Terrestrial ecozone | 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 | |||
Taiga Plains | Treed Coniferous | 10.99 | 50.98 | 118.86 | 204.39 | 234.21 | 2 856.59 | 159.07 | 122.75 | 56.24 | 10.16 | 10.55 | 0.00 | 3 834.80 |
Treed Broadleaf | 14.84 | 23.13 | 44.95 | 193.51 | 336.61 | 87.49 | 82.58 | 45.15 | 8.08 | 0.16 | 0.00 | 0.00 | 836.50 | |
Treed Mixedwood | 5.86 | 24.51 | 34.03 | 85.58 | 78.39 | 441.99 | 71.95 | 30.50 | 8.88 | 6.82 | 2.22 | 0.00 | 790.72 | |
Non-treed | 0.03 | 0.05 | <0.01 | 0.27 | <0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.36 | |
Subtotal | 31.72 | 98.68 | 197.85 | 483.75 | 649.22 | 3 386.07 | 313.61 | 198.40 | 73.20 | 17.14 | 12.76 | 0.00 | 5 462.38 | |
Taiga Shield | Treed Coniferous | 10.56 | 75.90 | 173.39 | 141.89 | 332.92 | 489.68 | 1 027.86 | 595.49 | 2.50 | 3.74 | 52.90 | 0.00 | 2 906.83 |
Treed Mixedwood | 3.39 | 6.95 | 6.16 | 7.86 | 9.59 | 10.88 | 65.44 | 0.95 | 0.00 | 0.00 | 0.00 | 0.00 | 111.22 | |
Treed Broadleaf | 3.25 | 4.37 | 4.33 | 2.79 | 3.22 | 58.66 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 76.77 | |
Non-treed | 0.00 | 0.00 | 2.52 | 0.16 | 0.13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.81 | |
Subtotal | 17.20 | 87.21 | 186.41 | 152.70 | 345.86 | 559.22 | 1 093.43 | 596.45 | 2.50 | 3.74 | 52.90 | 0.00 | 3 097.63 | |
Boreal Shield | Treed Coniferous | 190.08 | 866.96 | 1 301.42 | 1 743.45 | 2 047.58 | 1 285.34 | 1 220.07 | 169.52 | 38.92 | 4.45 | 2.32 | 0.00 | 8 870.10 |
Treed Mixedwood | 143.09 | 373.25 | 614.91 | 849.97 | 856.79 | 174.65 | 65.80 | 17.22 | 6.27 | 2.52 | 1.98 | 0.00 | 3 106.45 | |
Treed Broadleaf | 84.32 | 217.83 | 496.03 | 595.33 | 571.79 | 118.10 | 23.12 | 6.55 | 3.06 | 1.69 | 0.00 | 0.00 | 2 117.81 | |
Non-treed | 1.13 | 1.27 | 2.47 | 18.42 | 6.56 | 7.09 | 0.60 | 0.13 | 0.25 | 0.17 | 0.09 | 0.00 | 38.18 | |
Subtotal | 418.62 | 1 459.30 | 2 414.83 | 3 207.17 | 3 482.72 | 1 585.17 | 1 309.58 | 193.42 | 48.49 | 8.83 | 4.39 | 0.00 | 14 132.54 | |
Atlantic Maritime | Treed Coniferous | 43.02 | 149.16 | 200.53 | 257.78 | 172.79 | 74.34 | 14.08 | 2.84 | 0.08 | 0.00 | 0.00 | 0.00 | 914.62 |
Treed Mixedwood | 42.14 | 102.67 | 190.35 | 252.64 | 127.93 | 44.79 | 2.71 | 0.59 | 0.00 | 0.18 | 0.00 | 0.00 | 764.00 | |
Treed Broadleaf | 20.60 | 54.32 | 108.95 | 144.20 | 106.43 | 37.16 | 1.13 | 1.49 | 0.19 | 0.00 | 0.04 | 0.00 | 474.51 | |
Non-treed | 0.03 | 0.06 | 0.18 | 0.13 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.42 | |
Subtotal | 105.78 | 306.22 | 500.01 | 654.75 | 407.16 | 156.30 | 17.92 | 4.92 | 0.27 | 0.18 | 0.04 | 0.00 | 2 153.55 | |
Mixedwood Plains | Treed Broadleaf | 2.91 | 17.54 | 96.86 | 97.07 | 71.69 | 14.14 | 4.52 | 1.11 | 0.28 | 0.00 | 0.00 | 0.00 | 306.12 |
Treed Mixedwood | 2.28 | 12.09 | 49.72 | 33.86 | 17.01 | 6.00 | 1.51 | 0.57 | 0.00 | 0.00 | 0.00 | 0.00 | 123.04 | |
Treed Coniferous | 2.80 | 11.24 | 25.68 | 15.95 | 5.07 | 0.82 | 0.34 | 0.95 | 0.00 | 0.00 | 0.00 | 0.00 | 62.85 | |
Non-treed | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
Subtotal | 8.00 | 40.87 | 172.26 | 146.88 | 93.77 | 20.96 | 6.37 | 2.63 | 0.28 | 0.00 | 0.00 | 0.00 | 492.01 | |
Boreal Plains | Treed Coniferous | 44.23 | 156.91 | 291.08 | 978.02 | 671.85 | 584.01 | 393.05 | 202.84 | 82.16 | 16.22 | 21.91 | 0.00 | 3 442.28 |
Treed Broadleaf | 73.98 | 178.36 | 357.55 | 880.09 | 553.53 | 282.43 | 107.60 | 20.45 | 1.93 | 0.12 | 0.00 | 0.00 | 2 456.05 | |
Treed Mixedwood | 31.91 | 76.74 | 131.44 | 343.83 | 295.92 | 206.98 | 132.20 | 41.73 | 12.43 | 1.32 | 0.35 | 0.00 | 1 274.87 | |
Non-treed | 0.20 | 0.50 | 0.30 | 0.17 | 0.66 | 3.05 | 0.37 | 0.12 | 0.00 | 0.00 | 0.00 | 0.00 | 5.37 | |
Subtotal | 150.34 | 412.51 | 780.38 | 2 202.11 | 1 521.95 | 1 076.48 | 633.22 | 265.14 | 96.53 | 17.66 | 22.26 | 0.00 | 7 178.57 | |
Prairies | Treed Broadleaf | 19.46 | 69.58 | 24.42 | 6.09 | 3.12 | 0.47 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 123.17 |
Treed Coniferous | 0.08 | 0.64 | 1.98 | 0.25 | 0.91 | 2.26 | 0.20 | 0.54 | 0.00 | 0.00 | 0.00 | 0.00 | 6.87 | |
Treed Mixedwood | 0.19 | 0.51 | 0.83 | 0.89 | 0.36 | 1.07 | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.95 | |
Non-treed | 0.39 | 0.06 | <0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.46 | |
Subtotal | 20.12 | 70.78 | 27.23 | 7.24 | 4.39 | 3.81 | 0.30 | 0.56 | 0.00 | 0.00 | 0.00 | 0.00 | 134.44 | |
Taiga Cordillera | Treed Coniferous | 0.04 | 1.37 | 7.74 | 21.44 | 23.56 | 24.72 | 707.67 | 21.91 | 6.76 | 0.53 | 0.00 | 0.00 | 815.74 |
Treed Mixedwood | 0.08 | 0.47 | 0.46 | 1.23 | 1.40 | 1.27 | 17.41 | 0.27 | 1.99 | 0.00 | 0.00 | 0.00 | 24.57 | |
Treed Broadleaf | 0.13 | 0.64 | 0.64 | 0.29 | 16.60 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 18.31 | |
Non-treed | 0.00 | 0.00 | 0.08 | 1.31 | 1.79 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.17 | |
Subtotal | 0.24 | 2.48 | 8.92 | 24.27 | 43.34 | 26.01 | 725.08 | 22.18 | 8.75 | 0.53 | 0.00 | 0.00 | 861.81 | |
Boreal Cordillera | Treed Coniferous | 1.43 | 7.82 | 61.41 | 136.75 | 201.04 | 557.33 | 435.31 | 289.41 | 221.50 | 43.78 | 308.73 | 0.00 | 2 264.50 |
Treed Mixedwood | 0.50 | 3.24 | 20.57 | 54.00 | 47.62 | 59.34 | 44.73 | 45.59 | 12.28 | 8.98 | 10.03 | 0.00 | 306.87 | |
Treed Broadleaf | 0.60 | 3.20 | 15.32 | 27.98 | 28.29 | 35.41 | 27.80 | 10.47 | 1.17 | 2.31 | 0.81 | 0.00 | 153.37 | |
Non-treed | <0.01 | 0.13 | 0.96 | 3.98 | 17.11 | 21.60 | 4.70 | 0.22 | 0.00 | 0.00 | 0.00 | 0.00 | 48.71 | |
Subtotal | 2.54 | 14.39 | 98.26 | 222.71 | 294.06 | 673.69 | 512.54 | 345.69 | 234.94 | 55.06 | 319.57 | 0.00 | 2 773.45 | |
Pacific Maritime | Treed Coniferous | 8.30 | 104.90 | 295.10 | 288.01 | 212.70 | 159.86 | 146.92 | 92.75 | 104.36 | 92.94 | 3 788.74 | 0.00 | 5 294.59 |
Treed Broadleaf | 0.24 | 4.36 | 26.69 | 26.33 | 28.44 | 30.22 | 9.25 | 5.85 | 0.07 | 8.51 | 10.10 | 0.00 | 150.06 | |
Treed Mixedwood | 0.32 | 8.46 | 21.81 | 33.25 | 21.28 | 15.92 | 4.27 | 6.49 | 1.46 | 0.01 | 9.92 | 0.00 | 123.18 | |
Non-treed | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
Subtotal | 8.85 | 117.72 | 343.61 | 347.58 | 262.42 | 206.00 | 160.44 | 105.09 | 105.89 | 101.47 | 3 808.76 | 0.00 | 5 567.83 | |
Montane Cordillera | Treed Coniferous | 9.79 | 112.03 | 166.16 | 288.39 | 785.64 | 920.90 | 1 091.53 | 1 002.94 | 588.62 | 420.63 | 2 314.01 | 0.00 | 7 700.64 |
Treed Mixedwood | 4.12 | 14.65 | 44.67 | 43.15 | 145.06 | 118.74 | 89.19 | 70.03 | 11.80 | 8.19 | 8.74 | 0.00 | 558.35 | |
Treed Broadleaf | 0.06 | 10.11 | 13.21 | 32.74 | 82.25 | 38.87 | 41.04 | 21.97 | 1.67 | 2.20 | 3.78 | 0.00 | 247.90 | |
Non-treed | <0.01 | <0.01 | 0.00 | <0.01 | 0.01 | 0.02 | 0.01 | 0.04 | 0.00 | 0.02 | 0.00 | 0.00 | 0.10 | |
Subtotal | 13.97 | 136.79 | 224.03 | 364.28 | 1 012.97 | 1 078.52 | 1 221.77 | 1 094.98 | 602.08 | 431.04 | 2 326.53 | 0.00 | 8 506.99 | |
Hudson Plains | Treed Coniferous | 1.17 | 32.45 | 60.26 | 55.02 | 44.78 | 68.89 | 168.29 | 26.34 | 0.92 | 0.02 | 0.00 | 0.00 | 458.16 |
Treed Mixedwood | 0.15 | 1.42 | 3.04 | 3.58 | 2.74 | 47.85 | 0.70 | 0.15 | 0.00 | 0.00 | 0.00 | 0.00 | 59.62 | |
Treed Broadleaf | 0.70 | 0.34 | 0.38 | 1.32 | 2.58 | 0.33 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.70 | |
Non-treed | 0.00 | 0.00 | <0.01 | 0.14 | 0.06 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.21 | |
Subtotal | 2.02 | 34.22 | 63.68 | 60.06 | 50.16 | 117.08 | 169.04 | 26.49 | 0.92 | 0.02 | 0.00 | 0.00 | 523.70 | |
Canada | Treed Coniferous | 322.50 | 1 570.36 | 2 703.61 | 4 131.34 | 4 733.04 | 7 024.74 | 5 364.40 | 2 528.29 | 1 102.06 | 592.47 | 6 499.15 | 0.00 | 36 571.97 |
Treed Mixedwood | 234.02 | 624.95 | 1 118.00 | 1 709.85 | 1 604.10 | 1 129.48 | 496.01 | 214.09 | 55.11 | 28.01 | 33.24 | 0.00 | 7 246.85 | |
Treed Broadleaf | 221.08 | 583.78 | 1 189.33 | 2 007.74 | 1 804.56 | 703.31 | 297.23 | 113.06 | 16.44 | 14.99 | 14.73 | 0.00 | 6 966.26 | |
Non-treed | 1.80 | 2.07 | 6.52 | 24.58 | 26.34 | 31.78 | 5.68 | 0.51 | 0.25 | 0.19 | 0.09 | 0.00 | 99.80 | |
Total | 779.40 | 2 781.17 | 5 017.47 | 7 873.51 | 8 168.03 | 8 889.31 | 6 163.32 | 2 855.95 | 1 173.85 | 635.66 | 6 547.22 | 0.00 | 50 884.89 | |
Source: Canada's National Forest Inventory, combined remeasured (2007-2017) and projected (2006-2017 with NFI projection system) data (Version 2, November 2022) (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. |