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NFI4b

forest area: stand stability · regeneration cover · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%......0.3100..0.3100
1-9%......1.0580.7711.745
10-25%......0.31000.41000.771
26-50%............
51-75%......0.771..0.771
76-100%............
total......2.4381.1583.532
less stable< 1%......1.450..1.450
1-9%1.158..0.41002.8352.8357.122
10-25%0.771..0.41003.5322.1416.723
26-50%......2.1411.4503.532
51-75%..0.41000.41000.3100..1.158
76-100%......0.31000.41000.771
total1.8450.41001.15810.4186.72220.413
stable< 1%......0.3100..0.3100
1-9%0.4100....4.5281.8456.723
10-25%0.771....3.1331.4505.326
26-50%....1.1581.0580.41002.538
51-75%0.4100..0.41000.771..1.450
76-100%....0.41000.3100..0.771
total1.550..1.84510.0183.63116.914
total< 1%......2.141..2.141
1-9%1.550..0.41008.3205.32515.515
10-25%1.550..0.41006.9223.93012.617
26-50%....1.1583.1331.8456.024
51-75%0.41000.41000.7711.745..3.233
76-100%....0.41000.7710.41001.450
total3.3330.41002.93522.81211.41740.79

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169150/155533

NFI3

forest area: altitudinal vegetation zone · stand structure · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonestand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpinen/a..............
single-layered..0.21000.21001.5331.4350.5583.821
multi-layered......0.7500.7500.21001.633
stratified......0.9450.9451.2383.024
clustered structure..0.21000.21000.21000.21000.4711.141
total..0.4710.3713.2233.2232.3289.414
lower subalpinen/a..0.2100..0.5580.2100..0.945
single-layered0.21003.6221.9305.5173.5221.93016.610
multi-layered..1.1410.9453.1232.1291.4358.514
stratified0.21001.6330.9452.7251.6331.4358.414
clustered structure..0.9450.21000.21000.21000.21001.633
total0.4717.4153.82111.9117.5155.01936.07
upper montanen/a..0.9450.5580.21000.5580.21002.328
single-layered0.9455.1193.1232.9244.0212.82518.810
multi-layered1.1412.5272.4273.9211.2381.83212.912
stratified0.5583.3230.5580.7501.2382.3288.514
clustered structure..0.2100........0.2100
total2.52711.9126.6167.7147.0167.11642.86
lower montanen/a..............
single-layered0.4710.9452.129..0.2100..3.522
multi-layered1.1410.9451.238..1.141..4.220
stratified0.471..0.371..0.471..1.141
clustered structure..............
total1.8321.8323.622..1.633..8.814
colline/submontanen/a..0.2100........0.2100
single-layered..0.2100..0.2100....0.471
multi-layered......0.3710.2100..0.558
stratified..............
clustered structure..............
total..0.471..0.5580.2100..1.041
totaln/a..1.3380.5580.7500.7500.21003.423
single-layered1.4359.9137.31510.1139.1135.31843.16
multi-layered2.2294.5204.5198.0145.3183.42327.88
stratified1.1414.9191.7314.3204.0215.01920.99
clustered structure..1.3380.3710.3710.4710.5582.825
total4.72021.9914.41023.4819.4914.31198.04

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169151/155534

NFI4b

forest area: stand stability · regeneration cover · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %±
critical< 1%....4.34.3......0.80.8
1-9%......4.24.122.213.96.24.34.31.9
10-25%....4.34.3....3.13.11.71.2
26-50%..............
51-75%....4.34.34.24.1....1.71.2
76-100%..............
total....13.07.08.35.622.213.99.45.28.62.6
less stable< 1%....13.07.0..11.110.5..3.41.7
1-9%30.014.511.17.4..24.98.811.110.525.07.717.33.5
10-25%20.012.627.810.613.07.04.24.122.213.918.76.916.53.5
26-50%....8.75.916.67.6..12.55.88.52.6
51-75%10.09.55.65.44.34.3......2.61.5
76-100%..5.65.4......3.13.11.81.2
total59.915.550.011.839.110.245.710.244.416.659.38.750.04.6
stable< 1%....4.34.3......0.80.8
1-9%10.09.516.78.813.07.025.28.911.110.515.76.516.43.4
10-25%20.112.75.65.417.47.912.56.711.110.512.55.812.93.1
26-50%..11.17.48.75.94.24.111.110.53.13.16.02.2
51-75%10.09.511.17.4..4.24.1....3.51.7
76-100%..5.65.44.34.3......1.71.2
total40.115.550.011.847.810.446.010.233.315.731.38.241.44.6
total< 1%....21.78.6..11.110.5..5.12.0
1-9%39.915.527.810.613.07.054.310.244.416.646.98.838.04.5
10-25%40.115.533.311.134.89.916.67.633.315.734.38.431.14.3
26-50%..11.17.417.47.920.88.311.110.515.66.414.63.3
51-75%20.012.616.78.88.75.98.35.6....7.82.5
76-100%..11.17.44.34.3....3.13.13.51.7
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 #169152/155535

NFI3

forest area: altitudinal vegetation zone · stand structure · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionstand structure %± %± %± %± %± %±
Western Juran/a............
single-layered..50.235.435.712.822.213.9..32.09.3
multi-layered....42.913.255.616.6..44.09.9
stratified..49.835.421.411.022.213.9..24.08.5
clustered structure............
total..100.0.100.0.100.0...100.0.
Eastern Juran/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Western Plateaun/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Central Plateaun/a............
single-layered............
multi-layered......100.0...100.0.
stratified............
clustered structure............
total......100.0...100.0.
Eastern Plateaun/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Western Pre-Alpsn/a....18.89.8..48.935.315.27.0
single-layered..71.417.143.712.4..51.135.350.19.8
multi-layered..14.313.212.58.3100.0...15.47.1
stratified..14.313.225.010.8....19.37.8
clustered structure............
total..100.0.100.0.100.0.100.0.100.0.
Central Pre-Alpsn/a............
single-layered..54.515.053.312.933.319.3..48.58.7
multi-layered..9.18.713.38.866.719.2..21.27.1
stratified..18.211.626.711.4....18.26.7
clustered structure100.0.18.211.66.76.4....12.15.7
total100.0.100.0.100.0.100.0...100.0.
Eastern Pre-Alpsn/a............
single-layered..66.727.233.319.342.918.7..43.812.4
multi-layered..33.327.266.719.357.118.7..56.312.4
stratified............
clustered structure............
total..100.0.100.0.100.0...100.0.
Northwestern Alpsn/a..4.34.35.73.9....4.82.7
single-layered100.0.39.110.237.18.2100.0...41.96.3
multi-layered..17.47.928.67.6....22.65.3
stratified..26.19.228.67.6....25.85.6
clustered structure..13.07.0......4.82.7
total100.0.100.0.100.0.100.0...100.0.
Central Alpsn/a....12.58.3....6.54.4
single-layered50.035.455.616.631.311.6100.0...48.39.0
multi-layered..33.315.850.012.5....35.68.6
stratified..11.110.56.36.1....6.54.4
clustered structure50.035.4........3.23.2
total100.0.100.0.100.0.100.0...100.0.
Northeastern Alpsn/a....6.36.1....2.82.7
single-layered..39.715.568.711.650.015.8..55.48.3
multi-layered..9.99.412.58.330.014.5..16.66.2
stratified..40.515.612.58.320.012.7..22.47.0
clustered structure..9.99.4......2.82.7
total..100.0.100.0.100.0...100.0.
Southwestern Alpsn/a..4.42.52.22.2....3.01.5
single-layered47.411.545.76.037.87.2..33.327.243.04.2
multi-layered21.19.425.75.251.17.4..66.727.234.34.1
stratified26.310.122.85.08.94.2....18.23.3
clustered structure5.35.11.41.4......1.51.0
total100.0.100.0.100.0...100.0.100.0.
Southeastern Alpsn/a..2.42.37.54.2....3.61.8
single-layered44.411.746.57.657.57.811.110.5..46.84.7
multi-layered22.29.827.96.817.56.066.715.7100.0.27.04.2
stratified27.810.621.06.217.56.022.213.9..20.73.8
clustered structure5.65.42.32.3......1.81.3
total100.0.100.0.100.0.100.0.100.0.100.0.
Southern Alpsn/a....2.52.5....1.21.2
single-layered22.911.639.29.240.07.8....37.05.4
multi-layered7.67.428.78.625.06.9....23.54.7
stratified53.813.828.58.532.47.4....34.55.3
clustered structure15.610.13.63.5......3.72.1
total100.0.100.0.100.0.....100.0.
Switzerlandn/a..2.41.15.41.5..16.815.33.40.8
single-layered40.66.746.13.543.93.240.26.933.919.444.02.1
multi-layered16.55.023.83.030.42.947.97.149.320.428.41.9
stratified31.56.323.32.919.82.611.94.6..21.31.7
clustered structure11.44.44.41.40.40.4....2.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169153/155536

NFI4b

forest area: stand stability · regeneration cover · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.3100......0.3100
1-9%......0.31000.7710.7711.845
10-25%....0.3100....0.41000.771
26-50%..............
51-75%....0.31000.3100....0.771
76-100%..............
total....1.0580.7710.7711.1583.532
less stable< 1%....1.058..0.4100..1.450
1-9%1.1580.771..2.1410.41002.8357.022
10-25%0.7711.8451.0580.31000.7712.1416.723
26-50%....0.7711.450..1.4503.532
51-75%0.41000.41000.3100......1.158
76-100%..0.4100......0.41000.771
total2.1413.2333.1333.8301.4506.72220.413
stable< 1%....0.3100......0.3100
1-9%0.41001.1581.0582.1410.41001.8456.723
10-25%0.7710.41001.4501.0580.41001.4505.326
26-50%..0.7710.7710.31000.41000.41002.538
51-75%0.41000.771..0.3100....1.450
76-100%..0.41000.3100......0.771
total1.4503.2333.8303.8301.1583.63116.914
total< 1%....1.744..0.4100..2.141
1-9%1.4501.8451.0584.5271.4505.32515.515
10-25%1.4502.2412.8351.4501.1583.93012.717
26-50%..0.7711.4501.7440.41001.8455.924
51-75%0.7711.1580.7710.771....3.233
76-100%..0.7710.3100....0.41001.450
total3.6326.5237.9208.2203.23311.41740.89

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169154/155537

NFI4b

forest area: stand stability · regeneration cover · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
stand stabilityregeneration cover %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%..................9.18.7........0.80.8
1-9%......................4.24.122.213.96.24.34.31.9
10-25%..................9.18.7......3.13.11.71.2
26-50%..............................
51-75%....................11.110.54.24.1....1.71.2
76-100%..............................
total..................18.211.711.110.58.35.622.213.99.45.28.62.6
less stable< 1%..................18.211.711.110.5..11.110.5..3.41.7
1-9%37.317.1..........25.021.7..7.77.4....24.98.811.110.525.07.717.23.5
10-25%12.411.7100.0...........33.327.338.513.59.18.711.110.54.24.122.213.918.76.916.63.5
26-50%..................9.18.711.110.516.67.6..12.55.88.52.6
51-75%......100.0.....25.021.7....9.18.7........2.51.4
76-100%................7.77.4........3.13.11.71.2
total49.817.7100.0...100.0.....50.025.033.327.353.813.845.515.133.315.845.710.244.416.659.38.749.94.6
stable< 1%....................11.110.5......0.90.9
1-9%12.411.7..............23.111.79.18.722.213.925.28.911.110.515.76.516.43.4
10-25%25.415.5..............7.77.418.211.722.213.912.56.711.110.512.55.812.93.1
26-50%..........100.0.25.021.733.327.3..9.18.7..4.24.111.110.53.13.16.12.2
51-75%12.411.7..........25.021.7..7.77.4....4.24.1....3.51.7
76-100%..............33.327.37.77.4..........1.71.2
total50.217.7........100.0.50.025.066.727.346.213.936.414.655.616.646.010.233.315.731.38.241.54.6
total< 1%..................27.313.522.213.9..11.110.5..5.12.0
1-9%49.817.7..........25.021.7..30.812.89.18.722.213.954.310.244.416.646.98.837.94.5
10-25%37.817.2100.0...........33.327.346.213.936.414.633.315.816.67.633.315.734.38.431.24.3
26-50%..........100.0.25.021.733.327.3..18.211.711.110.520.88.311.110.515.66.414.63.3
51-75%12.411.7....100.0.....50.025.0..7.77.49.18.711.110.58.35.6....7.72.5
76-100%..............33.327.315.410.0........3.13.13.51.7
total100.0.100.0...100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #169155/155538

NFI3

forest area: altitudinal vegetation zone · stand structure · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regionstand structure1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a............
single-layered..0.21000.9450.471..1.435
multi-layered....1.1410.945..2.030
stratified..0.21000.5580.471..1.141
clustered structure............
total..0.4712.5271.633..4.520
Eastern Juran/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Western Plateaun/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Central Plateaun/a............
single-layered............
multi-layered......0.2100..0.2100
stratified............
clustered structure............
total......0.2100..0.2100
Eastern Plateaun/a............
single-layered............
multi-layered............
stratified............
clustered structure............
total............
Western Pre-Alpsn/a....0.658..0.21000.750
single-layered..0.9441.337..0.21002.427
multi-layered..0.21000.4710.2100..0.750
stratified..0.21000.750....0.944
clustered structure............
total..1.3372.9240.21000.4714.819
Central Pre-Alpsn/a............
single-layered..1.1411.4350.471..2.925
multi-layered..0.21000.4710.750..1.338
stratified..0.4710.750....1.141
clustered structure0.21000.4710.2100....0.750
total0.21002.0302.7261.141..5.917
Eastern Pre-Alpsn/a............
single-layered..0.4710.4710.558..1.238
multi-layered..0.21000.7500.750..1.633
stratified............
clustered structure............
total..0.5581.1411.238..2.825
Northwestern Alpsn/a..0.21000.471....0.558
single-layered0.21001.6332.3270.558..4.719
multi-layered..0.7501.831....2.526
stratified..1.1411.831....2.925
clustered structure..0.558......0.558
total0.21004.1206.3160.558..11.212
Central Alpsn/a....0.471....0.471
single-layered0.21000.9440.9440.750..2.825
multi-layered..0.6571.535....2.129
stratified..0.21000.2100....0.471
clustered structure0.2100........0.2100
total0.4711.7333.0240.750..5.817
Northeastern Alpsn/a....0.2100....0.2100
single-layered..0.7501.9300.844..3.421
multi-layered..0.21000.3710.557..1.040
stratified..0.7500.3710.371..1.435
clustered structure..0.2100......0.2100
total..1.7312.7241.731..6.116
Southwestern Alpsn/a..0.5580.2100....0.750
single-layered1.5335.5172.924..0.210010.113
multi-layered0.7503.1233.921..0.3718.014
stratified0.9452.7250.750....4.320
clustered structure0.21000.2100......0.371
total3.22311.9117.714..0.55823.48
Southeastern Alpsn/a..0.21000.558....0.750
single-layered1.4353.5224.0210.2100..9.113
multi-layered0.7502.1291.2381.1410.21005.318
stratified0.9451.6331.2380.471..4.021
clustered structure0.21000.2100......0.471
total3.2237.5157.0161.6330.210019.49
Southern Alpsn/a....0.2100....0.2100
single-layered0.5581.9302.825....5.318
multi-layered0.21001.4351.832....3.423
stratified1.2381.4352.328....5.019
clustered structure0.4710.2100......0.558
total2.3285.0197.116....14.311
Switzerlandn/a..0.9452.328..0.21003.423
single-layered3.82116.71018.9103.5220.47143.36
multi-layered1.6338.61413.1124.2200.55828.08
stratified3.0248.4148.5141.041..20.99
clustered structure1.1411.6330.2100....2.825
total9.41436.1743.068.8141.04198.44

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169156/155539

NFI4b

forest area: stand stability · regeneration cover · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
economic regionregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura< 1%........
1-9%..1.1580.41001.450
10-25%..0.41000.7711.158
26-50%........
51-75%....0.41000.4100
76-100%........
total..1.4501.4502.935
Eastern Jura< 1%........
1-9%........
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%........
total..0.4100..0.4100
Western Plateau< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
Central Plateau< 1%........
1-9%........
10-25%........
26-50%........
51-75%..0.3100..0.3100
76-100%........
total..0.3100..0.3100
Eastern Plateau< 1%........
1-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
Western Pre-Alps< 1%........
1-9%........
10-25%........
26-50%....0.41000.4100
51-75%........
76-100%........
total....0.41000.4100
Central Pre-Alps< 1%........
1-9%..0.4100..0.4100
10-25%........
26-50%....0.41000.4100
51-75%..0.41000.41000.771
76-100%........
total..0.7710.7711.450
Eastern Pre-Alps< 1%........
1-9%........
10-25%..0.4100..0.4100
26-50%....0.41000.4100
51-75%........
76-100%....0.41000.4100
total..0.41000.7711.157
Northwestern Alps< 1%........
1-9%..0.41001.1571.450
10-25%..1.8440.41002.140
26-50%........
51-75%....0.41000.4100
76-100%..0.41000.41000.771
total..2.5372.1404.627
Central Alps< 1%0.31000.770..1.057
1-9%....0.31000.3100
10-25%0.31000.31000.7701.449
26-50%..0.31000.31000.770
51-75%..0.3100..0.3100
76-100%........
total0.7701.7441.4493.829
Northeastern Alps< 1%..0.41000.41000.770
1-9%....0.7700.770
10-25%..0.41000.7701.157
26-50%..0.4100..0.4100
51-75%0.4100....0.4100
76-100%........
total0.41001.1571.8443.232
Southwestern Alps< 1%........
1-9%0.31002.1412.1414.527
10-25%..0.31001.0581.450
26-50%..1.4500.31001.744
51-75%0.3100..0.31000.771
76-100%........
total0.7713.8303.8308.220
Southeastern Alps< 1%..0.4100..0.4100
1-9%0.7710.41000.41001.450
10-25%..0.7710.41001.158
26-50%....0.41000.4100
51-75%........
76-100%........
total0.7711.4501.1583.233
Southern Alps< 1%........
1-9%0.7712.8351.8455.325
10-25%0.41002.1411.4503.930
26-50%..1.4500.41001.845
51-75%........
76-100%..0.4100..0.4100
total1.1586.7223.63111.417
Switzerland< 1%0.31001.4500.41002.141
1-9%1.8457.0226.72315.515
10-25%0.7716.8235.32612.717
26-50%..3.5322.5386.024
51-75%0.7711.0581.4503.133
76-100%..0.7710.7711.450
total3.53220.41317.01440.99

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169157/155540

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %±
critical< 1%....2.52.5......0.90.9
1-4%......4.24.1..9.15.03.41.7
5-9%........12.511.7..0.90.9
10-25%....2.52.5....3.03.01.71.2
26-50%..............
51-75%....2.52.54.24.1....1.71.2
76-100%..............
total....7.54.28.35.612.511.712.15.78.62.6
less stable< 1%....7.54.2..12.511.7..3.51.7
1-4%......4.24.112.511.79.15.04.31.9
5-9%33.315.7..5.03.420.88.3..15.16.212.93.1
10-25%22.213.9..20.06.34.24.125.015.318.26.716.53.4
26-50%....5.03.416.67.6..12.15.78.52.6
51-75%..50.035.45.03.4......2.61.5
76-100%....2.52.5....3.03.01.71.2
total55.516.650.035.445.07.945.710.250.017.757.58.650.04.6
stable< 1%....2.52.5......0.90.9
1-4%....5.03.44.24.112.511.79.25.16.12.2
5-9%11.110.5..10.04.721.08.4..6.14.210.32.8
10-25%22.413.9..12.55.212.56.712.511.712.15.712.93.1
26-50%..50.035.47.54.24.24.112.511.73.03.06.02.2
51-75%11.110.5..5.03.44.24.1....3.41.7
76-100%....5.03.4......1.71.2
total44.516.650.035.447.57.946.010.237.517.130.48.041.44.6
total< 1%....12.55.2..12.511.7..5.22.1
1-4%....5.03.412.56.725.015.327.47.813.83.2
5-9%44.416.6..15.05.641.810.112.511.721.27.124.14.0
10-25%44.516.6..35.07.516.67.637.517.133.38.231.14.3
26-50%..50.035.412.55.220.88.312.511.715.16.214.63.3
51-75%11.110.550.035.412.55.28.35.6....7.72.5
76-100%....7.54.2....3.03.03.51.7
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 #169158/155541

NFI3

forest area: altitudinal vegetation zone · regeneration cover · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover %± %± %± %± %± %± %±
upper subalpine< 1%........5.65.4..1.91.8
1-9%....100.0.57.911.350.011.853.513.857.46.7
10-25%......31.610.733.311.130.912.829.66.2
26-50%......10.57.011.17.47.97.69.34.0
51-75%..........7.67.41.91.9
76-100%..............
total....100.0.100.0.100.0.100.0.100.0.
lower subalpine< 1%....6.23.03.02.14.83.3..3.91.4
1-9%49.235.3..35.45.941.86.038.17.533.38.637.83.4
10-25%50.835.3..33.85.931.35.728.57.043.39.033.53.3
26-50%....12.34.120.95.021.46.313.46.316.92.6
51-75%....9.23.63.02.14.83.36.74.65.91.6
76-100%....3.12.1..2.42.43.33.32.01.0
total100.0...100.0.100.0.100.0.100.0.100.0.
upper montane< 1%21.411.0..4.31.92.62.66.44.42.32.25.01.4
1-9%21.411.0..26.74.139.57.938.78.840.97.432.43.0
10-25%14.39.4..32.84.428.97.432.28.427.26.730.02.9
26-50%28.612.1..24.14.018.46.316.16.620.56.121.92.7
51-75%7.16.9..6.92.47.94.46.44.49.14.37.41.7
76-100%7.16.9..5.22.12.62.6....3.31.2
total100.0...100.0.100.0.100.0.100.0.100.0.
lower montane< 1%..............
1-9%40.015.5..31.67.5......32.06.6
10-25%20.012.7..15.85.9..50.035.4..18.05.4
26-50%20.012.7..26.37.1..50.035.4..26.06.2
51-75%20.012.7..15.85.9......16.05.2
76-100%....10.55.0......8.03.8
total100.0...100.0...100.0...100.0.
colline/submontane< 1%..............
1-9%........100.0...16.815.3
10-25%....49.935.433.327.2....33.419.3
26-50%....50.135.466.727.2....49.820.4
51-75%..............
76-100%..............
total....100.0.100.0.100.0...100.0.
total< 1%11.66.3..4.01.32.41.35.32.31.11.13.80.8
1-9%30.79.0..31.13.142.54.440.55.140.25.336.62.0
10-25%19.37.7..29.83.030.74.130.84.833.35.130.21.9
26-50%23.18.3..20.92.719.73.518.14.016.24.019.51.7
51-75%11.66.3..8.91.93.91.74.32.18.02.97.01.1
76-100%3.93.8..5.31.50.80.81.11.11.11.12.90.7
total100.0...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 #169159/155542

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%....0.4100......0.4100
1-4%......0.3100..1.1581.450
5-9%........0.4100..0.4100
10-25%....0.4100....0.41000.771
26-50%..............
51-75%....0.41000.3100....0.771
76-100%..............
total....1.1580.7710.41001.4503.532
less stable< 1%....1.158..0.4100..1.450
1-4%......0.31000.41001.1581.845
5-9%1.158..0.7711.744..1.8455.326
10-25%0.771..2.8350.31000.7712.1416.723
26-50%....0.7711.450..1.4503.532
51-75%..0.41000.771......1.158
76-100%....0.4100....0.41000.771
total1.8450.41006.4233.8301.4506.82320.513
stable< 1%....0.4100......0.4100
1-4%....0.7710.31000.41001.1582.538
5-9%0.4100..1.4501.745..0.7714.229
10-25%0.771..1.8451.0580.41001.4505.326
26-50%..0.41001.1580.31000.41000.41002.538
51-75%0.4100..0.7710.3100....1.450
76-100%....0.771......0.771
total1.4500.41006.7233.8301.1583.63117.014
total< 1%....1.845..0.4100..2.141
1-4%....0.7711.0580.7713.2335.725
5-9%1.450..2.1413.4310.41002.5389.919
10-25%1.450..5.0271.4501.1583.93012.817
26-50%..0.41001.8451.7440.41001.8456.024
51-75%0.41000.41001.8450.771....3.233
76-100%....1.158....0.41001.450
total3.2330.77114.2168.2202.83511.81741.09

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169160/155543

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
canton
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZHSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
critical< 1%........................................11.110.5........0.80.8
1-4%................10.57.0....................4.54.4....4.24.1....3.41.7
5-9%................5.35.1................................0.90.8
10-25%......................................4.54.411.110.5........1.71.2
26-50%....................................................
51-75%..............14.313.3............................4.24.1....1.81.2
76-100%....................................................
total..............14.313.315.88.4....................9.16.122.213.9..8.35.6....8.52.6
less stable< 1%..............14.313.35.35.1......................22.213.9........3.41.7
1-4%................15.88.4....................4.54.4....4.24.1....4.31.9
5-9%......11.77.8........5.35.133.327.4......50.035.7....50.035.5....18.28.2....20.88.3....13.03.1
10-25%......17.69.2100.0.....14.313.315.88.4..........25.021.7..50.035.533.327.4..22.78.9..100.0.4.24.1....16.73.5
26-50%..............14.313.35.35.1....................13.67.311.110.5..16.67.6....8.62.6
51-75%......5.95.7..................50.035.7............11.110.5........2.51.5
76-100%......5.95.7..............................4.54.4..........1.71.2
total......41.011.9100.0.....42.918.947.311.533.327.4......100.0.25.021.7..100.0.33.327.4..63.610.344.416.7100.0.45.710.2....50.24.6
stable< 1%............................25.021.7....................0.90.9
1-4%......5.95.7......14.313.316.08.5....................4.54.4....4.24.1....6.12.2
5-9%......11.77.8......14.313.3..33.327.4..................9.16.111.110.5..21.08.4....10.32.8
10-25%......18.09.4......14.313.315.88.4..........25.021.7........9.16.122.213.9..12.56.7....12.83.1
26-50%......5.95.7........5.35.1......100.0...25.021.7....33.327.4..4.54.4....4.24.1....6.12.2
51-75%......11.77.8..........33.327.4........................4.24.1....3.51.7
76-100%......5.95.7..........................33.327.4..............1.71.2
total......59.011.9......42.918.937.011.166.727.3....100.0...75.021.7....66.727.3..27.39.533.315.8..46.010.2....41.34.6
total< 1%..............14.313.35.35.1..........25.021.7..........33.315.8........5.12.0
1-4%......5.95.7......14.313.342.211.3....................13.67.3....12.56.7....13.73.2
5-9%......23.410.3......14.313.310.57.066.727.3......50.035.7....50.035.5....27.39.511.110.5..41.810.1....24.24.0
10-25%......35.611.6100.0.....28.617.231.510.7..........50.025.1..50.035.533.327.4..36.410.333.315.8100.0.16.67.6....31.24.3
26-50%......5.95.7......14.313.310.57.0......100.0...25.021.7....33.327.4..18.28.211.110.5..20.88.3....14.63.3
51-75%......17.69.2......14.313.3..33.327.4......50.035.7............11.110.5..8.35.6....7.82.5
76-100%......11.77.8..........................33.327.4..4.54.4..........3.41.7
total......100.0.100.0.....100.0.100.0.100.0.....100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #169161/155544

NFI3

forest area: altitudinal vegetation zone · regeneration cover · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine< 1%........0.2100..0.2100
1-9%....0.7501.9301.6331.2385.418
10-25%......1.0411.1410.7502.825
26-50%......0.3710.4710.21000.945
51-75%..........0.21000.2100
76-100%..............
total....0.7503.2233.2232.3289.413
lower subalpine< 1%....0.7500.3710.471..1.435
1-9%0.2100..4.1214.8192.8251.83113.611
10-25%0.2100..3.9213.6222.1292.32812.112
26-50%....1.4352.4261.6330.7506.117
51-75%....1.1410.3710.4710.4712.129
76-100%....0.471..0.21000.21000.750
total0.471..11.61211.4127.4155.31836.07
upper montane< 1%0.558..0.9450.21000.4710.21002.129
1-9%0.558..5.5182.6262.1293.22313.911
10-25%0.471..6.8161.9301.8312.12912.912
26-50%0.750..5.0191.2380.9451.6339.414
51-75%0.2100..1.4350.5580.4710.7503.224
76-100%0.2100..1.1410.2100....1.435
total2.527..20.796.5165.4187.81542.96
lower montane< 1%..............
1-9%0.750..2.129......2.925
10-25%0.471..1.141..0.2100..1.633
26-50%0.471..1.832..0.2100..2.328
51-75%0.471..1.141......1.435
76-100%....0.750......0.750
total1.831..6.816..0.471..8.914
colline/submontane< 1%..............
1-9%........0.2100..0.2100
10-25%....0.21000.2100....0.371
26-50%....0.21000.371....0.558
51-75%..............
76-100%..............
total....0.4710.5580.2100..1.041
total< 1%0.558..1.6330.5580.9450.21003.722
1-9%1.435..12.5129.2136.7166.21736.07
10-25%0.945..11.9126.6165.1185.11829.78
26-50%1.141..8.4144.3203.0242.52719.29
51-75%0.558..3.6220.9450.7501.2386.916
76-100%0.2100..2.1290.21000.21000.21002.825
total4.719..40.1621.6816.51015.41098.34

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169162/155545

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
stand stability
criticalless stablestabletotal
cantondegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
AI< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
AR< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
BE< 1%........
1-4%....0.31000.3100
5-9%..0.7710.7711.450
10-25%..1.0581.0582.141
26-50%....0.31000.3100
51-75%..0.31000.7711.058
76-100%..0.31000.31000.771
total..2.4383.4315.824
BL/BS< 1%........
1-4%........
5-9%........
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%........
total..0.4100..0.4100
FR< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GE< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
GL< 1%..0.4100..0.4100
1-4%....0.41000.4100
5-9%....0.41000.4100
10-25%..0.41000.41000.870
26-50%..0.4100..0.4100
51-75%0.4100....0.4100
76-100%........
total0.41001.2571.2572.736
GR< 1%..0.3100..0.3100
1-4%0.7711.0581.1582.835
5-9%0.31000.3100..0.771
10-25%..1.0581.0582.141
26-50%..0.31000.31000.771
51-75%........
76-100%........
total1.0583.1332.5386.623
JU< 1%........
1-4%........
5-9%..0.41000.41000.870
10-25%........
26-50%........
51-75%....0.41000.4100
76-100%........
total..0.41000.8701.257
LU< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
NE< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
NW< 1%........
1-4%........
5-9%........
10-25%........
26-50%....0.41000.4100
51-75%........
76-100%........
total....0.41000.4100
OW< 1%........
1-4%........
5-9%..0.4100..0.4100
10-25%........
26-50%........
51-75%..0.4100..0.4100
76-100%........
total..0.770..0.770
SG< 1%....0.41000.4100
1-4%........
5-9%........
10-25%..0.41000.41000.770
26-50%....0.41000.4100
51-75%........
76-100%........
total..0.41001.1571.450
SH< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
SO< 1%........
1-4%........
5-9%..0.4100..0.4100
10-25%..0.4100..0.4100
26-50%........
51-75%........
76-100%........
total..0.870..0.870
SZ< 1%........
1-4%........
5-9%........
10-25%..0.4100..0.4100
26-50%....0.41000.4100
51-75%........
76-100%....0.41000.4100
total..0.41000.7701.157
TG< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
TI< 1%........
1-4%0.41000.41000.41001.158
5-9%..1.4500.7712.141
10-25%0.41001.8440.7712.935
26-50%..1.1580.41001.450
51-75%........
76-100%..0.4100..0.4100
total0.7715.0262.1417.921
UR< 1%0.31000.770..1.057
1-4%........
5-9%....0.31000.3100
10-25%0.3100..0.7701.057
26-50%..0.3100..0.3100
51-75%..0.3100..0.3100
76-100%........
total0.7701.3491.0573.031
VD< 1%........
1-4%........
5-9%........
10-25%..0.871..0.871
26-50%........
51-75%........
76-100%........
total..0.871..0.871
VS< 1%........
1-4%0.31000.31000.31001.058
5-9%..1.7441.7453.431
10-25%..0.31001.0581.450
26-50%..1.4500.31001.744
51-75%0.3100..0.31000.771
76-100%........
total0.7713.8303.8308.220
ZG< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
ZH< 1%........
1-4%........
5-9%........
10-25%........
26-50%........
51-75%........
76-100%........
total........
Switzerland< 1%0.31001.4500.41002.141
1-4%1.4501.7452.5385.625
5-9%0.31005.3264.2299.919
10-25%0.7716.9235.22612.817
26-50%..3.5322.5386.024
51-75%0.7711.0581.4503.233
76-100%..0.7710.7711.450
total3.53220.61317.01441.09

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169163/155546

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes) %± %± %± %± %± %±
critical< 1%......1.51.5..0.80.8
1-4%......3.02.16.24.33.41.7
5-9%......1.51.5..0.80.8
10-25%......1.51.53.13.11.71.2
26-50%............
51-75%......3.02.1..1.71.2
76-100%............
total......10.63.89.45.28.62.6
less stable< 1%......6.12.9..3.41.7
1-4%......3.02.19.45.24.31.9
5-9%33.415.7..12.511.79.13.515.66.413.03.1
10-25%22.213.9..12.511.715.14.418.76.916.43.4
26-50%......9.13.512.55.88.62.6
51-75%..100.0.12.511.71.51.5..2.61.5
76-100%......1.51.53.13.11.71.2
total55.616.6100.0.37.517.145.46.159.38.750.04.6
stable< 1%......1.51.5..0.80.8
1-4%......6.12.99.55.26.02.2
5-9%11.110.5....13.74.26.24.310.32.8
10-25%22.113.8....13.64.212.55.812.93.1
26-50%....37.517.14.52.63.13.16.12.2
51-75%11.110.5..12.511.73.02.1..3.51.7
76-100%....12.511.71.51.5..1.71.2
total44.416.6..62.517.144.06.131.38.241.44.6
total< 1%......9.13.5..5.12.0
1-4%......12.14.025.17.713.83.2
5-9%44.516.6..12.511.724.35.321.87.324.24.0
10-25%44.416.6..12.511.730.35.734.38.431.04.3
26-50%....37.517.113.64.215.66.414.73.3
51-75%11.110.5100.0.25.015.37.63.3..7.82.5
76-100%....12.511.73.02.13.13.13.51.7
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 #169164/155547

NFI3

forest area: altitudinal vegetation zone · regeneration cover · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonregeneration cover %± %± %± %± %± %±
AG< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AI< 1%....100.0.....25.021.9
1-9%..100.0.......75.021.7
10-25%............
26-50%............
51-75%............
76-100%............
total..100.0.100.0.....100.0.
AR< 1%............
1-9%....50.035.6....50.035.6
10-25%............
26-50%....50.035.6....50.035.6
51-75%............
76-100%............
total....100.0.....100.0.
BE< 1%....4.22.9....2.51.7
1-9%100.0.42.910.829.26.650.017.7..36.35.4
10-25%..38.110.637.57.0..100.0.33.85.3
26-50%..14.37.616.75.425.015.3..16.34.1
51-75%....4.22.912.511.7..3.72.1
76-100%..4.84.68.34.012.511.7..7.52.9
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BS< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
FR< 1%............
1-9%..50.035.433.327.3....28.617.1
10-25%..50.035.4......14.313.2
26-50%....66.727.3100.0.100.0.57.118.7
51-75%............
76-100%............
total..100.0.100.0.100.0.100.0.100.0.
GE< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GL< 1%..24.715.325.015.4....17.37.9
1-9%..13.412.4..28.617.1..13.47.2
10-25%..12.411.625.015.414.313.3..17.37.9
26-50%..37.117.150.017.728.617.1..39.010.2
51-75%..12.411.6..14.313.3..8.75.9
76-100%......14.313.3..4.34.3
total..100.0.100.0.100.0...100.0.
GR< 1%4.34.24.12.87.73.7....5.21.9
1-9%43.410.340.97.036.66.7..100.0.37.34.2
10-25%39.210.230.66.628.86.322.213.9..30.64.0
26-50%13.17.118.45.515.45.055.616.6..18.73.4
51-75%..4.12.811.54.422.213.9..7.52.3
76-100%..2.02.0......0.70.7
total100.0.100.0.100.0.100.0.100.0.100.0.
JU< 1%............
1-9%......50.035.4..20.017.9
10-25%....33.327.3....20.017.9
26-50%....33.327.350.035.4..40.021.9
51-75%....33.327.3....20.017.9
76-100%............
total....100.0.100.0...100.0.
LU< 1%..100.0.......33.327.3
1-9%....50.035.4....33.327.3
10-25%....50.035.4....33.327.3
26-50%............
51-75%............
76-100%............
total..100.0.100.0.....100.0.
NE< 1%............
1-9%......33.327.3..16.715.3
10-25%............
26-50%....66.727.3....33.319.3
51-75%......66.727.3..33.319.3
76-100%....33.327.3....16.715.3
total....100.0.100.0...100.0.
NW< 1%............
1-9%..50.035.7..33.327.5..25.015.4
10-25%....33.327.533.327.5..25.015.4
26-50%....33.327.5....12.511.8
51-75%............
76-100%..50.035.733.327.533.327.5..37.517.2
total..100.0.100.0.100.0...100.0.
OW< 1%..20.018.0......11.110.5
1-9%..20.018.033.327.3100.0...33.315.8
10-25%..40.022.066.727.3....44.416.6
26-50%............
51-75%..20.018.0......11.110.5
76-100%............
total..100.0.100.0.100.0...100.0.
SG< 1%............
1-9%....30.014.533.315.7..28.69.9
10-25%..50.035.450.015.822.213.9..38.110.6
26-50%......22.213.9..9.56.4
51-75%..50.035.420.012.711.110.5..19.08.6
76-100%......11.110.5..4.84.7
total..100.0.100.0.100.0...100.0.
SH< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SO< 1%............
1-9%............
10-25%......100.0...100.0.
26-50%............
51-75%............
76-100%............
total......100.0...100.0.
SZ< 1%............
1-9%..100.0...49.135.3..37.217.1
10-25%....25.021.750.935.3..25.115.4
26-50%....25.021.7....12.611.8
51-75%....50.025.1....25.115.4
76-100%............
total..100.0.100.0.100.0...100.0.
TG< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TI< 1%............
1-9%75.015.327.29.539.29.2....39.66.4
10-25%12.511.745.410.632.18.8....34.46.2
26-50%..18.38.321.57.8....17.35.0
51-75%12.511.74.54.47.14.9....6.93.3
76-100%..4.54.4......1.71.7
total100.0.100.0.100.0.....100.0.
UR< 1%....9.18.7....4.34.3
1-9%100.0.28.617.154.515.066.727.3..52.210.4
10-25%..42.918.818.211.7....21.78.6
26-50%..14.313.318.211.7....13.07.0
51-75%..14.313.3..33.327.3..8.75.9
76-100%............
total100.0.100.0.100.0.100.0...100.0.
VD< 1%....6.36.1....3.43.4
1-9%..25.012.531.311.6....27.68.3
10-25%..50.014.418.89.8100.0...34.58.8
26-50%....37.512.1....20.77.5
51-75%..25.012.5......10.35.7
76-100%....6.36.1....3.43.4
total..100.0.100.0.100.0...100.0.
VS< 1%..2.92.02.22.2....2.21.3
1-9%57.911.341.55.937.87.2....41.64.2
10-25%31.610.731.45.528.96.8..33.327.230.63.9
26-50%10.57.021.44.922.26.2..66.727.221.23.5
51-75%..2.92.06.73.7....3.61.6
76-100%....2.22.2....0.70.7
total100.0.100.0.100.0...100.0.100.0.
ZG< 1%............
1-9%............
10-25%............
26-50%....100.0.....100.0.
51-75%............
76-100%............
total....100.0.....100.0.
ZH< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerland< 1%1.91.83.81.34.91.4....3.70.8
1-9%57.56.737.83.432.53.032.26.616.715.336.62.0
10-25%29.56.233.63.330.02.918.15.533.219.230.21.9
26-50%9.23.916.92.621.92.725.76.250.020.419.51.7
51-75%1.91.95.91.77.41.716.05.2..7.01.1
76-100%..2.01.03.41.28.13.9..2.90.7
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169165/155548

NFI4b

forest area: stand stability · degree of cover of regeneration (7 classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI3/NFI4 combined
restriction: rockfall SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
stand stabilitydegree of cover of regeneration (7 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
critical< 1%......0.3100..0.3100
1-4%......0.7710.7711.450
5-9%......0.3100..0.3100
10-25%......0.31000.41000.771
26-50%............
51-75%......0.771..0.771
76-100%............
total......2.4381.1583.532
less stable< 1%......1.450..1.450
1-4%......0.7711.1581.845
5-9%1.158..0.41002.1411.8455.326
10-25%0.771..0.41003.5322.1416.723
26-50%......2.1411.4503.532
51-75%..0.41000.41000.3100..1.158
76-100%......0.31000.41000.771
total1.8450.41001.15810.4186.72220.413
stable< 1%......0.3100..0.3100
1-4%......1.4501.1582.538
5-9%0.4100....3.1330.7714.229
10-25%0.771....3.1331.4505.326
26-50%....1.1581.0580.41002.538
51-75%0.4100..0.41000.771..1.450
76-100%....0.41000.3100..0.771
total1.550..1.84510.0183.63116.914
total< 1%......2.141..2.141
1-4%......2.8352.8355.625
5-9%1.550..0.41005.5252.5389.819
10-25%1.550..0.41006.9223.93012.617
26-50%....1.1583.1331.8456.024
51-75%0.41000.41000.7711.745..3.233
76-100%....0.41000.7710.41001.450
total3.3330.41002.93522.81211.41740.79

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169166/155549

NFI3

forest area: altitudinal vegetation zone · regeneration cover · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AI< 1%....0.2100....0.2100
1-9%..0.556......0.556
10-25%............
26-50%............
51-75%............
76-100%............
total..0.5560.2100....0.648
AR< 1%............
1-9%....0.2100....0.2100
10-25%............
26-50%....0.2100....0.2100
51-75%............
76-100%............
total....0.370....0.370
BE< 1%....0.471....0.471
1-9%0.4711.6332.5270.750..5.218
10-25%..1.4353.223..0.21004.819
26-50%..0.5581.4350.471..2.328
51-75%....0.4710.2100..0.558
76-100%..0.21000.7500.2100..1.141
total0.4713.7228.5141.4350.210014.211
BL/BS< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
FR< 1%............
1-9%..0.21000.2100....0.471
10-25%..0.2100......0.2100
26-50%....0.4710.21000.21000.750
51-75%............
76-100%............
total..0.4710.5580.21000.21001.337
GE< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GL< 1%..0.3700.370....0.749
1-9%..0.2100..0.370..0.558
10-25%..0.21000.3700.2100..0.749
26-50%..0.5570.7490.370..1.532
51-75%..0.2100..0.2100..0.370
76-100%......0.2100..0.2100
total..1.4351.4341.237..4.019
GR< 1%0.21000.3710.750....1.238
1-9%1.7313.5223.323..0.21008.814
10-25%1.6332.6262.6260.371..7.215
26-50%0.5581.6331.4350.945..4.420
51-75%..0.3711.0410.371..1.731
76-100%..0.2100......0.2100
total4.0218.6149.1141.6330.210023.58
JU< 1%............
1-9%......0.2100..0.2100
10-25%....0.2100....0.2100
26-50%....0.21000.2100..0.471
51-75%....0.2100....0.2100
76-100%............
total....0.5570.471..0.944
LU< 1%..0.2100......0.2100
1-9%....0.2100....0.2100
10-25%....0.2100....0.2100
26-50%............
51-75%............
76-100%............
total..0.21000.371....0.558
NE< 1%............
1-9%......0.2100..0.2100
10-25%............
26-50%....0.470....0.470
51-75%......0.470..0.470
76-100%....0.2100....0.2100
total....0.5570.557..1.140
NW< 1%............
1-9%..0.2100..0.2100..0.470
10-25%....0.21000.2100..0.470
26-50%....0.2100....0.2100
51-75%............
76-100%..0.21000.21000.2100..0.656
total..0.4700.6560.656..1.632
OW< 1%..0.2100......0.2100
1-9%..0.21000.21000.2100..0.557
10-25%..0.4700.470....0.749
26-50%............
51-75%..0.2100......0.2100
76-100%............
total..0.9440.5570.2100..1.632
SG< 1%............
1-9%....0.5580.558..1.141
10-25%..0.21000.9440.471..1.435
26-50%......0.471..0.471
51-75%..0.21000.4710.2100..0.750
76-100%......0.2100..0.2100
total..0.4711.8311.633..3.721
SH< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SO< 1%............
1-9%............
10-25%......0.2100..0.2100
26-50%............
51-75%............
76-100%............
total......0.2100..0.2100
SZ< 1%............
1-9%..0.470..0.2100..0.558
10-25%....0.21000.2100..0.470
26-50%....0.2100....0.2100
51-75%....0.470....0.470
76-100%............
total..0.4700.7500.471..1.535
TG< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TI< 1%............
1-9%1.1411.1411.930....4.121
10-25%0.21001.8311.633....3.522
26-50%..0.7501.141....1.832
51-75%0.21000.21000.471....0.750
76-100%..0.2100......0.2100
total1.4353.9215.019....10.313
UR< 1%....0.2100....0.2100
1-9%0.4700.4701.1400.470..2.228
10-25%..0.6570.470....0.944
26-50%..0.21000.470....0.657
51-75%..0.2100..0.2100..0.470
76-100%............
total0.4701.3372.1290.657..4.319
VD< 1%....0.2100....0.2100
1-9%..0.5580.945....1.535
10-25%..1.1410.5580.2100..1.831
26-50%....1.141....1.141
51-75%..0.558......0.558
76-100%....0.2100....0.2100
total..2.2292.9250.2100..5.318
VS< 1%..0.3710.2100....0.558
1-9%1.9305.0182.924....9.713
10-25%1.0413.7212.228..0.21007.215
26-50%0.3712.6261.731..0.3714.918
51-75%..0.3710.558....0.945
76-100%....0.2100....0.2100
total3.22311.9117.714..0.55823.48
ZG< 1%............
1-9%............
10-25%............
26-50%....0.2100....0.2100
51-75%............
76-100%............
total....0.2100....0.2100
ZH< 1%............
1-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerland< 1%0.21001.4352.129....3.722
1-9%5.41813.61113.9112.9250.210036.07
10-25%2.82512.11212.9121.6330.37129.78
26-50%0.9456.1179.4142.3280.55819.19
51-75%0.21002.1293.2241.435..6.916
76-100%..0.7501.4350.750..2.925
total9.41336.0742.868.9141.04198.24

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169167/155550
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: biogeographical region
unit: %
unit of evaluation: accessible forest without shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.014.64.38.73.45.83.29.52.1
small gap.0.0.0.055.616.634.85.730.45.530.86.433.13.3
medium gap.0.0.0.033.315.724.65.217.44.632.76.524.73.1
large gap.0.0.0.011.110.524.65.243.56.028.86.331.73.3
very large gap.0.0.0.0.0.01.41.4.0.01.91.91.00.7
total.0.0.0.0100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap50.425.0.0.015.42.112.52.610.42.520.83.814.81.3
small gap49.625.0.0.025.32.529.43.627.33.629.44.227.41.7
medium gap.0.0.0.021.82.430.63.622.13.320.63.823.41.6
large gap.0.0.0.032.12.726.93.536.43.927.54.131.01.7
very large gap.0.0.0.05.51.30.60.63.91.61.71.23.50.7
total100.0..0.0100.0.100.0.100.0.100.0.100.0.
upper montaneno gap59.17.441.714.231.92.133.04.815.03.636.13.232.71.5
small gap13.65.28.38.022.21.924.54.417.03.823.72.821.61.3
medium gap13.65.28.38.020.31.820.24.136.04.814.52.320.11.3
large gap13.65.241.714.221.61.921.34.228.04.522.62.822.31.4
very large gap.0.0.0.04.00.91.11.14.02.03.11.23.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap53.84.854.86.350.83.140.07.728.68.648.34.749.62.0
small gap21.74.022.65.317.32.425.06.832.18.821.93.920.71.6
medium gap13.23.311.34.010.21.912.55.217.87.28.82.611.11.3
large gap11.33.18.13.519.32.520.06.321.47.720.23.817.01.5
very large gap.0.03.22.22.41.02.52.5.0.00.90.91.70.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap65.16.068.84.862.25.444.48.312.511.766.83.563.62.2
small gap9.53.714.03.613.43.836.18.037.517.114.12.615.41.7
medium gap17.54.85.42.311.03.511.15.225.015.38.22.09.91.4
large gap7.93.411.83.312.23.68.34.612.511.710.32.210.51.4
very large gap.0.0.0.01.21.2.0.012.511.70.50.50.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap58.13.361.73.833.81.423.32.112.81.841.41.935.10.9
small gap17.02.616.82.921.51.229.32.325.62.322.31.622.60.8
medium gap14.32.47.82.117.81.123.62.124.82.314.31.317.70.7
large gap10.62.112.62.623.01.322.82.133.72.520.21.522.10.8
very large gap.0.01.20.83.80.61.00.53.10.91.70.52.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169168/155551
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: canton
unit: %
unit of evaluation: accessible forest without shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantonarea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
AGno gap.0.0.0.0.0.0.0.077.813.877.813.8
small gap.0.0.0.0.0.0.0.011.110.511.110.5
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.011.110.511.110.5
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0100.0.100.0.
AIno gap.0.0.0.071.417.042.918.8100.0.50.011.1
small gap.0.050.025.214.313.414.313.4.0.020.09.0
medium gap.0.0.0.0.0.042.918.8.0.015.08.1
large gap.0.050.025.214.313.4.0.0.0.015.08.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
ARno gap.0.0.0.057.118.862.517.166.727.461.111.5
small gap.0.0.0.028.617.2.0.0.0.011.17.5
medium gap.0.0.0.0.0.037.517.233.327.422.29.9
large gap.0.0.0.014.313.3.0.0.0.05.65.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
BEno gap.0.012.33.231.23.552.74.461.56.736.02.2
small gap25.021.725.54.225.63.318.33.413.54.722.21.9
medium gap50.025.022.64.116.52.88.42.49.64.115.11.7
large gap25.021.732.14.521.63.119.13.415.45.022.61.9
very large gap.0.07.52.65.11.71.51.1.0.04.10.9
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSno gap.0.0.0.0.0.055.616.658.314.257.110.8
small gap.0.0.0.0.0.033.315.8.0.014.37.7
medium gap.0.0.0.0.0.011.110.525.012.519.08.6
large gap.0.0.0.0.0.0.0.016.710.89.56.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
FRno gap.0.030.39.632.57.270.611.050.025.039.75.2
small gap100.0.13.17.020.96.217.69.350.025.020.54.3
medium gap.0.017.47.923.36.511.87.8.0.018.24.1
large gap.0.034.89.918.65.9.0.0.0.018.24.1
very large gap.0.04.44.34.73.2.0.0.0.03.41.9
total100.0.100.0.100.0.100.0.100.0.100.0.
GEno gap.0.0.0.0.0.0.0.0.0.0.0.0
small gap.0.0.0.0.0.0.0.0.0.0.0.0
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0.0.0.0.0.0.0
GLno gap.0.016.610.735.010.741.212.050.025.133.96.5
small gap.0.08.38.015.08.05.95.725.021.711.34.4
medium gap.0.08.38.025.09.75.95.725.021.715.14.9
large gap.0.042.114.325.09.747.112.1.0.034.16.5
very large gap.0.024.812.5.0.0.0.0.0.05.73.2
total.0.0100.0.100.0.100.0.100.0.100.0.
GRno gap7.42.710.72.217.92.731.35.843.88.816.71.5
small gap30.84.826.53.217.42.723.45.325.07.723.81.8
medium gap21.34.220.92.930.33.314.04.312.55.822.91.7
large gap40.45.137.73.529.23.329.75.715.66.433.22.0
very large gap.0.04.11.45.11.61.61.53.13.13.40.8
total100.0.100.0.100.0.100.0.100.0.100.0.
JUno gap.0.0.0.077.813.841.98.963.610.254.86.3
small gap.0.0.0.011.110.532.38.413.67.322.65.3
medium gap.0.0.0.0.0.016.16.622.78.916.14.7
large gap.0.0.0.011.110.59.75.3.0.06.53.1
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
LUno gap.0.014.313.233.313.646.413.955.616.639.17.6
small gap.0.042.918.716.710.815.310.011.110.519.56.2
medium gap.0.028.617.133.313.630.612.833.315.731.77.3
large gap.0.014.313.216.710.87.77.4.0.09.74.6
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
NEno gap.0.0100.0.85.713.262.512.1100.0.72.08.9
small gap.0.0.0.014.313.325.010.8.0.020.08.0
medium gap.0.0.0.0.0.06.36.1.0.04.03.9
large gap.0.0.0.0.0.06.36.1.0.04.03.9
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0100.0.100.0.100.0.100.0.100.0.
NWno gap.0.018.216.537.517.257.118.833.327.538.810.3
small gap.0.020.518.425.015.428.617.2.0.021.88.7
medium gap.0.020.518.4.0.0.0.033.327.58.76.0
large gap.0.040.922.225.015.414.313.433.327.526.29.3
very large gap.0.0.0.012.511.8.0.0.0.04.44.3
total.0.0100.0.100.0.100.0.100.0.100.0.
OWno gap.0.013.07.035.712.862.517.160.022.031.46.5
small gap100.0.34.810.021.411.012.511.720.018.027.56.3
medium gap.0.021.78.621.411.012.511.720.018.019.65.6
large gap.0.026.19.221.411.012.511.7.0.019.65.6
very large gap.0.04.34.3.0.0.0.0.0.02.01.9
total100.0.100.0.100.0.100.0.100.0.100.0.
SGno gap.0.019.18.640.96.154.16.471.97.948.13.7
small gap.0.019.08.619.74.919.75.118.86.919.32.9
medium gap100.0.38.010.619.74.94.92.83.13.114.42.6
large gap.0.023.89.316.74.616.44.76.34.315.52.7
very large gap.0.0.0.03.02.14.92.8.0.02.81.2
total100.0.100.0.100.0.100.0.100.0.100.0.
SHno gap.0.0.0.0.0.0100.0.50.035.666.727.3
small gap.0.0.0.0.0.0.0.050.035.633.327.4
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.0.0.0.0.0
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0.0.0100.0.100.0.100.0.
SOno gap.0.0.0.050.035.462.517.162.517.161.111.5
small gap.0.0.0.050.035.4.0.012.511.711.17.4
medium gap.0.0.0.0.0.037.517.112.511.722.29.8
large gap.0.0.0.0.0.0.0.012.511.75.65.4
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
SZno gap.0.014.39.441.17.958.011.380.017.942.95.6
small gap.0.028.612.110.34.910.57.1.0.013.03.8
medium gap.0.028.612.123.06.85.35.1.0.018.24.4
large gap.0.021.411.020.66.526.210.120.017.922.14.7
very large gap.0.07.16.95.03.5.0.0.0.03.92.2
total.0.0100.0.100.0.100.0.100.0.100.0.
TGno gap.0.0.0.0100.0..0.076.911.668.811.5
small gap.0.0.0.0.0.0100.0.7.77.418.89.8
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0.0.0.0.015.410.012.58.3
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
TIno gap7.45.022.34.439.13.851.65.167.83.645.92.1
small gap29.68.830.14.825.83.422.74.213.72.722.41.8
medium gap33.39.121.04.311.42.59.32.97.72.112.61.4
large gap25.98.425.54.621.83.215.53.710.12.317.91.6
very large gap3.73.61.11.11.81.11.01.00.60.61.30.5
total100.0.100.0.100.0.100.0.100.0.100.0.
URno gap.0.021.411.010.87.236.414.571.417.126.86.2
small gap100.0.35.712.816.78.89.18.7.0.021.25.7
medium gap.0.014.39.416.78.836.414.5.0.017.35.3
large gap.0.028.612.150.211.818.211.714.313.330.86.4
very large gap.0.0.0.05.65.4.0.014.313.33.92.7
total100.0.100.0.100.0.100.0.100.0.100.0.
VDno gap.0.019.47.137.27.457.210.865.49.342.14.5
small gap.0.032.38.423.36.428.59.811.56.324.03.9
medium gap.0.019.47.127.96.84.84.711.56.318.23.5
large gap.0.029.08.211.64.94.84.711.56.314.93.2
very large gap.0.0.0.0.0.04.84.7.0.00.80.8
total.0.0100.0.100.0.100.0.100.0.100.0.
VSno gap14.64.312.82.533.34.540.47.247.57.924.22.0
small gap34.85.729.03.424.34.125.56.432.57.428.72.1
medium gap24.65.230.13.419.83.810.64.510.04.722.92.0
large gap24.65.227.43.321.63.921.36.010.04.723.32.0
very large gap1.41.40.60.60.90.92.12.1.0.00.90.4
total100.0.100.0.100.0.100.0.100.0.100.0.
ZGno gap.0.0.0.0.0.057.118.850.035.833.312.3
small gap.0.0.0.040.022.114.313.4.0.020.010.4
medium gap.0.0.0.060.022.1.0.0.0.020.010.4
large gap.0.0.0.0.0.014.313.450.035.813.38.9
very large gap.0.0100.0..0.014.313.4.0.013.38.9
total.0.0100.0.100.0.100.0.100.0.100.0.
ZHno gap.0.0.0.0.0.050.035.4100.0.75.015.3
small gap.0.0.0.0.0.050.035.4.0.012.511.7
medium gap.0.0.0.0.0.0.0.0.0.0.0.0
large gap.0.0.0.0100.0..0.0.0.012.511.7
very large gap.0.0.0.0.0.0.0.0.0.0.0.0
total.0.0.0.0100.0.100.0.100.0.100.0.
Switzerlandno gap9.52.114.81.332.61.549.62.063.52.235.10.9
small gap33.23.327.41.721.61.320.71.715.31.722.60.8
medium gap24.63.123.51.620.11.311.01.39.91.417.70.7
large gap31.73.331.01.722.41.417.01.510.61.422.10.8
very large gap1.00.73.50.73.30.61.60.50.70.42.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169169/155552

NFI3

forest area: altitudinal vegetation zone · regeneration cover · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover %± %± %± %± %± %±
upper subalpine< 1%......2.52.5..1.81.8
1-9%....100.0.57.57.853.513.857.36.7
10-25%......30.07.230.912.829.66.2
26-50%......10.04.77.97.69.34.0
51-75%........7.67.41.91.9
76-100%............
total....100.0.100.0.100.0.100.0.
lower subalpine< 1%....9.56.43.91.5..3.91.3
1-9%49.135.3..47.610.938.13.928.58.537.93.4
10-25%50.935.3..23.89.332.23.846.49.433.53.3
26-50%......20.03.214.46.716.92.6
51-75%....14.37.64.51.77.14.95.91.6
76-100%....4.84.61.30.93.63.52.01.0
total100.0...100.0.100.0.100.0.100.0.
upper montane< 1%21.411.0..2.72.74.61.72.52.55.01.4
1-9%21.411.0..27.07.333.63.837.57.732.53.0
10-25%14.39.4..29.77.531.63.829.97.230.02.9
26-50%28.612.1..27.07.320.43.320.16.321.92.7
51-75%7.16.9..5.43.77.22.110.04.77.41.7
76-100%7.16.9..8.14.52.61.3..3.31.2
total100.0...100.0.100.0.100.0.100.0.
lower montane< 1%............
1-9%44.416.6..35.712.827.08.7..32.26.6
10-25%22.213.9..21.411.015.37.1..18.05.4
26-50%11.110.5100.0.28.612.126.98.7..25.96.2
51-75%22.213.9..7.16.919.37.8..16.05.2
76-100%....7.16.911.56.3..7.93.8
total100.0.100.0.100.0.100.0...100.0.
colline/submontane< 1%............
1-9%......24.721.5..16.415.0
10-25%....49.735.424.721.5..33.119.2
26-50%....50.335.450.625.0..50.520.4
51-75%............
76-100%............
total....100.0.100.0...100.0.
total< 1%12.06.5..4.02.33.71.01.21.23.80.8
1-9%31.99.3..34.75.537.42.537.05.436.72.0
10-25%20.08.0..26.75.130.52.435.85.330.21.9
26-50%20.08.0100.0.20.04.619.92.116.24.119.51.7
51-75%12.06.5..8.03.16.11.28.63.17.01.1
76-100%4.03.9..6.72.92.40.81.21.22.90.7
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 #169170/155553
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: production region
unit: %
unit of evaluation: accessible forest without shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.010.92.66.13.49.52.1
small gap.0.0.0.066.727.233.33.930.66.633.23.3
medium gap.0.0.0.033.327.222.43.430.76.624.73.1
large gap.0.0.0.0.0.032.63.930.66.631.63.3
very large gap.0.0.0.0.0.00.70.72.02.01.00.7
total.0.0.0.0100.0.100.0.100.0.100.0.
lower subalpineno gap50.425.0.0.018.03.312.21.520.43.814.81.3
small gap49.625.0.0.026.33.827.02.029.34.327.41.7
medium gap.0.0.0.022.63.624.52.021.13.823.51.6
large gap.0.0.0.027.13.933.12.227.34.230.91.7
very large gap.0.0.0.06.02.13.10.81.81.23.40.7
total100.0..0.0100.0.100.0.100.0.100.0.
upper montaneno gap60.57.450.025.034.22.926.52.236.33.332.71.5
small gap11.64.925.021.723.62.620.12.024.02.921.71.3
medium gap13.95.3.0.020.42.424.02.114.12.320.11.3
large gap14.05.325.021.718.92.425.22.122.82.822.31.3
very large gap.0.0.0.02.91.04.21.02.81.13.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap53.55.054.87.756.43.839.83.748.74.749.62.0
small gap22.84.226.26.819.23.018.82.922.13.920.71.6
medium gap12.93.39.54.512.22.510.82.38.82.711.11.3
large gap10.93.17.14.011.02.427.33.419.53.716.91.5
very large gap.0.02.42.41.20.83.41.40.90.91.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap63.96.164.95.565.66.153.45.466.83.563.52.2
small gap11.54.116.24.311.54.123.34.614.12.615.41.7
medium gap18.04.95.42.613.14.39.33.18.22.09.91.4
large gap6.63.213.54.09.83.811.73.510.32.210.51.4
very large gap.0.0.0.0.0.02.31.60.50.50.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap57.93.460.84.439.61.923.11.241.81.935.20.9
small gap17.72.620.03.722.11.624.21.222.41.622.60.8
medium gap14.32.46.72.318.01.521.21.114.01.317.70.7
large gap10.12.111.72.917.51.528.41.320.21.522.00.8
very large gap.0.00.80.82.80.63.20.51.60.52.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169171/155554

NFI3

forest area: altitudinal vegetation zone · regeneration cover · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zoneregeneration cover1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpine< 1%......0.2100..0.2100
1-9%....0.21004.0211.2385.418
10-25%......2.1290.7502.825
26-50%......0.7500.21000.945
51-75%........0.21000.2100
76-100%............
total....0.21006.9162.3289.414
lower subalpine< 1%....0.4711.041..1.435
1-9%0.2100..1.83210.3131.43513.611
10-25%0.2100..0.9458.7142.32812.012
26-50%......5.4180.7506.117
51-75%....0.5581.2380.4712.129
76-100%....0.21000.3710.21000.750
total0.471..3.82226.985.01936.07
upper montane< 1%0.558..0.21001.2380.21002.129
1-9%0.558..1.8328.9142.72613.811
10-25%0.471..2.0308.3142.12912.812
26-50%0.750..1.8325.4181.4359.314
51-75%0.2100..0.4711.9300.7503.224
76-100%0.2100..0.5580.750..1.435
total2.627..6.61626.487.11642.66
lower montane< 1%............
1-9%0.750..0.9451.238..2.825
10-25%0.471..0.5580.750..1.633
26-50%0.21000.21000.7501.238..2.328
51-75%0.471..0.21000.945..1.435
76-100%....0.21000.558..0.750
total1.6330.21002.5274.520..8.914
colline/submontane< 1%............
1-9%......0.2100..0.2100
10-25%....0.21000.2100..0.471
26-50%....0.21000.471..0.558
51-75%............
76-100%............
total....0.4710.750..1.141
total< 1%0.558..0.5582.4270.21003.722
1-9%1.535..4.71924.585.31835.97
10-25%0.945..3.62219.995.11829.68
26-50%0.9450.21002.72613.0112.32819.19
51-75%0.558..1.1414.0211.2386.916
76-100%0.2100..0.9451.6330.21002.825
total4.6200.210013.41165.4514.31198.04

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169172/155555
NFI3
number of forest plots
altitudinal vegetation zone · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI3
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonearea of largest gap (aerial photo, 5 classes) %± %± %± %± %± %± %±
upper subalpineno gap.0.0.0.0.0.014.64.38.33.36.13.49.52.1
small gap.0.050.020.466.727.234.85.730.65.430.66.633.13.3
medium gap.0.033.319.333.327.224.65.219.44.730.76.624.73.1
large gap.0.016.715.2.0.024.65.241.75.830.66.631.73.3
very large gap.0.0.0.0.0.01.41.4.0.02.02.01.00.7
total.0.0100.0.100.0.100.0.100.0.100.0.100.0.
lower subalpineno gap50.225.015.62.616.54.612.82.510.42.320.43.814.71.3
small gap49.825.026.03.224.55.329.03.426.63.429.34.327.41.7
medium gap.0.021.93.022.55.130.13.420.83.121.13.823.41.6
large gap.0.031.33.329.15.627.43.338.13.727.34.231.01.7
very large gap.0.05.21.67.53.20.60.64.01.51.81.23.50.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneno gap59.67.231.22.837.73.833.34.514.22.936.33.332.71.5
small gap12.84.925.22.717.53.024.34.117.03.224.02.921.71.3
medium gap12.74.919.62.420.03.119.83.833.44.014.12.320.11.3
large gap14.95.219.62.421.83.221.63.930.53.922.82.822.31.4
very large gap.0.04.51.33.01.30.90.95.01.82.81.13.30.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneno gap53.94.255.14.450.04.440.47.231.36.748.74.749.62.0
small gap23.83.618.93.514.33.125.56.425.06.322.13.920.71.6
medium gap11.92.79.52.611.92.910.64.516.65.48.82.711.11.3
large gap9.82.515.03.220.73.621.36.025.06.219.53.717.01.5
very large gap0.70.71.61.13.21.62.12.12.12.10.90.91.60.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
colline/submontaneno gap64.44.161.07.674.06.247.57.931.311.666.83.563.52.2
small gap14.13.012.25.18.03.832.57.431.311.614.12.615.41.7
medium gap11.12.717.15.96.03.410.04.712.58.38.22.09.91.4
large gap10.42.69.84.610.04.210.04.718.89.810.32.210.51.4
very large gap.0.0.0.02.02.0.0.06.36.10.50.50.60.4
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalno gap59.02.732.91.942.22.424.22.014.21.641.81.935.10.9
small gap18.52.123.61.716.91.928.72.124.22.022.41.622.60.8
medium gap11.51.818.21.516.31.822.92.023.82.014.01.317.70.7
large gap10.61.721.51.621.02.023.32.034.22.220.21.522.10.8
very large gap0.30.33.80.83.70.90.90.43.60.91.60.52.40.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 29.12.2015 #169173/155556
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