Table 16.0. Total tree volume (million m3) by species group and age class in Canada.
Species group 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
Unclassified 7.01 6.17 0.19 0.27 0.15 0.20 0.06 0.11 0.04 - - 0.00 14.20
Unspecified hardwoods 66.72 32.44 19.98 3.77 9.33 0.39 0.15 - - - - 0.00 132.77
Other hardwoods 2.51 20.53 73.24 79.36 55.87 21.51 4.20 1.56 0.16 2.11 7.29 0.00 268.34
Unspecified conifers 115.10 135.10 30.48 7.64 1.46 - - - - - - 0.00 289.79
Larch 8.78 46.47 118.12 152.63 159.32 123.97 80.28 39.59 10.75 4.28 22.85 0.00 767.04
Maple 15.65 65.55 379.33 479.35 465.89 110.56 17.92 6.23 4.85 - 0.80 0.00 1 546.13
Cedar & other conifers 2.98 18.80 61.17 57.11 71.69 58.59 28.31 27.60 25.91 36.71 1 173.09 - 1 561.97
Birch 45.02 201.93 383.45 445.00 418.08 134.55 36.09 14.41 0.90 1.37 1.91 0.00 1 682.71
Douglas-fir 2.03 27.40 125.43 182.31 236.38 304.77 321.28 241.23 80.16 67.15 347.34 - 1 935.46
Hemlock 5.70 64.58 152.16 151.25 160.58 81.40 88.76 52.28 70.51 41.35 2 313.91 - 3 182.48
Fir 38.34 275.21 462.94 415.45 479.08 255.77 267.93 267.22 249.86 178.85 1 382.49 0.00 4 273.13
Pine 171.24 628.89 606.03 998.77 1 059.93 886.87 780.30 446.76 195.63 83.78 193.02 0.00 6 051.22
Poplar 208.30 565.01 951.15 1 979.98 1 763.72 835.81 416.04 155.28 21.53 19.85 21.25 0.00 6 937.92
Spruce 94.32 717.25 1 652.27 2 890.68 3 317.12 6 139.31 4 147.26 1 620.34 524.91 208.44 1 118.51 0.00 22 430.40
Subtotal 783.69 2 805.35 5 015.94 7 843.56 8 198.59 8 953.69 6 188.58 2 872.63 1 185.20 643.88 6 582.45 0.00 51 073.56
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.