Table 17.0. Total above-ground biomass (million tonnes) on forest land by forest type and age class in Canada.
Forest type Age (years) Total
1-20 21-40 41-60 61-80 81-100 101-120 121-140 141-160 161-180 181-200 201+ Other1
Non-treed 1.32 2.36 7.01 16.10 15.61 18.18 3.20 0.26 0.15 0.10 0.06 92.92 157.28
Treed Broadleaf 120.70 343.54 762.45 1 246.28 1 121.31 439.16 169.01 62.95 9.15 9.90 8.17 - 4 292.62
Treed Mixedwood 130.85 379.61 712.82 1 043.91 977.56 619.89 293.74 121.66 29.77 13.98 20.43 - 4 344.21
Treed Coniferous 192.57 932.81 1 651.88 2 476.19 2 883.80 4 092.66 3 211.77 1 739.06 636.00 349.36 3 564.97 - 21 731.09
Subtotal 445.43 1 658.32 3 134.16 4 782.49 4 998.28 5 169.90 3 677.72 1 923.93 675.08 373.34 3 593.63 92.92 30 525.20
Source: Canada's National Forest Inventory, combined remeasured (2007-2017) and projected (2006-2017 with NFI projection system) data< (Version 3, November 2023) (http://nfi.nfis.org)
Note: The Arctic ecozones (Arctic Cordillera, Northern Arctic, Southern Arctic), and the Taiga Plains and Hudson Plains ecozones located in Nunavut, are not inventoried. These non-inventoried areas total 262,189.89 thousand ha.
1 Missing or unknown age class.