Boreal zone | Species group | Age (years) | |||||||||||
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 | 30.9 | 26.2 | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.7 |
Unspecified hardwoods | 9.5 | 13.2 | 16.5 | 44.9 | 23.0 | 65.4 | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.5 | |
Other hardwoods | 18.0 | 9.2 | 10.2 | 9.8 | 13.4 | 26.8 | 38.9 | 73.0 | 100.0 | 100.0 | 40.2 | 0.0 | |
Maple | 12.4 | 7.1 | 5.3 | 5.5 | 5.8 | 11.5 | 25.0 | 34.1 | 76.8 | 0.0 | 71.1 | 100.5 | |
Birch | 8.9 | 7.5 | 6.7 | 6.7 | 6.9 | 14.6 | 20.1 | 39.6 | 68.5 | 83.4 | 77.6 | 0.0 | |
Poplar | 8.2 | 5.7 | 5.3 | 6.5 | 8.5 | 14.3 | 14.6 | 21.9 | 41.1 | 37.3 | 37.9 | 0.0 | |
Unspecified conifers | 9.4 | 11.3 | 20.6 | 39.5 | 29.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 75.8 | |
Cedar & other conifers | 18.6 | 14.9 | 11.4 | 10.7 | 9.3 | 12.2 | 16.8 | 23.8 | 25.5 | 21.8 | 8.8 | 0.0 | |
Larch | 23.0 | 14.1 | 13.8 | 17.0 | 20.1 | 26.9 | 32.6 | 34.3 | 39.1 | 47.2 | 25.7 | 0.0 | |
Douglas-fir | 17.0 | 17.7 | 15.1 | 13.5 | 10.7 | 9.8 | 9.9 | 10.8 | 15.0 | 17.0 | 11.1 | 0.0 | |
Hemlock | 18.0 | 15.6 | 14.1 | 14.8 | 12.5 | 15.2 | 14.0 | 19.0 | 14.4 | 24.8 | 6.5 | 0.0 | |
Fir | 11.0 | 5.8 | 4.9 | 6.4 | 7.2 | 10.7 | 10.1 | 11.3 | 10.6 | 12.2 | 6.5 | 0.0 | |
Pine | 8.1 | 7.1 | 8.2 | 7.4 | 6.8 | 8.0 | 7.7 | 10.9 | 15.8 | 17.2 | 13.0 | 0.0 | |
Spruce | 7.3 | 6.1 | 5.1 | 4.6 | 4.9 | 7.0 | 7.1 | 8.2 | 9.9 | 10.8 | 7.5 | 99.9 | |
Boreal | Unclassified | 56.3 | 42.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 3.1 |
Unspecified hardwoods | 10.4 | 14.8 | 42.5 | 90.1 | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other hardwoods | 35.7 | 32.1 | 22.3 | 15.1 | 18.7 | 19.4 | 52.7 | 66.3 | 85.7 | 100.0 | 0.0 | 72.7 | |
Maple | 41.5 | 36.9 | 29.2 | 24.3 | 41.8 | 80.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Birch | 7.9 | 6.1 | 6.4 | 6.5 | 7.0 | 9.6 | 17.2 | 28.1 | 38.6 | 68.2 | 92.9 | 62.6 | |
Poplar | 5.3 | 4.4 | 4.5 | 3.7 | 3.8 | 5.2 | 9.9 | 17.5 | 29.1 | 44.3 | 48.2 | 74.7 | |
Unspecified conifers | 8.0 | 8.5 | 22.5 | 37.3 | 52.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | |
Cedar & other conifers | 69.4 | 51.2 | 22.5 | 14.8 | 18.1 | 19.1 | 23.8 | 34.5 | 73.7 | 0.0 | 0.0 | 0.0 | |
Larch | 13.1 | 6.8 | 5.0 | 5.4 | 6.2 | 7.9 | 9.0 | 18.0 | 29.1 | 31.7 | 49.7 | 62.8 | |
Fir | 14.4 | 7.3 | 6.9 | 7.4 | 5.6 | 9.8 | 8.8 | 11.8 | 14.2 | 18.1 | 10.6 | 61.2 | |
Pine | 5.1 | 4.1 | 4.8 | 4.6 | 5.2 | 6.9 | 8.6 | 13.1 | 17.8 | 41.9 | 26.0 | 70.1 | |
Spruce | 6.0 | 3.2 | 2.4 | 2.1 | 2.0 | 1.9 | 2.0 | 3.4 | 7.5 | 15.3 | 9.2 | 32.5 | |
Canada | Unclassified | 39.6 | 23.2 | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.6 |
Unspecified hardwoods | 7.1 | 9.9 | 15.9 | 44.3 | 23.0 | 65.4 | 80.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.5 | |
Other hardwoods | 17.0 | 9.1 | 9.3 | 8.7 | 11.1 | 16.6 | 31.3 | 49.4 | 77.7 | 85.1 | 40.2 | 72.7 | |
Maple | 12.1 | 7.0 | 5.2 | 5.4 | 5.8 | 11.4 | 25.0 | 34.1 | 76.8 | 0.0 | 71.1 | 100.5 | |
Birch | 6.4 | 4.7 | 4.7 | 4.7 | 5.0 | 8.0 | 13.1 | 26.9 | 33.6 | 55.6 | 72.6 | 62.6 | |
Poplar | 4.5 | 3.5 | 3.6 | 3.3 | 3.5 | 4.9 | 8.6 | 14.2 | 24.4 | 29.3 | 30.6 | 74.7 | |
Unspecified conifers | 6.4 | 7.1 | 16.2 | 27.7 | 25.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 60.4 | |
Cedar & other conifers | 18.3 | 14.5 | 10.6 | 9.3 | 8.3 | 10.3 | 13.8 | 19.9 | 24.1 | 21.8 | 8.8 | 0.0 | |
Larch | 11.9 | 6.4 | 4.7 | 5.2 | 5.9 | 7.6 | 9.3 | 16.4 | 23.6 | 27.0 | 22.9 | 62.8 | |
Douglas-fir | 17.0 | 17.7 | 15.1 | 13.5 | 10.7 | 9.8 | 9.9 | 10.8 | 15.0 | 17.0 | 11.1 | 0.0 | |
Hemlock | 18.0 | 15.6 | 14.1 | 14.8 | 12.5 | 15.2 | 14.0 | 19.0 | 14.4 | 24.8 | 6.5 | 0.0 | |
Fir | 8.8 | 4.6 | 4.2 | 5.0 | 4.4 | 7.3 | 6.7 | 8.2 | 8.5 | 10.2 | 5.5 | 61.2 | |
Pine | 4.3 | 3.6 | 4.2 | 3.9 | 4.2 | 5.2 | 5.8 | 8.4 | 11.8 | 15.9 | 11.8 | 70.1 | |
Spruce | 4.7 | 2.9 | 2.2 | 1.9 | 1.9 | 1.9 | 1.9 | 3.2 | 6.3 | 9.4 | 6.0 | 32.5 | |
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 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. |