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NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonbasal area (standing live trees) %± %± %±
AGto 19 m2/ha33.315.736.53.036.42.9
20-39 m2/ha66.715.742.43.143.23.0
40-59 m2/ha..18.02.417.42.3
from 60 m2/ha..3.11.13.01.1
total100.0.100.0.100.0.
AIto 19 m2/ha10.06.819.710.314.25.9
20-39 m2/ha35.010.713.18.825.57.4
40-59 m2/ha45.011.154.113.048.98.6
from 60 m2/ha10.06.813.18.811.35.4
total100.0.100.0.100.0.
ARto 19 m2/ha5.65.422.17.416.25.3
20-39 m2/ha22.29.915.56.417.95.4
40-59 m2/ha38.911.631.08.233.86.7
from 60 m2/ha33.311.231.48.332.16.7
total100.0.100.0.100.0.
BEto 19 m2/ha23.72.032.02.127.91.4
20-39 m2/ha38.82.335.22.237.01.6
40-59 m2/ha29.02.123.21.926.01.4
from 60 m2/ha8.51.39.61.39.10.9
total100.0.100.0.100.0.
BL/BSto 19 m2/ha23.89.323.64.723.64.2
20-39 m2/ha47.610.954.65.553.14.9
40-59 m2/ha23.89.313.63.815.73.6
from 60 m2/ha4.84.78.23.07.52.6
total100.0.100.0.100.0.
FRto 19 m2/ha19.34.235.64.029.43.0
20-39 m2/ha32.95.028.03.829.93.0
40-59 m2/ha38.75.228.03.832.13.1
from 60 m2/ha9.13.18.42.38.71.9
total100.0.100.0.100.0.
GEto 19 m2/ha..28.314.428.314.4
20-39 m2/ha..66.014.766.014.7
40-59 m2/ha..5.65.45.65.4
from 60 m2/ha......
total..100.0.100.0.
GLto 19 m2/ha33.96.547.57.939.85.1
20-39 m2/ha30.36.319.96.325.84.6
40-59 m2/ha22.65.815.15.719.44.1
from 60 m2/ha13.24.717.46.015.03.7
total100.0.100.0.100.0.
GRto 19 m2/ha28.01.943.62.534.41.5
20-39 m2/ha42.92.134.12.439.31.6
40-59 m2/ha23.21.816.61.820.51.3
from 60 m2/ha5.91.05.71.25.80.7
total100.0.100.0.100.0.
JUto 19 m2/ha19.45.026.23.923.93.1
20-39 m2/ha50.06.340.54.443.63.6
40-59 m2/ha22.65.327.84.026.13.2
from 60 m2/ha8.13.55.62.06.41.8
total100.0.100.0.100.0.
LUto 19 m2/ha24.46.729.13.228.32.9
20-39 m2/ha36.57.537.73.437.53.1
40-59 m2/ha34.27.421.12.923.42.7
from 60 m2/ha4.93.412.12.310.92.0
total100.0.100.0.100.0.
NEto 19 m2/ha16.07.321.03.520.33.2
20-39 m2/ha64.09.552.24.354.03.9
40-59 m2/ha20.08.023.93.623.33.3
from 60 m2/ha..2.91.42.51.2
total100.0.100.0.100.0.
NWto 19 m2/ha38.810.338.911.638.97.7
20-39 m2/ha35.010.022.29.929.37.2
40-59 m2/ha21.88.733.311.226.97.0
from 60 m2/ha4.44.35.65.54.93.4
total100.0.100.0.100.0.
OWto 19 m2/ha27.56.342.16.635.24.6
20-39 m2/ha37.36.829.86.133.34.6
40-59 m2/ha27.56.317.65.122.24.0
from 60 m2/ha7.83.810.64.19.32.8
total100.0.100.0.100.0.
SGto 19 m2/ha19.93.023.53.721.42.3
20-39 m2/ha38.13.638.34.338.22.8
40-59 m2/ha25.43.221.13.623.62.4
from 60 m2/ha16.62.817.23.316.82.1
total100.0.100.0.100.0.
SHto 19 m2/ha..21.35.320.35.0
20-39 m2/ha66.727.352.56.353.16.2
40-59 m2/ha33.327.426.25.626.65.5
from 60 m2/ha......
total100.0.100.0.100.0.
SOto 19 m2/ha22.29.825.53.425.23.2
20-39 m2/ha33.311.147.93.946.53.7
40-59 m2/ha38.911.522.43.224.03.1
from 60 m2/ha5.65.44.21.64.31.5
total100.0.100.0.100.0.
SZto 19 m2/ha23.44.839.85.332.03.7
20-39 m2/ha35.15.536.65.235.93.8
40-59 m2/ha31.25.316.54.023.53.3
from 60 m2/ha10.43.57.12.88.72.2
total100.0.100.0.100.0.
TGto 19 m2/ha37.512.131.54.432.34.2
20-39 m2/ha37.512.139.74.739.44.4
40-59 m2/ha18.89.820.73.920.53.6
from 60 m2/ha6.36.18.12.67.92.4
total100.0.100.0.100.0.
TIto 19 m2/ha37.52.168.13.943.91.9
20-39 m2/ha44.72.119.43.339.41.9
40-59 m2/ha13.01.410.42.512.51.3
from 60 m2/ha4.80.92.11.24.20.8
total100.0.100.0.100.0.
URto 19 m2/ha30.86.443.67.836.45.0
20-39 m2/ha38.46.839.27.638.75.1
40-59 m2/ha23.15.94.93.415.13.7
from 60 m2/ha7.73.712.35.19.73.1
total100.0.100.0.100.0.
VDto 19 m2/ha26.54.030.02.229.21.9
20-39 m2/ha39.64.441.72.441.32.1
40-59 m2/ha21.53.721.72.021.71.8
from 60 m2/ha12.43.06.51.27.81.1
total100.0.100.0.100.0.
VSto 19 m2/ha29.22.263.13.439.91.9
20-39 m2/ha39.92.324.23.034.91.9
40-59 m2/ha23.32.07.31.818.21.5
from 60 m2/ha7.61.35.41.66.91.0
total100.0.100.0.100.0.
ZGto 19 m2/ha40.012.721.19.429.47.9
20-39 m2/ha40.012.731.610.835.38.2
40-59 m2/ha13.38.942.111.429.47.9
from 60 m2/ha6.76.55.35.25.94.1
total100.0.100.0.100.0.
ZHto 19 m2/ha25.015.330.62.930.42.8
20-39 m2/ha37.517.141.53.141.43.0
40-59 m2/ha37.517.121.32.621.82.5
from 60 m2/ha..6.61.56.41.5
total100.0.100.0.100.0.
Switzerlandto 19 m2/ha28.00.835.20.832.00.6
20-39 m2/ha40.80.937.60.839.00.6
40-59 m2/ha23.40.820.10.721.50.5
from 60 m2/ha7.80.57.20.47.50.3
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #158093/144472

NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %
AGto 19 m2/ha0.65817.3917.88
20-39 m2/ha1.14020.0821.27
40-59 m2/ha..8.5148.514
from 60 m2/ha..1.5351.535
total1.73347.3249.02
AIto 19 m2/ha0.3700.5560.842
20-39 m2/ha1.1350.3701.430
40-59 m2/ha1.4301.3332.620
from 60 m2/ha0.3700.3700.648
total3.0162.3225.47
ARto 19 m2/ha0.21001.2361.334
20-39 m2/ha0.7490.8431.531
40-59 m2/ha1.1361.6292.820
from 60 m2/ha1.0391.7292.622
total2.9195.3128.26
BEto 19 m2/ha19.7927.9747.65
20-39 m2/ha32.4730.8763.14
40-59 m2/ha24.2820.3944.46
from 60 m2/ha7.1168.41415.510
total83.4487.33170.61
BL/BSto 19 m2/ha1.0443.8214.818
20-39 m2/ha2.0308.91210.910
40-59 m2/ha1.0442.2293.223
from 60 m2/ha0.21001.3371.535
total4.22016.3620.54
FRto 19 m2/ha3.1239.31312.411
20-39 m2/ha5.3187.31512.610
40-59 m2/ha6.2167.31513.510
from 60 m2/ha1.5352.2283.722
total16.1926.1642.23
GEto 19 m2/ha..0.9520.952
20-39 m2/ha..2.1252.125
40-59 m2/ha..0.21000.2100
from 60 m2/ha......
total..3.1133.113
GLto 19 m2/ha3.1223.3216.414
20-39 m2/ha2.8241.4344.119
40-59 m2/ha2.1281.0403.122
from 60 m2/ha1.2371.2372.425
total9.1116.91416.06
GRto 19 m2/ha28.5730.8759.35
20-39 m2/ha43.6624.1867.74
40-59 m2/ha23.6811.71235.46
from 60 m2/ha6.0174.02110.013
total101.7370.74172.41
JUto 19 m2/ha2.1285.9168.013
20-39 m2/ha5.5179.11214.69
40-59 m2/ha2.5266.2168.713
from 60 m2/ha0.9441.2372.128
total11.01122.4633.43
LUto 19 m2/ha1.7319.91211.611
20-39 m2/ha2.52512.81015.39
40-59 m2/ha2.4267.2149.612
from 60 m2/ha0.3714.1204.419
total7.01433.9440.93
NEto 19 m2/ha0.7505.2175.916
20-39 m2/ha2.92412.9915.88
40-59 m2/ha0.9445.9166.814
from 60 m2/ha..0.7500.750
total4.51924.7529.23
NWto 19 m2/ha1.7311.4353.121
20-39 m2/ha1.6320.8482.425
40-59 m2/ha1.0431.2382.227
from 60 m2/ha0.21000.21000.470
total4.5163.5198.06
OWto 19 m2/ha2.5254.3196.814
20-39 m2/ha3.4213.0236.514
40-59 m2/ha2.5251.8304.318
from 60 m2/ha0.7491.1401.830
total9.21110.21019.44
SGto 19 m2/ha6.3165.31811.611
20-39 m2/ha12.1118.61320.78
40-59 m2/ha8.1144.71912.811
from 60 m2/ha5.3183.9219.113
total31.7622.4754.13
SHto 19 m2/ha..2.5252.525
20-39 m2/ha0.4706.2136.612
40-59 m2/ha0.21003.1223.321
from 60 m2/ha......
total0.65711.9512.44
SOto 19 m2/ha0.7507.5148.213
20-39 m2/ha1.04014.2915.28
40-59 m2/ha1.2376.6157.913
from 60 m2/ha0.21001.2381.435
total3.12329.6432.83
SZto 19 m2/ha3.3236.2169.512
20-39 m2/ha4.9185.71610.611
40-59 m2/ha4.4192.6267.015
from 60 m2/ha1.5351.1402.626
total14.1915.5829.64
TGto 19 m2/ha1.0405.9156.913
20-39 m2/ha1.0407.4138.412
40-59 m2/ha0.5573.9194.418
from 60 m2/ha0.21001.5321.731
total2.72418.6521.34
TIto 19 m2/ha36.1617.31053.55
20-39 m2/ha43.155.01948.15
40-59 m2/ha12.6112.72615.210
from 60 m2/ha4.6190.5585.118
total96.4325.58121.92
URto 19 m2/ha3.0243.3236.315
20-39 m2/ha3.7213.0246.715
40-59 m2/ha2.2280.4702.625
from 60 m2/ha0.7490.9441.732
total9.7117.61417.46
VDto 19 m2/ha5.81723.4829.27
20-39 m2/ha8.71432.4641.15
40-59 m2/ha4.71916.91021.68
from 60 m2/ha2.7265.1197.815
total21.9877.7399.72
VSto 19 m2/ha22.2822.2844.45
20-39 m2/ha30.378.51438.96
40-59 m2/ha17.792.62620.38
from 60 m2/ha5.8171.9307.715
total76.1335.26111.32
ZGto 19 m2/ha1.1380.7491.828
20-39 m2/ha1.1381.1382.124
40-59 m2/ha0.4701.4321.827
from 60 m2/ha0.21000.21000.470
total2.6203.4176.07
ZHto 19 m2/ha0.47114.71015.110
20-39 m2/ha0.65819.9820.58
40-59 m2/ha0.65810.21210.812
from 60 m2/ha..3.2243.224
total1.53548.1349.62
Switzerlandto 19 m2/ha145.23230.63375.72
20-39 m2/ha211.83246.22458.02
40-59 m2/ha121.44131.53252.92
from 60 m2/ha40.5647.4687.94
total518.81655.711174.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #158094/144473

NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectbasal area (standing live trees) %± %± %± %± %± %±
inside perimeterto 19 m2/ha17.22.627.54.121.11.629.01.336.01.827.90.8
20-39 m2/ha50.23.541.74.536.21.940.21.443.31.940.80.9
40-59 m2/ha28.73.125.84.030.01.823.21.215.41.423.40.8
from 60 m2/ha3.81.35.02.012.71.37.60.75.30.97.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeterto 19 m2/ha25.11.530.91.432.11.948.41.763.53.635.20.8
20-39 m2/ha48.11.739.91.430.91.929.51.624.03.137.40.8
40-59 m2/ha22.61.422.11.222.71.714.61.210.92.320.10.7
from 60 m2/ha4.10.77.00.714.21.57.50.91.60.97.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha23.61.330.61.326.31.336.71.041.81.732.00.6
20-39 m2/ha48.51.540.11.433.71.435.91.039.21.738.90.6
40-59 m2/ha23.81.322.51.226.61.319.80.914.41.221.60.5
from 60 m2/ha4.10.66.80.713.41.07.50.64.50.77.50.3
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158095/144474

NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterto 19 m2/ha6.6165.91724.4865.2542.96144.93
20-39 m2/ha19.298.91441.8690.2451.75211.83
40-59 m2/ha10.9135.51834.6752.2518.49121.64
from 60 m2/ha1.5351.14114.71117.0106.41640.66
total38.1621.49115.43224.62119.32518.91
outside of perimeterto 19 m2/ha41.0664.5533.1770.8520.59229.93
20-39 m2/ha78.4483.3431.9743.167.715244.42
40-59 m2/ha36.9646.2623.5821.493.522131.43
from 60 m2/ha6.71614.61114.71111.0120.55847.56
total163.02208.61103.23146.2332.37653.31
totalto 19 m2/ha47.6670.4457.55136.0363.44374.82
20-39 m2/ha97.6392.2473.64133.3359.44456.22
40-59 m2/ha47.8551.7558.1573.6421.98253.12
from 60 m2/ha8.21515.71029.4728.086.91688.14
total201.21230.01218.61370.81151.621172.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158096/144475

NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectbasal area (standing live trees) %± %± %± %± %± %± %±
inside perimeterto 19 m2/ha21.02.225.81.723.12.129.22.227.52.136.01.828.00.8
20-39 m2/ha47.12.836.11.935.82.439.92.344.42.343.31.940.80.9
40-59 m2/ha27.72.528.01.827.02.223.32.022.72.015.41.423.40.8
from 60 m2/ha4.31.110.11.214.11.77.61.35.31.15.30.97.80.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeterto 19 m2/ha28.41.037.12.134.12.663.13.443.32.663.53.635.20.8
20-39 m2/ha43.51.129.22.031.32.524.23.033.42.524.03.137.40.8
40-59 m2/ha22.30.921.71.819.82.27.31.817.02.010.92.320.10.7
from 60 m2/ha5.80.512.01.414.81.95.41.66.31.31.60.97.30.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalto 19 m2/ha27.40.930.81.428.11.639.91.934.61.741.81.732.00.6
20-39 m2/ha44.01.033.01.433.71.734.91.939.51.739.21.738.90.6
40-59 m2/ha23.10.925.21.323.81.618.21.520.11.414.41.221.60.5
from 60 m2/ha5.60.511.00.914.41.36.91.05.80.84.50.77.50.3
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, 03.11.2014 #158097/144476

NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterto 19 m2/ha12.41229.4716.41022.2821.7842.96145.13
20-39 m2/ha27.9841.2625.4830.3735.0651.75211.63
40-59 m2/ha16.41032.0719.2917.7917.9918.49121.54
from 60 m2/ha2.52711.61210.0135.8174.2206.41640.56
total59.35114.2371.1476.0378.83119.32518.71
outside of perimeterto 19 m2/ha105.8433.9720.0922.2827.7720.59230.13
20-39 m2/ha161.7326.7818.398.51421.487.715244.42
40-59 m2/ha83.1419.9911.6122.62610.9123.522131.53
from 60 m2/ha21.4911.0138.6141.9304.0210.55847.56
total371.9191.5458.6535.2664.0432.37653.51
totalto 19 m2/ha118.2363.4536.4644.4549.4563.44375.22
20-39 m2/ha189.6267.9443.8538.9656.4559.44456.02
40-59 m2/ha99.5451.8530.8720.3828.7721.98253.02
from 60 m2/ha23.9822.6918.797.7158.3146.91688.04
total431.21205.71129.72111.32142.82151.621172.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158098/144477

NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regionbasal area (standing live trees) %± %± %±
Western Jurato 19 m2/ha16.12.724.81.723.01.4
20-39 m2/ha50.03.747.21.947.81.7
40-59 m2/ha30.03.423.81.625.11.5
from 60 m2/ha3.91.44.10.84.10.7
total100.0.100.0.100.0.
Eastern Jurato 19 m2/ha24.18.026.23.026.02.8
20-39 m2/ha51.79.351.03.451.13.2
40-59 m2/ha20.77.518.72.718.92.5
from 60 m2/ha3.43.44.11.34.01.2
total100.0.100.0.100.0.
Western Plateauto 19 m2/ha33.49.129.43.029.82.8
20-39 m2/ha40.69.537.93.138.13.0
40-59 m2/ha11.16.124.82.823.42.6
from 60 m2/ha14.86.97.91.78.61.7
total100.0.100.0.100.0.
Central Plateauto 19 m2/ha20.75.330.52.429.12.2
20-39 m2/ha41.46.541.12.641.12.4
40-59 m2/ha36.26.320.82.123.02.1
from 60 m2/ha1.71.77.61.46.81.2
total100.0.100.0.100.0.
Eastern Plateauto 19 m2/ha34.38.031.91.932.01.9
20-39 m2/ha42.98.440.02.040.22.0
40-59 m2/ha20.06.821.81.721.71.7
from 60 m2/ha2.92.86.21.06.01.0
total100.0.100.0.100.0.
Western Pre-Alpsto 19 m2/ha21.73.337.44.927.82.8
20-39 m2/ha34.23.923.04.329.82.9
40-59 m2/ha31.03.725.04.428.72.9
from 60 m2/ha13.22.714.63.613.72.2
total100.0.100.0.100.0.
Central Pre-Alpsto 19 m2/ha25.32.633.72.829.51.9
20-39 m2/ha35.92.932.62.834.22.0
40-59 m2/ha29.72.821.12.425.41.9
from 60 m2/ha9.21.712.52.010.91.3
total100.0.100.0.100.0.
Eastern Pre-Alpsto 19 m2/ha15.52.527.43.121.22.0
20-39 m2/ha37.93.332.33.335.22.3
40-59 m2/ha29.73.123.93.026.92.2
from 60 m2/ha16.92.516.42.616.71.8
total100.0.100.0.100.0.
Northwestern Alpsto 19 m2/ha29.53.243.94.335.12.6
20-39 m2/ha37.73.426.53.833.32.6
40-59 m2/ha23.73.020.53.522.42.3
from 60 m2/ha9.22.09.12.59.11.6
total100.0.100.0.100.0.
Central Alpsto 19 m2/ha28.15.242.65.835.23.9
20-39 m2/ha37.25.633.65.635.54.0
40-59 m2/ha28.15.212.53.920.53.3
from 60 m2/ha6.72.911.23.78.92.4
total100.0.100.0.100.0.
Northeastern Alpsto 19 m2/ha33.74.443.06.337.03.6
20-39 m2/ha31.04.326.85.629.53.4
40-59 m2/ha21.63.815.94.619.63.0
from 60 m2/ha13.83.214.24.413.92.6
total100.0.100.0.100.0.
Southwestern Alpsto 19 m2/ha29.22.263.13.439.91.9
20-39 m2/ha39.92.324.23.034.91.9
40-59 m2/ha23.32.07.31.818.21.5
from 60 m2/ha7.61.35.41.66.91.0
total100.0.100.0.100.0.
Southeastern Alpsto 19 m2/ha27.52.143.32.634.61.7
20-39 m2/ha44.42.333.42.539.51.7
40-59 m2/ha22.72.017.02.020.11.4
from 60 m2/ha5.31.16.31.35.80.8
total100.0.100.0.100.0.
Southern Alpsto 19 m2/ha36.01.863.53.641.81.7
20-39 m2/ha43.31.924.03.139.21.7
40-59 m2/ha15.41.410.92.314.41.2
from 60 m2/ha5.30.91.60.94.50.7
total100.0.100.0.100.0.
Switzerlandto 19 m2/ha27.90.835.20.832.00.6
20-39 m2/ha40.80.937.40.838.90.6
40-59 m2/ha23.40.820.10.721.60.5
from 60 m2/ha7.80.57.30.47.50.3
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158099/144478

NFI3

forest area: protection forest perimeter SilvaProtect · basal area (standing live trees) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regionbasal area (standing live trees)1000 ha± %1000 ha± %1000 ha± %
Western Jurato 19 m2/ha5.21830.3735.46
20-39 m2/ha16.11057.5573.64
40-59 m2/ha9.71329.0738.76
from 60 m2/ha1.3385.0196.317
total32.27121.82154.01
Eastern Jurato 19 m2/ha1.43710.91212.311
20-39 m2/ha2.92521.2724.17
40-59 m2/ha1.2407.8158.913
from 60 m2/ha0.21001.7331.931
total5.61841.6347.22
Western Plateauto 19 m2/ha1.73313.01114.710
20-39 m2/ha2.03016.8918.88
40-59 m2/ha0.65811.01211.611
from 60 m2/ha0.7503.5224.320
total5.01844.4349.43
Central Plateauto 19 m2/ha2.02918.2920.38
20-39 m2/ha4.02024.6728.66
40-59 m2/ha3.52112.51116.09
from 60 m2/ha0.21004.6194.718
total9.81259.9369.62
Eastern Plateauto 19 m2/ha2.22933.3635.56
20-39 m2/ha2.72641.9544.65
40-59 m2/ha1.33822.8824.18
from 60 m2/ha0.21006.5166.716
total6.316104.62110.91
Western Pre-Alpsto 19 m2/ha6.1166.61612.611
20-39 m2/ha9.5134.02013.610
40-59 m2/ha8.6134.42013.010
from 60 m2/ha3.7222.6266.216
total27.9617.6845.53
Central Pre-Alpsto 19 m2/ha12.41116.91029.37
20-39 m2/ha17.6916.41034.06
40-59 m2/ha14.61010.61225.28
from 60 m2/ha4.5206.31610.812
total49.1550.1599.22
Eastern Pre-Alpsto 19 m2/ha6.0179.71315.710
20-39 m2/ha14.61011.41226.07
40-59 m2/ha11.4128.41419.98
from 60 m2/ha6.5165.81712.311
total38.5535.4673.92
Northwestern Alpsto 19 m2/ha11.01210.41221.48
20-39 m2/ha14.0106.31620.38
40-59 m2/ha8.8134.91913.710
from 60 m2/ha3.4222.2295.617
total37.2523.7861.03
Central Alpsto 19 m2/ha4.0215.7179.712
20-39 m2/ha5.3184.5199.812
40-59 m2/ha4.0211.7335.717
from 60 m2/ha0.9441.5352.527
total14.1913.51027.65
Northeastern Alpsto 19 m2/ha6.6154.61811.211
20-39 m2/ha6.1162.9239.012
40-59 m2/ha4.2191.7316.016
from 60 m2/ha2.7241.5334.219
total19.7710.71130.44
Southwestern Alpsto 19 m2/ha22.2822.2844.45
20-39 m2/ha30.378.51438.96
40-59 m2/ha17.792.62620.38
from 60 m2/ha5.8171.9307.715
total76.0335.26111.32
Southeastern Alpsto 19 m2/ha21.7827.7749.45
20-39 m2/ha35.0621.4856.45
40-59 m2/ha17.9910.91228.77
from 60 m2/ha4.2204.0218.314
total78.8364.04142.82
Southern Alpsto 19 m2/ha42.9620.5963.44
20-39 m2/ha51.757.71559.44
40-59 m2/ha18.493.52221.98
from 60 m2/ha6.4160.5586.916
total119.3232.37151.62
Switzerlandto 19 m2/ha145.23230.13375.42
20-39 m2/ha212.03245.12457.22
40-59 m2/ha121.84131.73253.62
from 60 m2/ha40.7647.6688.34
total519.81654.711174.41

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158100/144479

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectstand stability %± %± %± %± %± %± %±
inside perimetercritical4.61.47.22.06.30.74.31.04.21.13.60.75.10.4
less stable29.93.136.53.739.11.533.12.330.12.436.11.835.70.9
stable65.43.256.33.854.51.562.72.465.72.560.31.959.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetercritical4.80.78.00.85.80.85.51.75.41.32.01.06.10.4
less stable27.71.537.21.433.81.632.23.526.12.535.23.432.90.8
stable67.61.654.81.460.41.762.23.668.52.662.93.561.10.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalcritical4.70.67.90.76.10.54.70.94.80.83.30.65.60.3
less stable28.11.437.11.336.81.132.82.028.21.735.91.634.10.6
stable67.11.455.01.357.11.162.52.067.01.860.81.660.20.6
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, 03.11.2014 #158101/144480

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetercritical1.8312.12912.5122.9242.6264.42026.48
less stable11.81210.91377.6422.5818.9943.96185.63
stable25.7816.810108.1342.6541.4573.44308.02
total39.3629.97198.2267.9363.04121.72519.91
outside of perimetercritical7.41518.1108.8141.7313.0240.75039.67
less stable43.1684.4451.269.91314.41111.912214.83
stable105.23124.3391.3419.1937.8621.39398.92
total155.72226.71151.3330.7755.1533.87653.41
totalcritical9.21420.2921.394.6195.6175.11866.05
less stable54.9595.34128.8332.4633.3655.85400.42
stable130.92141.13199.4261.7479.2394.63706.91
total195.01256.61349.4198.72118.12155.521173.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158102/144481

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonstand stability %± %± %±
AGcritical..4.71.34.51.3
less stable44.416.638.43.038.63.0
stable55.616.656.93.056.83.0
total100.0.100.0.100.0.
AIcritical......
less stable15.08.1..8.54.8
stable85.07.1100.0.91.54.8
total100.0.100.0.100.0.
ARcritical5.65.4..2.02.0
less stable16.78.931.08.225.96.2
stable77.89.769.08.272.26.4
total100.0.100.0.100.0.
BEcritical4.91.03.90.94.40.7
less stable40.72.338.92.239.81.6
stable54.42.357.22.255.81.6
total100.0.100.0.100.0.
BL/BScritical9.56.45.02.45.92.3
less stable19.08.643.25.538.24.8
stable71.49.851.95.655.94.9
total100.0.100.0.100.0.
FRcritical5.72.54.91.85.21.5
less stable37.55.243.44.241.13.2
stable56.85.351.74.253.73.3
total100.0.100.0.100.0.
GEcritical......
less stable......
stable..100.0.100.0.
total..100.0.100.0.
GLcritical9.44.010.04.79.73.1
less stable52.96.944.87.949.45.2
stable37.76.745.27.940.95.1
total100.0.100.0.100.0.
GRcritical5.20.94.51.04.90.7
less stable33.02.027.92.230.91.5
stable61.82.067.62.364.21.5
total100.0.100.0.100.0.
JUcritical1.61.610.32.77.41.9
less stable37.16.125.43.929.33.3
stable61.36.164.34.363.33.5
total100.0.100.0.100.0.
LUcritical14.65.513.62.413.72.2
less stable39.17.638.63.538.73.1
stable46.37.847.83.547.53.2
total100.0.100.0.100.0.
NEcritical..2.21.21.81.1
less stable16.07.320.33.419.63.1
stable84.07.277.53.678.53.2
total100.0.100.0.100.0.
NWcritical30.19.627.810.629.17.1
less stable56.810.355.611.856.37.7
stable13.17.116.78.914.75.6
total100.0.100.0.100.0.
OWcritical11.84.53.52.57.42.5
less stable45.17.019.35.231.54.5
stable43.16.977.25.661.14.7
total100.0.100.0.100.0.
SGcritical6.61.910.22.78.11.6
less stable26.53.325.03.825.92.5
stable66.83.564.84.266.02.7
total100.0.100.0.100.0.
SHcritical..3.32.33.12.2
less stable100.0.31.15.934.45.9
stable..65.66.062.55.9
total100.0.100.0.100.0.
SOcritical11.17.46.51.97.01.9
less stable33.311.127.23.427.83.3
stable55.611.766.23.665.23.5
total100.0.100.0.100.0.
SZcritical7.83.13.52.05.61.8
less stable40.35.630.75.035.23.8
stable51.95.765.85.259.23.9
total100.0.100.0.100.0.
TGcritical..9.02.77.92.4
less stable68.811.534.34.538.64.3
stable31.311.656.74.753.54.4
total100.0.100.0.100.0.
TIcritical2.20.62.01.12.20.6
less stable35.62.035.74.035.61.8
stable62.22.162.34.062.21.8
total100.0.100.0.100.0.
URcritical3.92.712.35.27.52.8
less stable44.26.941.37.742.95.1
stable52.06.946.47.849.55.2
total100.0.100.0.100.0.
VDcritical5.82.15.41.15.51.0
less stable38.04.429.22.231.12.0
stable56.24.565.52.363.42.1
total100.0.100.0.100.0.
VScritical4.71.06.31.75.20.9
less stable33.22.233.03.333.11.8
stable62.12.360.73.461.61.9
total100.0.100.0.100.0.
ZGcritical..15.88.58.84.9
less stable..21.19.411.85.6
stable100.0.63.111.179.46.7
total100.0.100.0.100.0.
ZHcritical12.511.78.51.78.71.7
less stable37.517.136.13.036.12.9
stable50.017.755.43.155.23.1
total100.0.100.0.100.0.
Switzerlandcritical5.10.46.00.45.60.3
less stable35.70.932.90.834.20.6
stable59.20.961.00.860.20.6
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #158103/144482

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantonstand stability1000 ha± %1000 ha± %1000 ha± %
AGcritical..2.2282.228
less stable0.75018.2818.98
stable0.94426.9627.86
total1.73347.3249.02
AIcritical......
less stable0.556..0.556
stable2.6182.3224.99
total3.0162.3225.47
ARcritical0.2100..0.2100
less stable0.5571.6292.124
stable2.3233.6185.911
total2.9195.3128.26
BEcritical4.1213.4237.515
less stable33.9733.9767.94
stable45.3649.9595.33
total83.4487.33170.61
BL/BScritical0.4700.8491.240
less stable0.8497.0147.813
stable3.0248.41311.510
total4.22016.3620.54
FRcritical0.9441.3372.228
less stable6.01611.31117.48
stable9.11313.51022.77
total16.1926.1642.23
GEcritical......
less stable......
stable..3.1133.113
total..3.1133.113
GLcritical0.9440.7491.532
less stable4.8173.1227.912
stable3.4213.1226.514
total9.1116.91416.06
GRcritical5.2183.2238.414
less stable33.6719.7953.35
stable62.9447.85110.73
total101.7370.74172.41
JUcritical0.21002.3272.526
less stable4.1205.7169.812
stable6.81514.4921.16
total11.01122.4633.43
LUcritical1.0404.6185.616
less stable2.72413.11015.89
stable3.22216.2919.47
total7.01433.9440.93
NEcritical..0.5570.557
less stable0.7505.0175.716
stable3.82019.2723.05
total4.51924.7529.23
NWcritical1.4361.0432.326
less stable2.6242.0284.515
stable0.6560.6561.238
total4.5163.5198.06
OWcritical1.1400.4701.434
less stable4.1192.0296.115
stable4.0197.91311.99
total9.21110.21019.44
SGcritical2.1292.3274.419
less stable8.4145.61714.010
stable21.2814.51035.75
total31.7622.4754.13
SHcritical..0.4700.470
less stable0.6573.7204.318
stable..7.8107.810
total0.65711.9512.44
SOcritical0.3711.9302.327
less stable1.0408.1139.112
stable1.73119.6621.46
total3.12329.6432.83
SZcritical1.1400.5571.633
less stable5.7164.81810.411
stable7.31410.21217.58
total14.1915.5829.64
TGcritical..1.7311.731
less stable1.8296.4148.212
stable0.84410.61011.49
total2.72418.6521.34
TIcritical2.1290.5582.626
less stable34.369.11343.55
stable60.0415.91075.93
total96.4325.58121.92
URcritical0.4700.9441.337
less stable4.3193.2237.514
stable5.1173.5228.612
total9.7117.61417.46
VDcritical1.3384.2215.418
less stable8.31422.7831.07
stable12.31150.9563.24
total21.9877.7399.72
VScritical3.6222.2285.817
less stable25.2711.61236.96
stable47.2521.4868.64
total76.1335.26111.32
ZGcritical..0.5560.556
less stable..0.7490.749
stable2.6202.1244.810
total2.6203.4176.07
ZHcritical0.21004.1214.320
less stable0.65817.3917.98
stable0.75026.6627.46
total1.53548.1349.62
Switzerlandcritical26.4839.6766.05
less stable185.53215.93401.32
stable306.92400.32707.21
total518.81655.711174.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #158104/144483

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectstand stability %± %± %± %± %± %±
inside perimetercritical5.31.55.02.07.51.04.70.63.60.75.10.4
less stable30.63.237.54.437.11.935.61.335.81.835.70.9
stable64.13.357.54.555.42.059.81.460.71.959.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetercritical4.90.78.00.85.20.96.00.82.11.06.10.4
less stable28.71.536.31.435.12.030.51.635.23.532.90.8
stable66.31.655.61.559.72.063.61.762.73.661.10.8
total100.0.100.0.100.0.100.0.100.0.100.0.
totalcritical5.00.77.80.76.40.75.20.53.20.65.60.3
less stable29.11.436.41.336.21.433.61.035.71.634.10.6
stable65.91.455.81.457.51.461.31.161.11.760.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158105/144484

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetercritical2.0301.1418.61410.4134.22026.48
less stable11.7128.01542.8679.9442.76185.13
stable24.5812.31264.05134.3372.44307.42
total38.1621.49115.43224.62119.32518.91
outside of perimetercritical8.01516.8105.4188.7140.75039.57
less stable46.9675.8436.2744.6611.412214.83
stable108.13116.1361.6592.9420.29399.02
total163.02208.61103.23146.2332.37653.31
totalcritical10.01317.81014.01119.294.91965.95
less stable58.5583.8479.04124.4354.15399.92
stable132.62128.43125.63227.2292.63706.41
total201.21230.01218.61370.81151.621172.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158106/144485

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectstand stability %± %± %± %± %± %± %±
inside perimetercritical5.21.26.81.06.41.24.71.04.00.93.60.75.10.4
less stable33.12.643.42.032.42.333.22.232.02.235.81.835.70.9
stable61.72.749.82.061.22.462.12.364.02.360.71.959.20.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimetercritical6.70.56.31.15.41.26.31.74.71.12.11.06.10.4
less stable33.01.037.72.229.32.533.03.327.42.335.23.532.90.8
stable60.31.156.02.265.32.660.73.468.02.462.73.661.00.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalcritical6.50.56.60.76.00.95.20.94.30.73.20.65.60.3
less stable33.11.040.81.531.01.733.11.829.91.635.71.634.20.6
stable60.51.052.61.563.11.861.61.965.81.761.11.760.20.6
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, 03.11.2014 #158107/144486

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectstand stability1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetercritical3.1247.8154.6193.6223.2234.22026.48
less stable19.6949.5523.0825.2725.2842.76185.33
stable36.6756.9543.5547.2550.4572.44307.12
total59.35114.2371.1476.0378.83119.32518.71
outside of perimetercritical24.985.8173.2232.2283.0240.75039.77
less stable122.9334.5717.11011.61217.51011.412215.03
stable224.2251.2538.3621.4843.5620.29398.82
total371.9191.5458.6535.2664.0432.37653.51
totalcritical27.9813.5117.7155.8176.1174.91966.15
less stable142.5384.0440.2636.9642.7654.15400.32
stable260.82108.2381.8368.6493.9392.63705.81
total431.21205.71129.72111.32142.82151.621172.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158108/144487

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regionstand stability %± %± %±
Western Juracritical5.01.65.60.95.50.8
less stable30.63.427.21.727.91.5
stable64.43.667.21.866.61.6
total100.0.100.0.100.0.
Eastern Juracritical6.94.72.81.13.31.1
less stable31.08.633.63.233.33.0
stable62.19.063.63.363.43.1
total100.0.100.0.100.0.
Western Plateaucritical7.45.16.31.66.41.5
less stable26.08.534.53.133.62.9
stable66.69.159.23.260.03.0
total100.0.100.0.100.0.
Central Plateaucritical5.22.97.61.47.31.3
less stable32.86.237.22.636.62.4
stable62.16.455.22.656.22.4
total100.0.100.0.100.0.
Eastern Plateaucritical2.92.89.01.28.71.1
less stable54.38.436.62.037.62.0
stable42.98.454.42.153.82.0
total100.0.100.0.100.0.
Western Pre-Alpscritical5.91.95.22.35.61.5
less stable35.63.933.44.834.73.0
stable58.54.061.45.059.63.1
total100.0.100.0.100.0.
Central Pre-Alpscritical8.81.76.51.57.61.1
less stable45.43.041.22.943.32.1
stable45.83.052.33.049.12.1
total100.0.100.0.100.0.
Eastern Pre-Alpscritical6.81.73.51.35.21.1
less stable27.83.027.43.127.62.2
stable65.33.269.23.367.22.3
total100.0.100.0.100.0.
Northwestern Alpscritical4.81.56.82.25.61.3
less stable46.43.533.34.141.32.7
stable48.83.559.84.353.12.7
total100.0.100.0.100.0.
Central Alpscritical4.02.37.03.05.51.9
less stable38.55.630.65.534.73.9
stable57.45.762.45.759.84.1
total100.0.100.0.100.0.
Northeastern Alpscritical7.02.49.63.77.92.0
less stable37.14.534.76.036.33.6
stable55.94.655.76.355.83.7
total100.0.100.0.100.0.
Southwestern Alpscritical4.71.06.31.75.20.9
less stable33.22.233.03.333.11.8
stable62.12.360.73.461.61.9
total100.0.100.0.100.0.
Southeastern Alpscritical4.00.94.71.14.30.7
less stable32.02.227.42.329.91.6
stable64.02.368.02.465.81.7
total100.0.100.0.100.0.
Southern Alpscritical3.60.72.11.03.20.6
less stable35.81.835.23.535.71.6
stable60.71.962.73.661.11.7
total100.0.100.0.100.0.
Switzerlandcritical5.10.46.00.45.60.3
less stable35.70.932.90.834.10.6
stable59.20.961.10.860.20.6
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158109/144488

NFI3

forest area: protection forest perimeter SilvaProtect · stand stability · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
economic regionstand stability1000 ha± %1000 ha± %1000 ha± %
Western Juracritical1.6336.8168.414
less stable9.81333.1743.06
stable20.8981.83102.63
total32.27121.82154.01
Eastern Juracritical0.4711.2401.635
less stable1.83314.01015.79
stable3.52326.4629.95
total5.61841.6347.22
Western Plateaucritical0.4712.8253.224
less stable1.33715.3916.69
stable3.42326.3629.66
total5.01844.4349.43
Central Plateaucritical0.5584.5195.118
less stable3.22222.2725.47
stable6.11633.1639.15
total9.81259.9369.62
Eastern Plateaucritical0.21009.4139.613
less stable3.42338.2641.75
stable2.72656.9459.64
total6.316104.62110.91
Western Pre-Alpscritical1.7330.9452.626
less stable9.9125.91715.89
stable16.3910.81227.26
total27.9617.6845.53
Central Pre-Alpscritical4.3203.2237.515
less stable22.3820.7843.05
stable22.5826.2748.75
total49.1550.1599.22
Eastern Pre-Alpscritical2.6251.2383.921
less stable10.7129.71320.48
stable25.1724.5749.64
total38.5535.4673.92
Northwestern Alpscritical1.8311.6333.422
less stable17.397.91425.27
stable18.2914.21032.46
total37.2523.7861.03
Central Alpscritical0.6570.9441.535
less stable5.5174.1209.612
stable8.1148.41416.58
total14.1913.51027.65
Northeastern Alpscritical1.4351.0412.426
less stable7.3143.72011.011
stable11.0116.01617.08
total19.7710.71130.44
Southwestern Alpscritical3.6222.2285.817
less stable25.2711.61236.96
stable47.2521.4868.64
total76.0335.26111.32
Southeastern Alpscritical3.2233.0246.117
less stable25.2817.51042.76
stable50.4543.5693.93
total78.8364.04142.82
Southern Alpscritical4.2200.7504.919
less stable42.7611.41254.15
stable72.4420.2992.63
total119.3232.37151.62
Switzerlandcritical26.4839.6766.05
less stable185.73215.43401.12
stable307.72399.72707.41
total519.81654.711174.41

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158110/144489

NFI3

forest area: protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %± %±
inside perimeter0-20%....3.10.51.30.62.20.81.80.52.00.3
21-40%0.50.51.20.83.40.55.81.29.71.63.50.74.10.4
41-60%2.81.11.81.09.50.915.01.822.82.28.51.110.60.6
61-80%10.62.110.22.321.31.227.12.231.52.518.91.521.30.8
over 80%86.22.386.82.662.71.550.92.533.72.567.31.861.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeter0-20%1.00.31.10.33.20.62.81.24.21.13.01.22.00.2
21-40%2.20.51.30.39.61.023.33.211.41.815.92.66.10.4
41-60%6.30.82.40.414.61.222.83.123.82.420.62.99.80.5
61-80%12.91.17.10.723.31.524.53.227.02.525.33.115.70.6
over 80%77.61.488.20.949.31.726.63.333.72.735.23.466.40.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.80.31.00.33.10.41.70.53.10.72.10.52.00.2
21-40%1.80.41.30.36.10.511.21.310.51.26.20.85.20.3
41-60%5.60.72.30.411.70.717.51.623.31.611.21.110.20.4
61-80%12.41.07.50.722.20.926.31.829.41.820.31.418.20.5
over 80%79.31.288.00.956.91.143.32.133.71.860.31.664.40.6
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, 03.11.2014 #158111/144490

NFI3

forest area: protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-20%....6.1170.9451.4352.22910.513
21-40%0.21000.4716.8163.9216.1174.22021.69
41-60%1.1410.55818.71010.21214.41010.41355.45
61-80%4.2213.02442.3618.4919.8923.08110.74
over 80%33.9725.98124.3334.6621.2881.93321.82
total39.3629.97198.2267.9363.04121.72519.91
outside of perimeter0-20%1.6332.5274.8190.9452.3281.04113.112
21-40%3.4232.92514.5117.2156.3165.41839.67
41-60%9.8135.41822.297.01513.1117.01664.35
61-80%20.1916.11035.277.51514.9108.614102.34
over 80%120.83199.9274.648.21418.6911.912433.91
total155.72226.71151.3330.7755.1533.87653.41
total0-20%1.6332.52710.9131.7323.7223.22423.69
21-40%3.6223.22321.3911.11212.4119.61361.25
41-60%10.8135.91740.9617.2927.5717.410119.74
61-80%24.3819.1977.4425.9734.7631.67213.03
over 80%154.72225.81198.9242.7539.8693.83755.71
total195.01256.61349.4198.72118.12155.521173.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158112/144491

NFI3

forest area: protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantondegree of cover (aerial photo, 5 classes) %± %± %±
AG0-20%..0.80.60.80.5
21-40%..2.00.91.90.8
41-60%..3.51.23.41.1
61-80%11.110.55.51.45.71.4
over 80%88.910.488.22.088.32.0
total100.0.100.0.100.0.
AI0-20%......
21-40%..6.66.42.82.8
41-60%15.08.1..8.54.8
61-80%10.06.841.012.923.47.3
over 80%75.09.252.513.165.38.2
total100.0.100.0.100.0.
AR0-20%......
21-40%......
41-60%..6.64.54.33.0
61-80%5.65.49.35.28.03.9
over 80%94.45.484.16.687.84.7
total100.0.100.0.100.0.
BE0-20%2.60.72.40.72.50.5
21-40%3.00.84.71.03.90.6
41-60%7.51.28.11.27.80.9
61-80%19.61.814.11.616.81.2
over 80%67.42.270.72.169.11.5
total100.0.100.0.100.0.
BL/BS0-20%......
21-40%......
41-60%......
61-80%4.84.75.02.44.92.2
over 80%95.24.195.02.495.12.2
total100.0.100.0.100.0.
FR0-20%4.52.24.21.74.31.3
21-40%1.11.12.11.21.70.9
41-60%13.63.711.92.712.52.2
61-80%22.74.514.02.917.32.5
over 80%58.05.367.83.964.13.2
total100.0.100.0.100.0.
GE0-20%..9.49.49.49.4
21-40%......
41-60%..9.49.49.49.4
61-80%......
over 80%..81.112.581.112.5
total..100.0.100.0.
GL0-20%1.91.9..1.11.1
21-40%3.82.612.95.47.72.8
41-60%11.54.419.96.315.13.7
61-80%18.85.424.96.921.44.3
over 80%64.16.642.37.854.75.2
total100.0.100.0.100.0.
GR0-20%2.10.63.70.92.70.5
21-40%8.21.112.21.69.90.9
41-60%18.11.621.92.119.61.3
61-80%30.31.927.62.229.21.4
over 80%41.32.034.62.438.51.5
total100.0.100.0.100.0.
JU0-20%......
21-40%..0.80.80.50.5
41-60%3.22.22.41.42.71.2
61-80%11.34.019.83.617.02.7
over 80%85.54.577.03.879.82.9
total100.0.100.0.100.0.
LU0-20%2.42.4..0.40.4
21-40%..3.01.22.51.0
41-60%..5.11.64.21.3
61-80%12.25.118.12.717.12.4
over 80%85.45.573.83.175.82.8
total100.0.100.0.100.0.
NE0-20%..1.51.01.20.9
21-40%4.03.90.70.71.20.9
41-60%..8.02.36.82.0
61-80%16.07.313.02.913.52.7
over 80%80.07.976.83.677.33.3
total100.0.100.0.100.0.
NW0-20%3.93.8..2.22.1
21-40%4.44.316.78.99.84.7
41-60%..11.17.54.93.4
61-80%4.44.322.29.912.25.2
over 80%87.46.550.011.970.97.1
total100.0.100.0.100.0.
OW0-20%..5.22.92.81.6
21-40%3.92.712.34.48.32.7
41-60%13.74.821.15.417.63.7
61-80%31.46.521.15.425.94.2
over 80%51.07.040.46.545.44.8
total100.0.100.0.100.0.
SG0-20%2.21.11.61.11.90.8
21-40%3.31.38.62.55.51.3
41-60%5.51.78.62.56.81.4
61-80%15.52.716.43.315.92.1
over 80%73.53.364.84.269.92.6
total100.0.100.0.100.0.
SH0-20%......
21-40%......
41-60%......
61-80%..1.61.61.61.6
over 80%100.0.98.41.698.41.6
total100.0.100.0.100.0.
SO0-20%..0.60.60.50.5
21-40%..0.60.60.50.5
41-60%5.65.43.01.33.21.3
61-80%22.29.85.41.77.01.9
over 80%72.210.690.52.388.82.3
total100.0.100.0.100.0.
SZ0-20%5.22.55.72.55.51.8
21-40%1.31.313.03.77.42.1
41-60%10.43.514.13.812.32.6
61-80%22.14.725.94.824.13.4
over 80%61.15.641.25.450.73.9
total100.0.100.0.100.0.
TG0-20%..2.01.41.71.2
21-40%..0.90.90.80.8
41-60%..2.71.52.41.3
61-80%6.36.15.52.25.62.1
over 80%93.85.888.93.089.52.7
total100.0.100.0.100.0.
TI0-20%1.90.62.81.42.10.5
21-40%3.10.715.13.05.60.9
41-60%8.61.221.33.411.31.2
61-80%17.21.623.63.518.51.5
over 80%69.32.037.24.062.61.8
total100.0.100.0.100.0.
UR0-20%1.81.82.52.42.11.5
21-40%1.91.99.84.75.42.4
41-60%9.64.122.16.515.13.7
61-80%23.15.924.36.723.74.4
over 80%63.56.641.37.753.85.2
total100.0.100.0.100.0.
VD0-20%1.61.12.10.72.00.6
21-40%1.71.23.90.93.40.8
41-60%4.11.810.01.58.71.2
61-80%17.33.416.81.816.91.6
over 80%75.23.967.22.369.02.0
total100.0.100.0.100.0.
VS0-20%1.40.63.01.21.90.5
21-40%5.61.123.83.011.41.2
41-60%15.01.720.92.816.91.5
61-80%25.62.123.33.024.91.7
over 80%52.42.429.03.245.01.9
total100.0.100.0.100.0.
ZG0-20%6.76.5..2.92.9
21-40%6.76.5..2.92.9
41-60%13.38.9..5.94.1
61-80%6.76.515.88.511.85.6
over 80%66.712.084.28.576.57.4
total100.0.100.0.100.0.
ZH0-20%..1.20.71.10.6
21-40%12.511.71.60.81.90.8
41-60%..1.20.71.10.6
61-80%12.511.76.61.56.71.5
over 80%75.015.389.61.989.11.9
total100.0.100.0.100.0.
Switzerland0-20%2.00.32.00.22.00.2
21-40%4.10.46.00.45.20.3
41-60%10.60.69.80.510.20.4
61-80%21.30.815.60.618.10.5
over 80%61.90.966.50.764.50.6
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #158113/144492

NFI3

forest area: protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
protection forest perimeter SilvaProtect
inside perimeteroutside of perimetertotal
cantondegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %
AG0-20%..0.4710.471
21-40%..0.9440.944
41-60%..1.7331.733
61-80%0.21002.6262.825
over 80%1.53541.7343.23
total1.73347.3249.02
AI0-20%......
21-40%..0.21000.2100
41-60%0.556..0.556
61-80%0.3701.0391.333
over 80%2.3201.2323.514
total3.0162.3225.47
AR0-20%......
21-40%......
41-60%..0.4710.471
61-80%0.21000.5570.749
over 80%2.8204.4147.27
total2.9195.3128.26
BE0-20%2.1292.1294.320
21-40%2.5274.1216.616
41-60%6.2177.11613.311
61-80%16.41012.31228.67
over 80%56.2561.75117.83
total83.4487.33170.61
BL/BS0-20%......
21-40%......
41-60%......
61-80%0.21000.8491.044
over 80%4.02015.5719.54
total4.22016.3620.54
FR0-20%0.7501.1411.831
21-40%0.21000.5580.750
41-60%2.2283.1245.318
61-80%3.7223.7227.315
over 80%9.31317.7827.16
total16.1926.1642.23
GE0-20%..0.31000.3100
21-40%......
41-60%..0.31000.3100
61-80%......
over 80%..2.5212.521
total..3.1133.113
GL0-20%0.2100..0.2100
21-40%0.3700.9451.237
41-60%1.0401.4342.426
61-80%1.7301.7313.421
over 80%5.8152.9238.711
total9.1116.91416.06
GR0-20%2.1292.6264.719
21-40%8.4148.71417.010
41-60%18.4915.51033.97
61-80%30.8719.5950.35
over 80%42.0624.4866.54
total101.7370.74172.41
JU0-20%......
21-40%..0.21000.2100
41-60%0.4710.5580.944
61-80%1.2374.4195.716
over 80%9.41217.2826.74
total11.01122.4633.43
LU0-20%0.2100..0.2100
21-40%..1.0411.041
41-60%..1.7311.731
61-80%0.8446.1167.015
over 80%6.01625.0631.05
total7.01433.9440.93
NE0-20%..0.4710.471
21-40%0.21000.21000.471
41-60%..2.0302.030
61-80%0.7503.2223.920
over 80%3.62119.0622.65
total4.51924.7529.23
NW0-20%0.2100..0.2100
21-40%0.21000.6560.848
41-60%..0.4700.470
61-80%0.21000.8481.043
over 80%3.9171.8305.712
total4.5163.5198.06
OW0-20%..0.5580.558
21-40%0.4701.3371.632
41-60%1.3372.2283.421
61-80%2.9232.2285.017
over 80%4.7174.1198.811
total9.21110.21019.44
SG0-20%0.7500.4711.141
21-40%1.1411.9303.024
41-60%1.8311.9303.721
61-80%4.9183.7218.613
over 80%23.3714.51037.85
total31.7622.4754.13
SH0-20%......
21-40%......
41-60%......
61-80%..0.21000.2100
over 80%0.65711.7512.24
total0.65711.9512.44
SO0-20%..0.21000.2100
21-40%..0.21000.2100
41-60%0.21000.9441.040
61-80%0.7501.6332.327
over 80%2.32726.8429.14
total3.12329.6432.83
SZ0-20%0.7500.9451.633
21-40%0.21002.0292.228
41-60%1.5352.2283.721
61-80%3.1234.0207.114
over 80%8.6136.41515.08
total14.1915.5829.64
TG0-20%..0.4710.471
21-40%..0.21000.2100
41-60%..0.5570.557
61-80%0.21001.0411.237
over 80%2.52416.6619.14
total2.72418.6521.34
TI0-20%1.8320.7502.527
21-40%3.0243.8216.816
41-60%8.3145.41813.711
61-80%16.5106.01722.68
over 80%66.849.51376.33
total96.4325.58121.92
UR0-20%0.21000.21000.471
21-40%0.21000.7490.944
41-60%0.9441.7322.625
61-80%2.2281.9314.120
over 80%6.2153.2239.312
total9.7117.61417.46
VD0-20%0.4711.6332.030
21-40%0.4713.1243.423
41-60%0.9457.8158.714
61-80%3.82113.01116.910
over 80%16.51052.2468.73
total21.9877.7399.72
VS0-20%1.0411.0412.129
21-40%4.3208.41412.611
41-60%11.4127.41518.89
61-80%19.498.21427.77
over 80%39.9610.21250.15
total76.1335.26111.32
ZG0-20%0.2100..0.2100
21-40%0.2100..0.2100
41-60%0.470..0.470
61-80%0.21000.5560.748
over 80%1.8272.8204.612
total2.6203.4176.07
ZH0-20%..0.6580.658
21-40%0.21000.7500.944
41-60%..0.6580.658
61-80%0.21003.2243.323
over 80%1.14043.1344.23
total1.53548.1349.62
Switzerland0-20%10.51313.31223.89
21-40%21.5939.5761.15
41-60%55.2564.55119.74
61-80%110.64102.14212.73
over 80%321.02436.31757.31
total518.81655.711174.51

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #158114/144493

NFI3

forest area: protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectdegree of cover (aerial photo, 5 classes) %± %± %± %± %± %±
inside perimeter0-20%....2.00.62.60.41.80.52.00.3
21-40%0.50.5..2.50.66.40.73.40.74.10.4
41-60%2.91.10.80.87.91.115.51.08.41.110.60.6
61-80%11.02.27.52.418.61.527.01.218.71.521.30.8
over 80%85.72.491.72.568.91.848.41.467.71.861.90.9
total100.0.100.0.100.0.100.0.100.0.100.0.
outside of perimeter0-20%0.90.31.20.32.40.63.90.73.21.32.00.2
21-40%1.90.51.50.44.90.915.91.315.72.76.10.4
41-60%5.50.82.90.512.01.420.71.420.53.09.80.5
61-80%12.01.17.20.822.61.725.01.524.43.215.60.6
over 80%79.81.387.21.058.22.134.51.636.33.566.50.7
total100.0.100.0.100.0.100.0.100.0.100.0.
total0-20%0.70.31.10.32.20.43.10.42.10.52.00.2
21-40%1.60.41.40.33.60.510.10.76.00.85.20.3
41-60%5.00.72.70.59.80.917.50.811.01.110.20.4
61-80%11.81.07.20.720.51.226.21.019.91.418.10.5
over 80%80.91.287.60.963.91.442.91.161.01.764.50.6
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158115/144494

NFI3

forest area: protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter0-20%....2.3285.9172.22910.413
21-40%0.2100..2.92514.4114.02121.59
41-60%1.1410.21009.11434.7710.11355.25
61-80%4.2211.63321.5960.7522.38110.44
over 80%32.7719.6979.64108.8380.73321.42
total38.1621.49115.43224.62119.32518.91
outside of perimeter0-20%1.4352.5272.5275.7181.04113.112
21-40%3.1243.2235.01923.285.11839.67
41-60%8.9146.11712.41230.376.61664.35
61-80%19.5915.01123.3836.577.915102.24
over 80%130.12181.9260.0550.4611.712434.21
total163.02208.61103.23146.2332.37653.31
total0-20%1.4352.5274.81911.6123.22423.69
21-40%3.3233.2237.91537.679.11461.15
41-60%10.0136.21721.5965.1516.710119.54
61-80%23.7816.61044.8697.3430.27212.63
over 80%162.82201.51139.62159.2392.53755.51
total201.21230.01218.61370.81151.621172.21

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #158116/144495
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