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NFI5
basal area
diameter at breast height (main diameter classes) · main tree species
regional demarcation: economic region
unit: m²/ha
evaluation area: accessible forest without shrub forest
grid: 1.4 km grid, subgrids 1-5
state 2018/26
economic region
Western JuraEastern JuraWestern PlateauCentral PlateauEastern PlateauWestern Pre-AlpsCentral Pre-AlpsEastern Pre-AlpsNorthwestern AlpsCentral AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
diameter at breast height (main diameter classes)main tree speciesm²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%m²/ha±%
n/an/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
fir0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
larch0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other conifers0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
beech0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
maple0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
ash0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
oak0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
other broadleaves0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
12-15 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce0.2180.2360.2360.5180.2170.5200.6150.3240.6140.6200.4260.5120.790.3190.45
fir0.3120.1380.1330.3170.1230.2240.3180.1250.1330.2250.0590.0310.0590.0300.17
pine0.01000.0.0.01000.0580.01000.0.0.0710.0.0.0730.0840.0990.1380.1280.0650.019
larch0.0.0.0840.1720.01000.0600.01000.01000.01000.0570.0.0.0510.2200.1250.1200.111
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0350.1400.0710.029
other conifers0.0690.0610.0.0.0450.0530.0.0.0710.0700.0580.0990.0710.0770.0350.01000.019
beech0.3130.6170.4360.3180.3150.1280.2160.2200.1230.1320.2250.1290.0320.3140.25
maple0.1190.2290.1450.1320.1170.1430.1290.1260.2230.1300.1370.1340.0410.1330.18
ash0.0350.1390.1340.0450.1240.0560.0400.0510.1360.1490.0640.1340.0530.1270.111
oak0.1570.0510.0490.0730.0500.0990.0.0.0.0.01000.0990.01000.1400.0.0.0380.022
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.01000.0.0.2260.025
other broadleaves0.1160.1290.3250.2260.2190.2280.1220.1240.3260.2330.2350.3150.2220.5120.26
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total1.371.4121.2141.4101.081.2121.480.9121.491.4131.0141.471.271.671.32
16-23 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce0.6120.4310.8371.0170.9171.6191.5131.0161.3121.9181.2211.3122.090.6141.14
fir0.8100.2380.2330.7170.2280.5240.9150.3230.2290.6270.1470.1260.0490.1340.36
pine0.0510.1590.0.0.0620.0810.0.0.1830.0.0.0700.1470.1990.5260.3240.01000.115
larch0.0.0.0.0.21000.01000.1590.0800.01000.0.0.1640.0.0.0990.6140.3200.5160.210
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1280.2250.01000.019
other conifers0.0360.0600.01000.0710.1420.0.0.01000.0500.1720.1820.0700.0790.0330.0.0.018
beech0.8111.0150.8230.6130.6120.5290.7140.7160.4260.7250.7330.2310.1370.8140.65
maple0.4160.4220.4380.2230.3160.3250.3230.3270.5210.2450.4360.2240.0390.1310.27
ash0.1240.3270.2380.1320.2290.2370.1340.2290.1380.2400.2430.1330.1500.2260.19
oak0.1450.0570.3450.0570.0620.0.0.0.0.01000.0610.0.0.0.0.1400.01000.1340.118
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.01000.01000.7170.117
other broadleaves0.2210.2260.2350.4210.4190.4350.2240.3370.4260.6490.4390.5160.4221.1120.46
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total3.152.8103.1143.082.773.6113.672.893.184.4123.1133.663.564.253.42
24-35 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce1.5120.8351.5251.5201.7144.3173.1123.1133.2123.5172.6222.8113.981.4162.44
fir1.3110.5360.5361.2180.5231.3291.4140.7260.5271.0310.2530.2340.1420.1370.66
pine0.2410.3530.1570.1510.0510.0.0.2670.0.0.11000.4520.1780.8220.4270.0810.213
larch0.0.0.01000.2730.01000.0510.0.0.01000.01000.1500.0.0.1731.3170.7181.1140.49
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3270.5220.01000.118
other conifers0.01000.1580.0.0.0720.1720.0.0.01000.0700.1760.0.0.01000.0.0.01000.0.0.029
beech2.1102.1171.3191.1151.4131.0261.7121.5180.9221.9261.0330.3310.2291.5151.25
maple0.6150.6270.1510.3280.7180.6280.6220.9210.5290.7360.9300.1310.1310.1350.47
ash0.2300.3440.7350.2280.3240.5390.2630.4270.2400.4560.3380.2340.1540.2360.310
oak0.2320.3380.5340.2540.1340.1720.0600.0.0.1730.0.0.0.0.1390.01000.3270.113
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1710.01001.4160.216
other broadleaves0.2240.3340.5360.3290.4200.1380.2330.4280.3300.3410.2510.3240.2311.5130.48
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total6.355.3115.3115.095.377.8117.477.286.188.2125.5146.576.267.766.52
36-51 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce2.881.0252.7222.1172.5117.4114.896.0106.3105.5194.5203.6105.972.3133.93
fir2.4100.7371.0281.8150.9161.4222.0111.7140.7272.0270.9280.4320.1330.2311.15
pine0.4250.7280.4470.2370.5210.0.0.3510.0710.1500.5430.1740.6210.6220.1470.310
larch0.01000.1500.2480.0740.1450.01000.0.0.01000.1650.0.0.3762.3141.4121.3130.68
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.01000.0.0.0.0.3270.4190.0.0.116
other conifers0.0.0.1570.11000.1390.0730.0.0.0.0.0.0.01000.0.0.0.0.0.0.0.0.01000.029
beech3.374.4143.0182.7111.7111.0312.1153.2131.4221.3272.0220.2450.3291.1131.84
maple0.6130.6300.2360.3240.5170.3400.3240.6180.5240.3360.9240.1560.1520.1490.37
ash0.3220.5291.0280.5320.7160.3530.3400.6260.3340.4600.3410.1490.0500.1350.38
oak0.3270.5360.7320.3270.3240.1760.1620.0580.0710.1760.0.0.1580.0790.2290.211
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.01000.0.0.0.0.0700.01000.9180.117
other broadleaves0.3360.3350.3390.1370.5240.1570.1350.1510.2440.1500.2440.2310.1450.9140.39
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total10.448.999.798.277.7510.799.9612.369.5710.3129.3127.769.057.259.12
=52 cmn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce3.5101.8273.0272.8172.5158.4125.698.9117.6117.4167.8183.9115.993.1144.73
fir3.1110.4402.2243.5142.0162.8223.9113.2151.9232.0381.4370.4330.4250.6261.95
pine0.2320.2490.3560.3370.4260.0.0.2500.1720.01000.1990.01000.1410.5240.0720.212
larch0.0740.01000.1710.1590.2350.0.0.0.0.1570.3490.0.0.2733.9122.4131.9141.07
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5310.4270.0.0.121
other conifers0.0.0.4740.0.0.5460.2870.0.0.01000.0.0.0.0.0.0.0.0.0.0.0.0.01000.135
beech1.7123.3182.3203.0153.1120.9351.8191.8190.8291.6301.7310.1550.2401.0161.55
maple0.2270.3430.1710.01000.3320.3380.1470.4340.3380.2600.4620.0.0.1460.0.0.213
ash0.2370.4390.6320.7370.7210.11000.11000.4440.2460.2820.4440.01000.01000.1600.212
oak0.1390.4540.7450.5291.0300.0.0.0.0.11000.0.0.2790.0.0.01000.1760.1420.216
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1610.01001.7260.225
other broadleaves0.0710.4451.1410.2460.3590.0.0.01000.1500.4710.1710.1720.1490.1630.1390.218
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total9.067.81110.41111.6810.6712.4911.8615.0711.5911.81412.0139.1710.168.6810.42
totaln/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
spruce8.664.3178.1167.9107.7822.2915.5719.3719.1819.01216.51312.0718.457.71112.62
fir7.971.9284.1207.5103.6126.2198.586.0113.3195.8242.6261.1250.6231.1234.14
pine0.8211.2250.8410.7260.9180.0.0.7460.1600.2491.2420.3662.1181.9150.1480.98
larch0.0640.2380.7420.1490.5250.1760.0900.2470.6330.0.0.8538.2104.8104.9102.26
Arolla pine0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.01000.0.0.0.1.3211.7170.0900.313
other conifers0.1350.7610.1860.7370.4520.0.0.1730.1390.2680.1700.1790.0550.1320.0960.220
beech8.3611.497.7147.897.173.5226.5117.3113.6175.5205.6180.9270.9244.7115.33
maple1.892.1161.0250.9161.9121.7211.4162.4142.0161.5242.7210.5220.3290.4241.25
ash0.8171.6222.7231.5252.0131.1340.7391.7180.9261.3341.2310.5280.2450.6261.07
oak0.8231.3302.2250.9211.4220.2680.1500.1580.2500.4640.01000.3330.1710.8200.69
sweet chestnut0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.01000.0.0.0.0.2530.0864.8130.713
other broadleaves0.8181.4212.3251.2171.8170.9240.6171.0221.5251.4311.1271.3151.0204.191.65
indeterminable0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.
total30.0226.1529.8629.3427.3335.8634.1338.2431.6536.1830.9728.4430.1329.3430.71
© WSL, Swiss National Forest Inventory, 06.03.2024 #1353881/535638

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 1353881. Birmensdorf, Swiss Federal Research Institute WSL

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