| Boreal zone | 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 | |||
| Non-boreal | Unclassified | 2.45 | 3.60 | 0.17 | 0.20 | 0.10 | 0.17 | - | - | - | - | - | 0.00 | 6.68 |
| Unspecified hardwoods | 30.75 | 18.60 | 19.50 | 3.75 | 9.28 | 0.39 | 0.14 | - | - | - | - | 0.00 | 82.41 | |
| Unspecified conifers | 29.38 | 34.49 | 13.06 | 5.26 | 1.21 | - | - | - | - | - | - | 0.00 | 83.41 | |
| Larch | 1.01 | 6.12 | 16.50 | 21.92 | 40.06 | 31.49 | 24.25 | 11.59 | 5.81 | 2.97 | 20.89 | - | 182.60 | |
| Other hardwoods | 1.75 | 18.74 | 67.35 | 73.49 | 48.85 | 16.45 | 3.17 | 0.72 | 0.01 | 1.90 | 6.91 | - | 239.35 | |
| Birch | 14.00 | 89.27 | 186.20 | 211.47 | 260.67 | 87.33 | 18.25 | 9.88 | 0.25 | 0.43 | 0.81 | - | 878.57 | |
| Poplar | 42.33 | 179.93 | 256.39 | 299.57 | 268.87 | 144.88 | 78.03 | 43.82 | 3.97 | 13.30 | 14.98 | - | 1 346.09 | |
| Cedar & other conifers | 2.85 | 18.28 | 58.80 | 51.97 | 62.69 | 46.70 | 22.20 | 23.76 | 24.15 | 35.16 | 1 125.89 | - | 1 472.45 | |
| Maple | 15.47 | 62.65 | 360.18 | 450.08 | 448.51 | 109.83 | 17.79 | 6.19 | 4.80 | - | 0.76 | 0.00 | 1 476.25 | |
| Douglas-fir | 1.97 | 26.57 | 120.54 | 175.00 | 234.62 | 304.29 | 321.91 | 243.58 | 80.26 | 66.81 | 343.24 | - | 1 918.79 | |
| Pine | 24.55 | 137.77 | 152.87 | 279.49 | 568.58 | 401.46 | 402.10 | 256.37 | 114.91 | 64.98 | 139.50 | - | 2 542.57 | |
| Fir | 21.07 | 138.16 | 267.49 | 233.28 | 195.04 | 121.07 | 124.50 | 175.60 | 179.28 | 152.10 | 1 240.13 | - | 2 847.73 | |
| Spruce | 21.41 | 114.26 | 290.35 | 372.81 | 350.61 | 219.87 | 298.33 | 285.23 | 169.52 | 131.16 | 776.20 | 0.00 | 3 029.74 | |
| Hemlock | 5.41 | 61.30 | 145.22 | 144.59 | 155.02 | 79.13 | 86.14 | 50.93 | 68.21 | 40.59 | 2 214.96 | - | 3 051.49 | |
| Subtotal | 214.41 | 909.71 | 1 954.61 | 2 322.89 | 2 644.11 | 1 563.06 | 1 396.82 | 1 107.67 | 651.17 | 509.40 | 5 884.27 | 0.00 | 19 158.12 | |
| Boreal | Unclassified | 4.60 | 2.57 | 0.02 | 0.07 | 0.06 | 0.03 | 0.06 | 0.12 | 0.04 | - | - | 0.00 | 7.55 |
| Other hardwoods | 0.75 | 1.49 | 4.01 | 4.49 | 6.20 | 4.53 | 0.96 | 0.84 | 0.14 | 0.10 | - | 0.00 | 23.51 | |
| Cedar & other conifers | 0.09 | 0.23 | 1.56 | 4.44 | 8.44 | 11.40 | 6.03 | 3.12 | 0.81 | - | - | - | 36.12 | |
| Unspecified hardwoods | 36.15 | 13.88 | 0.39 | 0.02 | - | - | <0.01 | - | - | - | - | - | 50.44 | |
| Maple | 0.15 | 2.67 | 17.53 | 27.05 | 15.18 | 0.27 | - | - | - | - | - | - | 62.84 | |
| Unspecified conifers | 86.39 | 101.39 | 17.54 | 2.40 | 0.25 | - | - | - | - | - | - | 0.00 | 207.97 | |
| Larch | 7.79 | 40.35 | 101.91 | 131.03 | 120.03 | 93.13 | 56.54 | 28.14 | 5.01 | 1.36 | 2.29 | 0.00 | 587.58 | |
| Birch | 31.23 | 112.81 | 197.79 | 233.68 | 155.92 | 202.15 | 17.95 | 4.59 | 0.66 | 0.96 | 1.07 | 0.00 | 958.82 | |
| Fir | 17.38 | 137.38 | 195.88 | 183.60 | 286.48 | 135.95 | 144.53 | 93.48 | 72.85 | 28.47 | 122.79 | 0.00 | 1 418.80 | |
| Pine | 146.70 | 491.88 | 454.80 | 721.78 | 497.12 | 488.80 | 384.42 | 194.78 | 83.17 | 19.86 | 55.92 | 0.00 | 3 539.22 | |
| Poplar | 166.14 | 385.83 | 697.14 | 1 684.64 | 1 518.92 | 693.14 | 340.14 | 112.31 | 17.68 | 6.41 | 5.98 | 0.00 | 5 628.33 | |
| Spruce | 73.04 | 602.78 | 1 364.83 | 2 526.94 | 2 973.44 | 6 000.20 | 4 172.70 | 1 336.58 | 359.87 | 79.21 | 351.15 | 0.00 | 19 840.73 | |
| Subtotal | 570.39 | 1 893.26 | 3 053.39 | 5 520.13 | 5 582.03 | 7 629.60 | 5 123.34 | 1 773.96 | 540.24 | 136.37 | 539.22 | 0.00 | 32 361.92 | |
| Canada | Unclassified | 7.04 | 6.17 | 0.19 | 0.27 | 0.15 | 0.20 | 0.06 | 0.12 | 0.04 | - | - | 0.00 | 14.24 |
| Unspecified hardwoods | 66.90 | 32.48 | 19.89 | 3.77 | 9.28 | 0.39 | 0.15 | - | - | - | - | 0.00 | 132.85 | |
| Other hardwoods | 2.50 | 20.23 | 71.36 | 77.98 | 55.05 | 20.98 | 4.13 | 1.56 | 0.15 | 2.00 | 6.91 | 0.00 | 262.85 | |
| Unspecified conifers | 115.78 | 135.88 | 30.60 | 7.66 | 1.46 | - | - | - | - | - | - | 0.00 | 291.38 | |
| Larch | 8.80 | 46.47 | 118.40 | 152.95 | 160.09 | 124.63 | 80.79 | 39.73 | 10.81 | 4.33 | 23.19 | 0.00 | 770.18 | |
| Cedar & other conifers | 2.94 | 18.50 | 60.36 | 56.41 | 71.13 | 58.11 | 28.22 | 26.87 | 24.96 | 35.16 | 1 125.89 | - | 1 508.57 | |
| Maple | 15.62 | 65.31 | 377.71 | 477.13 | 463.69 | 110.09 | 17.79 | 6.19 | 4.80 | - | 0.76 | 0.00 | 1 539.09 | |
| Birch | 45.23 | 202.09 | 383.99 | 445.15 | 416.59 | 289.47 | 36.20 | 14.48 | 0.91 | 1.39 | 1.89 | 0.00 | 1 837.39 | |
| Douglas-fir | 1.97 | 26.57 | 120.54 | 175.00 | 234.62 | 304.29 | 321.91 | 243.58 | 80.26 | 66.81 | 343.24 | - | 1 918.79 | |
| Hemlock | 5.41 | 61.30 | 145.22 | 144.59 | 155.02 | 79.13 | 86.14 | 50.93 | 68.21 | 40.59 | 2 214.96 | - | 3 051.49 | |
| Fir | 38.45 | 275.54 | 463.37 | 416.89 | 481.52 | 257.02 | 269.04 | 269.09 | 252.14 | 180.57 | 1 362.92 | 0.00 | 4 266.53 | |
| Pine | 171.24 | 629.65 | 607.67 | 1 001.26 | 1 065.69 | 890.26 | 786.52 | 451.14 | 198.09 | 84.84 | 195.43 | 0.00 | 6 081.79 | |
| Poplar | 208.46 | 565.76 | 953.53 | 1 984.22 | 1 787.79 | 838.02 | 418.17 | 156.14 | 21.65 | 19.71 | 20.97 | 0.00 | 6 974.42 | |
| Spruce | 94.44 | 717.04 | 1 655.17 | 2 899.75 | 3 324.05 | 6 220.07 | 4 471.02 | 1 621.81 | 529.39 | 210.37 | 1 127.35 | 0.00 | 22 870.46 | |
| Subtotal | 784.80 | 2 802.98 | 5 007.99 | 7 843.02 | 8 226.13 | 9 192.65 | 6 520.16 | 2 881.63 | 1 191.41 | 645.77 | 6 423.49 | 0.00 | 51 520.04 | |
| 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 Non-boreal zone in the Arctic ecozones (Arctic Cordillera, Northern Arctic, Southern Arctic) are not inventoried. The total land and water area amounts to approximately 252,202.08 thousand ha. | ||||||||||||||
|
1 Missing or unknown age class. |
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