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 | 3.57 | 19.87 | 55.55 | 100.69 | 118.03 | 1 521.73 | 86.81 | 64.19 | 29.69 | 5.31 | 5.00 | 0.00 | 2 010.45 |
Treed Broadleaf | 4.10 | 11.78 | 29.03 | 106.67 | 184.39 | 45.58 | 43.19 | 22.48 | 3.85 | 0.07 | 0.00 | 0.00 | 451.13 | |
Treed Mixedwood | 2.21 | 12.23 | 19.23 | 46.35 | 43.21 | 218.47 | 36.41 | 15.38 | 4.58 | 3.12 | 1.27 | 0.00 | 402.45 | |
Non-treed | <0.01 | <0.01 | 0.00 | 0.01 | <0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.22 | |
Subtotal | 9.89 | 43.88 | 103.81 | 253.71 | 345.62 | 1 785.77 | 166.40 | 102.05 | 38.11 | 8.51 | 6.27 | 0.20 | 2 864.24 | |
Taiga Shield | Treed Coniferous | 8.51 | 45.34 | 112.60 | 90.13 | 239.16 | 342.55 | 640.51 | 624.69 | 1.72 | 2.48 | 36.01 | 0.00 | 2 143.68 |
Treed Mixedwood | 1.97 | 3.93 | 3.85 | 5.22 | 7.63 | 7.51 | 52.58 | 0.89 | 0.00 | 0.00 | 0.00 | 0.00 | 83.58 | |
Treed Broadleaf | 1.75 | 2.74 | 2.71 | 1.75 | 1.61 | 39.67 | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 50.32 | |
Non-treed | 0.00 | 0.00 | 2.22 | 0.18 | <0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 11.78 | 14.18 | |
Subtotal | 12.22 | 52.00 | 121.38 | 97.28 | 248.41 | 389.74 | 693.18 | 625.58 | 1.72 | 2.48 | 36.01 | 11.78 | 2 291.77 | |
Boreal Shield | Treed Coniferous | 106.24 | 484.22 | 809.19 | 1 086.65 | 1 269.01 | 815.60 | 803.00 | 113.91 | 28.81 | 3.22 | 1.61 | 0.00 | 5 521.46 |
Treed Mixedwood | 79.89 | 225.38 | 389.10 | 534.42 | 537.06 | 107.19 | 41.05 | 11.08 | 3.78 | 1.37 | 1.15 | 0.00 | 1 931.46 | |
Treed Broadleaf | 45.91 | 128.61 | 325.60 | 398.73 | 389.38 | 80.34 | 15.18 | 4.53 | 2.13 | 0.94 | 0.00 | 0.00 | 1 391.34 | |
Non-treed | 0.90 | 0.81 | 1.52 | 10.65 | 4.02 | 4.44 | 0.38 | 0.08 | 0.15 | 0.10 | 0.06 | 47.76 | 70.88 | |
Subtotal | 232.94 | 839.02 | 1 525.41 | 2 030.45 | 2 199.48 | 1 007.57 | 859.59 | 129.60 | 34.88 | 5.62 | 2.83 | 47.76 | 8 915.14 | |
Atlantic Maritime | Treed Coniferous | 24.46 | 90.92 | 126.35 | 163.12 | 111.22 | 45.78 | 8.84 | 1.74 | 0.05 | 0.00 | 0.00 | 0.00 | 572.48 |
Treed Mixedwood | 23.86 | 66.66 | 129.71 | 176.77 | 92.75 | 31.55 | 2.09 | 0.44 | 0.00 | 0.11 | 0.00 | 0.00 | 523.94 | |
Treed Broadleaf | 12.76 | 38.88 | 84.55 | 115.86 | 86.88 | 29.71 | 0.92 | 1.22 | 0.19 | 0.00 | 0.04 | 0.00 | 371.00 | |
Non-treed | 0.02 | 0.01 | 0.02 | 0.02 | <0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.08 | 5.15 | |
Subtotal | 61.10 | 196.46 | 340.62 | 455.77 | 290.86 | 107.04 | 11.85 | 3.40 | 0.23 | 0.11 | 0.04 | 5.08 | 1 472.56 | |
Mixedwood Plains | Treed Broadleaf | 1.93 | 10.92 | 66.22 | 67.81 | 50.88 | 9.91 | 3.13 | 0.76 | 0.21 | 0.00 | 0.00 | 0.00 | 211.77 |
Treed Mixedwood | 1.48 | 7.63 | 31.51 | 21.18 | 10.73 | 3.76 | 0.91 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 77.52 | |
Treed Coniferous | 1.70 | 6.80 | 15.22 | 9.11 | 2.94 | 0.48 | 0.19 | 0.49 | 0.00 | 0.00 | 0.00 | 0.00 | 36.93 | |
Non-treed | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.27 | 1.27 | |
Subtotal | 5.11 | 25.35 | 112.94 | 98.09 | 64.55 | 14.15 | 4.24 | 1.58 | 0.21 | 0.00 | 0.00 | 1.27 | 327.49 | |
Boreal Plains | Treed Coniferous | 24.04 | 87.32 | 171.36 | 562.40 | 388.67 | 342.85 | 225.03 | 112.27 | 44.85 | 9.31 | 11.86 | 0.00 | 1 979.96 |
Treed Broadleaf | 42.72 | 100.66 | 201.14 | 496.96 | 313.37 | 159.30 | 60.07 | 11.42 | 1.12 | 0.07 | 0.00 | 0.00 | 1 386.84 | |
Treed Mixedwood | 17.16 | 43.43 | 72.80 | 188.74 | 159.03 | 112.60 | 71.19 | 22.36 | 6.58 | 0.71 | 0.18 | 0.00 | 694.79 | |
Non-treed | 0.32 | 0.43 | 0.28 | 0.14 | 0.43 | 1.64 | 0.19 | 0.06 | 0.00 | 0.00 | 0.00 | 9.82 | 13.33 | |
Subtotal | 84.25 | 231.84 | 445.58 | 1 248.24 | 861.50 | 616.39 | 356.48 | 146.11 | 52.56 | 10.09 | 12.04 | 9.82 | 4 074.91 | |
Prairies | Treed Broadleaf | 10.36 | 36.39 | 12.76 | 3.26 | 1.82 | 0.28 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 64.89 |
Treed Coniferous | 0.04 | 0.23 | 1.06 | 0.13 | 0.49 | 1.24 | 0.11 | 0.28 | 0.00 | 0.00 | 0.00 | 0.00 | 3.58 | |
Non-treed | 0.05 | 0.03 | <0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.05 | 2.14 | |
Treed Mixedwood | 0.08 | 0.23 | 0.43 | 0.48 | 0.20 | 0.59 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.08 | |
Subtotal | 10.53 | 36.88 | 14.26 | 3.87 | 2.52 | 2.11 | 0.17 | 0.29 | 0.00 | 0.00 | 0.00 | 2.05 | 72.68 | |
Taiga Cordillera | Treed Coniferous | 0.01 | 1.12 | 11.04 | 19.92 | 15.79 | 14.88 | 391.38 | 12.10 | 3.76 | 0.29 | 0.00 | 0.00 | 470.29 |
Treed Mixedwood | 0.09 | 0.48 | 1.06 | 1.05 | 0.78 | 0.74 | 10.71 | 0.15 | 1.11 | 0.00 | 0.00 | 0.00 | 16.17 | |
Treed Broadleaf | 0.09 | 0.31 | 0.33 | 0.05 | 7.53 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 8.32 | |
Non-treed | 0.00 | 0.00 | 0.09 | 1.05 | 1.22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.36 | |
Subtotal | 0.19 | 1.91 | 12.53 | 22.08 | 25.32 | 15.63 | 402.09 | 12.24 | 4.86 | 0.29 | 0.00 | 0.00 | 497.14 | |
Boreal Cordillera | Treed Coniferous | 1.19 | 5.82 | 46.13 | 86.96 | 125.01 | 320.78 | 248.21 | 163.56 | 124.86 | 24.79 | 183.86 | 0.00 | 1 331.16 |
Treed Mixedwood | 0.61 | 2.82 | 16.43 | 32.62 | 29.58 | 33.56 | 24.52 | 26.61 | 6.43 | 4.07 | 6.61 | 0.00 | 183.87 | |
Treed Broadleaf | 0.37 | 2.01 | 10.02 | 16.90 | 17.33 | 21.23 | 14.42 | 5.47 | 0.69 | 0.93 | 0.52 | 0.00 | 89.87 | |
Non-treed | <0.01 | 1.06 | 2.87 | 4.03 | 9.88 | 12.08 | 2.63 | 0.12 | 0.00 | 0.00 | 0.00 | 0.67 | 33.34 | |
Subtotal | 2.18 | 11.71 | 75.44 | 140.51 | 181.80 | 387.64 | 289.78 | 195.75 | 131.97 | 29.80 | 190.99 | 0.67 | 1 638.24 | |
Pacific Maritime | Treed Coniferous | 10.36 | 73.27 | 176.10 | 167.38 | 119.92 | 91.91 | 83.87 | 52.66 | 59.58 | 54.48 | 2 019.98 | 0.00 | 2 909.51 |
Treed Broadleaf | 0.16 | 2.59 | 15.79 | 15.07 | 16.95 | 17.24 | 5.10 | 3.35 | 0.04 | 4.65 | 5.57 | 0.00 | 86.51 | |
Treed Mixedwood | 0.22 | 5.35 | 12.91 | 19.78 | 12.37 | 9.11 | 2.52 | 3.58 | 0.83 | <0.01 | 5.54 | 0.00 | 72.22 | |
Non-treed | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.41 | 3.41 | |
Subtotal | 10.74 | 81.21 | 204.80 | 202.24 | 149.24 | 118.26 | 91.48 | 59.59 | 60.45 | 59.14 | 2 031.09 | 3.41 | 3 071.65 | |
Montane Cordillera | Treed Coniferous | 8.79 | 85.37 | 107.15 | 178.11 | 459.05 | 533.22 | 626.21 | 572.01 | 335.35 | 246.46 | 1 288.49 | 0.00 | 4 440.22 |
Treed Mixedwood | 3.07 | 10.51 | 28.21 | 26.41 | 83.32 | 66.61 | 50.10 | 38.42 | 6.47 | 4.58 | 4.85 | 0.00 | 322.54 | |
Treed Broadleaf | 0.03 | 6.92 | 8.21 | 20.09 | 48.66 | 22.98 | 23.68 | 12.43 | 0.92 | 1.17 | 2.09 | 0.00 | 147.19 | |
Non-treed | 0.01 | 0.01 | 0.00 | <0.01 | 0.03 | 0.01 | <0.01 | <0.01 | 0.00 | 0.00 | 0.00 | 11.43 | 11.50 | |
Subtotal | 11.90 | 102.81 | 143.56 | 224.62 | 591.06 | 622.82 | 699.99 | 622.87 | 342.74 | 252.22 | 1 295.43 | 11.43 | 4 921.45 | |
Hudson Plains | Treed Coniferous | 0.70 | 19.32 | 31.94 | 33.45 | 27.76 | 42.77 | 88.51 | 15.92 | 0.59 | <0.01 | 0.00 | 0.00 | 260.97 |
Treed Mixedwood | 0.07 | 0.81 | 1.86 | 2.21 | 1.66 | 23.97 | 0.43 | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 31.10 | |
Treed Broadleaf | 0.25 | 0.17 | 0.23 | 0.80 | 1.09 | 0.20 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.78 | |
Non-treed | 0.00 | 0.00 | 0.00 | 0.01 | <0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.35 | 2.36 | |
Subtotal | 1.02 | 20.30 | 34.02 | 36.47 | 30.51 | 66.94 | 88.98 | 16.01 | 0.59 | <0.01 | 0.00 | 2.35 | 297.21 | |
Canada | Treed Coniferous | 189.63 | 919.59 | 1 663.68 | 2 498.05 | 2 877.05 | 4 073.79 | 3 202.67 | 1 733.80 | 629.25 | 346.35 | 3 546.82 | 0.00 | 21 680.67 |
Treed Mixedwood | 130.71 | 379.45 | 707.09 | 1 055.24 | 978.33 | 615.65 | 292.57 | 119.33 | 29.78 | 13.98 | 19.61 | 0.00 | 4 341.73 | |
Treed Broadleaf | 120.43 | 341.97 | 756.59 | 1 243.95 | 1 119.89 | 426.45 | 165.81 | 61.67 | 9.15 | 7.83 | 8.21 | 0.00 | 4 261.95 | |
Non-treed | 1.32 | 2.36 | 7.00 | 16.09 | 15.60 | 18.17 | 3.20 | 0.26 | 0.15 | 0.10 | 0.06 | 95.83 | 160.13 | |
Total | 442.09 | 1 643.37 | 3 134.36 | 4 813.34 | 4 990.87 | 5 134.05 | 3 664.24 | 1 915.06 | 668.33 | 368.26 | 3 574.70 | 95.83 | 30 444.48 | |
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. |