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
Spruce 46.17 469.62 1 330.20 2 811.25 8 272.26 5 271.37 1 902.80 764.12 448.26 292.34 1 103.56 0.00 22 711.95
Poplar 69.91 343.35 1 475.89 2 260.69 1 518.72 545.96 184.07 44.75 14.71 3.75 10.24 0.00 6 472.04
Pine 96.09 284.58 569.86 1 028.92 1 182.54 871.58 771.73 455.94 239.72 118.67 167.24 0.00 5 786.85
Fir 27.84 209.31 373.00 401.68 369.99 194.99 169.78 158.13 158.28 155.96 1 303.66 0.00 3 522.63
Hemlock 0.30 45.74 105.33 152.85 105.65 88.23 75.26 56.57 39.24 44.64 2 027.45 0.00 2 741.27
Douglas-fir 1.48 41.10 111.52 216.49 221.01 271.10 232.73 122.07 91.93 49.71 293.76 0.00 1 652.90
Birch 17.46 120.28 459.79 495.36 387.25 71.03 29.34 5.10 1.95 0.35 0.47 0.00 1 588.37
Maple 17.07 60.35 466.17 257.17 398.71 101.31 59.01 32.01 5.58 4.86 0.30 0.00 1 402.53
Cedar & other conifers 1.35 19.44 57.12 49.74 65.84 40.54 22.75 17.76 15.84 31.77 945.35 0.00 1 267.49
Unspecified conifers 227.35 107.80 8.07 0.57 0.04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 343.84
Larch 2.57 12.95 38.09 67.14 73.32 60.34 31.47 16.06 8.47 3.31 14.26 0.00 327.99
Other hardwoods 18.17 19.70 57.38 71.89 36.41 17.73 2.56 0.71 0.19 0.00 0.00 0.00 224.74
Unspecified hardwoods 88.79 10.56 1.18 0.15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 100.68
Unclassified 46.08 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 46.08
Total 660.63 1 744.78 5 053.60 7 813.90 12 631.74 7 534.16 3 481.51 1 673.23 1 024.17 705.37 5 866.26 0.00 48 189.35
Source: Canada's National Forest Inventory, revised 2006 baseline (Version 3, December 2013) (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.