15.95.54.71.26.21.3
more than 600 stems/ha18.25.820.42.320.12.2
total100.0.100.0.100.0.
Southern Alps0-100 stems/ha17.36.412.61.913.11.8
101-200 stems/ha20.06.812.61.913.41.9
201-300 stems/ha22.87.117.12.217.72.1
301-400 stems/ha8.64.79.01.68.91.6
401-500 stems/ha11.45.412.61.912.41.8
501-600 stems/ha..10.31.79.21.6
more than 600 stems/ha20.06.825.92.525.22.4
total100.0.100.0.100.0.
Switzerland0-100 stems/ha10.51.99.60.69.70.5
101-200 stems/ha9.71.811.60.611.40.6
201-300 stems/ha17.42.416.20.716.30.7
301-400 stems/ha15.22.215.70.715.70.7
401-500 stems/ha12.82.112.70.612.70.6
501-600 stems/ha11.62.09.70.69.90.5
more than 600 stems/ha22.82.624.40.824.30.8
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156572/142951

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · stem count/ha (DBH >= 12cm, classified) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionstem count/ha (DBH >= 12cm, classified)1000 ha± %1000 ha± %1000 ha± %
Western Jura0-100 stems/ha..9.3199.319
101-200 stems/ha..16.51416.514
201-300 stems/ha0.410023.21123.511
301-400 stems/ha1.15823.21224.311
401-500 stems/ha0.410020.01320.312
501-600 stems/ha1.84518.21320.013
more than 600 stems/ha1.15833.9935.09
total4.627144.22148.92
Eastern Jura0-100 stems/ha..4.7284.728
101-200 stems/ha..6.3236.323
201-300 stems/ha..7.1227.122
301-400 stems/ha..8.7198.719
401-500 stems/ha..4.4294.429
501-600 stems/ha..4.4294.429
more than 600 stems/ha..11.41711.417
total..47.0347.03
Western Plateau0-100 stems/ha..3.2353.235
101-200 stems/ha..3.6333.633
201-300 stems/ha..6.5246.524
301-400 stems/ha..6.6236.623
401-500 stems/ha..6.2246.224
501-600 stems/ha..5.7265.726
more than 600 stems/ha..15.21415.214
total..47.2447.24
Central Plateau0-100 stems/ha..4.4264.426
101-200 stems/ha..7.4197.419
201-300 stems/ha..11.21511.215
301-400 stems/ha..14.91314.913
401-500 stems/ha..10.21610.216
501-600 stems/ha..4.0274.027
more than 600 stems/ha..16.61216.612
total..68.7268.72
Eastern Plateau0-100 stems/ha..12.21612.216
101-200 stems/ha..11.41711.417
201-300 stems/ha..20.01220.012
301-400 stems/ha..20.01220.012
401-500 stems/ha..13.91513.915
501-600 stems/ha..13.91513.915
more than 600 stems/ha..18.61318.613
total..110.12110.12
Western Pre-Alps0-100 stems/ha0.41002.2402.637
101-200 stems/ha0.41003.7304.129
201-300 stems/ha0.41004.4284.827
301-400 stems/ha..4.4284.428
401-500 stems/ha0.41005.9246.323
501-600 stems/ha..4.1294.129
more than 600 stems/ha1.55013.31414.813
total2.93538.1541.14
Central Pre-Alps0-100 stems/ha0.41005.4255.724
101-200 stems/ha0.7717.9218.620
201-300 stems/ha0.77112.21612.916
301-400 stems/ha1.45019.01320.412
401-500 stems/ha1.15814.01515.114
501-600 stems/ha0.41006.5236.822
more than 600 stems/ha2.24023.01125.111
total6.82287.8394.72
Eastern Pre-Alps0-100 stems/ha..5.7245.724
101-200 stems/ha..2.5372.537
201-300 stems/ha..12.11612.116
301-400 stems/ha1.84411.11712.915
401-500 stems/ha0.41008.6198.919
501-600 stems/ha0.7715.7246.423
more than 600 stems/ha..20.41220.412
total2.93566.1368.93
Northwestern Alps0-100 stems/ha0.41007.9208.220
101-200 stems/ha0.41006.1236.423
201-300 stems/ha2.5377.2219.718
301-400 stems/ha1.8443.9295.724
401-500 stems/ha1.8443.6315.425
501-600 stems/ha2.1405.7247.920
more than 600 stems/ha1.45010.01811.416
total10.41744.3654.74
Central Alps0-100 stems/ha0.7701.4502.140
101-200 stems/ha0.7701.7442.437
201-300 stems/ha0.7702.4373.132
301-400 stems/ha0.31002.1402.437
401-500 stems/ha0.31001.0571.449
501-600 stems/ha0.7701.4492.140
more than 600 stems/ha1.4497.2208.618
total4.82517.31122.18
Northeastern Alps0-100 stems/ha1.8442.5374.328
101-200 stems/ha..3.2323.232
201-300 stems/ha0.41004.3274.726
301-400 stems/ha1.4491.4492.934
401-500 stems/ha0.7702.9343.630
501-600 stems/ha..2.5372.537
more than 600 stems/ha1.8445.7237.520
total6.12222.6928.76
Southwestern Alps0-100 stems/ha2.4388.61911.017
101-200 stems/ha1.45011.31712.716
201-300 stems/ha5.12511.01716.114
301-400 stems/ha3.13310.31813.415
401-500 stems/ha3.8307.92011.716
501-600 stems/ha2.4376.5228.919
more than 600 stems/ha6.22313.71519.912
total24.41169.3593.73
Southeastern Alps0-100 stems/ha1.45012.61614.015
101-200 stems/ha2.83517.61320.412
201-300 stems/ha2.83517.61320.412
301-400 stems/ha1.84517.91319.613
401-500 stems/ha1.45011.91613.416
501-600 stems/ha2.5384.9267.321
more than 600 stems/ha2.83521.11223.911
total15.514103.63119.03
Southern Alps0-100 stems/ha2.24113.51615.614
101-200 stems/ha2.53813.51616.014
201-300 stems/ha2.83518.31321.112
301-400 stems/ha1.1589.61910.618
401-500 stems/ha1.45013.41614.815
501-600 stems/ha..11.01711.017
more than 600 stems/ha2.53827.61030.110
total12.416106.94119.33
Switzerland0-100 stems/ha9.51993.66103.16
101-200 stems/ha8.820112.85121.65
201-300 stems/ha15.815157.54173.34
301-400 stems/ha13.816153.14166.94
401-500 stems/ha11.617123.95135.55
501-600 stems/ha10.51894.46105.06
more than 600 stems/ha20.713237.83258.53
total90.86973.211063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 07.11.2014 #156573/142952

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · crown closure · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedcrown closure %± %± %± %± %± %± %±
inside perimetern/a....1.01.03.12.1....1.20.7
crowded7.77.4..30.84.513.44.210.85.110.95.119.42.5
normal38.413.5..25.04.219.44.821.66.818.96.422.92.6
loose38.413.5..16.33.625.35.318.96.419.06.520.52.5
open....13.53.325.35.329.77.516.26.118.52.4
scattered15.510.1..4.82.16.02.910.85.110.85.17.41.6
grouped crowded....3.81.91.51.52.72.75.43.73.11.1
grouped normal....3.81.93.02.12.72.78.14.53.91.2
heterogeneous....1.01.03.02.12.72.710.85.13.11.1
total100.0...100.0.100.0.100.0.100.0.100.0.
outside perimetern/a0.40.30.40.21.70.5..0.80.61.30.60.90.2
crowded23.41.933.21.825.71.619.42.910.52.034.22.726.50.8
normal38.72.240.01.822.81.517.82.919.92.619.22.229.30.9
loose18.21.718.01.416.71.320.63.020.72.613.72.017.60.7
open10.91.46.30.914.21.218.92.925.72.815.02.012.90.6
scattered4.50.90.80.36.70.98.92.113.92.36.51.45.50.4
grouped crowded1.40.5..5.10.85.01.63.41.22.91.02.70.3
grouped normal0.80.40.10.14.50.73.91.42.51.04.61.22.40.3
heterogeneous1.80.61.30.42.70.65.51.72.51.02.60.92.30.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a0.40.30.40.21.60.40.80.60.70.51.20.60.90.2
crowded23.01.833.21.826.31.517.82.410.61.931.72.525.90.8
normal38.72.140.01.823.01.418.22.520.12.419.22.128.80.8
loose18.71.718.01.416.71.321.92.620.52.414.31.917.80.7
open10.71.36.30.914.11.220.72.626.32.715.11.913.40.6
scattered4.80.90.80.36.40.88.11.713.52.16.91.45.60.4
grouped crowded1.30.5..5.00.74.11.33.31.13.21.02.70.3
grouped normal0.80.40.10.14.40.73.61.22.50.95.01.22.60.3
heterogeneous1.70.61.30.42.50.54.91.42.61.03.51.02.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 04.11.2014 #156574/142953

NFI2

forest area: avalanches SilvaProtect, modelled and assigned · crown closure · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedcrown closure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a....0.41000.771....1.158
crowded0.4100..11.4173.1331.4501.45017.614
normal1.845..9.2194.4272.8352.53820.813
loose1.845..6.0245.8242.5372.53818.614
open....5.0275.8243.9302.14116.814
scattered0.771..1.8451.4501.4501.4506.723
grouped crowded....1.4500.31000.41000.7712.835
grouped normal....1.4500.7710.41001.1583.532
heterogeneous....0.41000.7710.41001.4502.835
total4.727..36.9922.91113.11613.21690.86
outside perimetern/a0.7711.1584.828..0.7711.4508.720
crowded43.2884.2571.3612.0168.81937.39256.83
normal71.36101.5563.2710.91716.61421.012284.63
loose33.5945.6846.5812.71617.31315.015170.54
open20.21315.91439.4911.71621.51216.414125.05
scattered8.3212.14118.5145.52411.6177.12253.18
grouped crowded2.538..14.2163.1332.8353.23325.912
grouped normal1.4500.410012.4172.4372.1415.02623.712
heterogeneous3.2333.2337.4223.4312.1412.83522.312
total184.52253.91277.7261.6583.64109.24970.61
totaln/a0.7711.1585.1270.7710.7711.4509.719
crowded43.6884.2582.6615.01410.21838.89274.43
normal73.16101.5572.5615.41419.41223.411305.43
loose35.3945.6852.5818.51319.81217.514189.14
open20.21315.91444.4817.51325.41118.513141.85
scattered9.0202.14120.2136.82213.1168.52059.87
grouped crowded2.538..15.7153.4313.2333.93028.711
grouped normal1.4500.410013.8163.1332.4386.12427.211
heterogeneous3.2333.2337.8214.1282.5374.32925.112
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 04.11.2014 #156575/142954
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