Table 14.2a. Relative standard errors (%) of area of forest land by species group, age class and boreal zone in Canada.
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 29.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5.0
Unspecified hardwoods 9.2 28.7 25.3 47.5 99.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Other hardwoods 9.2 9.2 8.6 10.1 20.6 32.1 39.1 100.0 0.0 0.0 0.0 0.0
Maple 9.3 6.9 4.7 5.6 6.6 13.3 16.6 28.2 59.9 100.0 84.9 0.0
Birch 10.9 8.3 6.4 6.4 6.8 15.5 22.8 73.2 90.7 88.8 100.0 0.0
Poplar 9.6 8.0 6.3 6.1 8.6 14.2 17.4 22.5 31.2 64.3 50.5 0.0
Unspecified conifers 6.7 15.4 76.8 80.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Cedar & other conifers 28.4 13.5 9.9 9.8 10.7 14.6 27.2 33.9 30.9 36.4 8.8 0.0
Larch 23.2 16.3 14.9 22.1 22.0 28.1 36.0 35.3 47.0 44.4 32.3 0.0
Douglas-fir 31.3 15.2 15.9 11.4 12.4 9.5 11.4 11.9 14.7 19.3 11.3 0.0
Hemlock 38.4 16.7 15.5 15.9 14.9 16.9 24.5 17.6 20.5 20.6 6.5 0.0
Fir 8.0 6.0 5.7 8.0 9.1 12.3 13.3 13.5 12.1 13.4 6.4 0.0
Pine 10.0 9.9 9.3 6.9 6.8 7.3 7.8 9.7 13.8 16.2 14.8 0.0
Spruce 8.3 7.8 4.6 5.5 6.2 7.1 9.8 11.7 10.9 14.2 7.8 0.0
Boreal Unclassified 14.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.7
Unspecified hardwoods 11.7 19.5 73.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Other hardwoods 33.0 24.7 23.7 15.1 17.4 17.4 42.3 70.4 59.5 0.0 0.0 0.0
Maple 94.5 56.6 20.1 46.5 52.3 79.1 84.9 0.0 0.0 0.0 0.0 0.0
Birch 16.3 9.5 6.3 6.4 7.1 13.0 31.5 73.6 59.7 0.0 0.0 0.0
Poplar 7.2 6.0 4.2 3.4 3.9 7.0 11.5 24.1 38.1 90.8 60.9 0.0
Unspecified conifers 7.0 9.6 20.8 71.7 75.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Cedar & other conifers 73.3 54.5 34.8 29.2 24.1 27.3 23.0 26.8 70.4 100.0 0.0 0.0
Larch 11.8 12.0 10.0 8.4 9.8 10.7 11.7 20.4 32.1 50.0 71.9 0.0
Fir 23.1 11.1 9.0 7.0 6.8 8.7 12.9 13.1 15.7 18.8 10.2 0.0
Pine 6.7 6.9 6.3 5.2 5.3 7.9 10.9 14.4 21.2 36.8 29.9 0.0
Spruce 7.1 4.6 3.3 2.4 1.5 1.7 2.9 6.0 9.0 15.4 10.0 0.0
Canada Unclassified 13.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.4
Unspecified hardwoods 7.3 16.8 26.5 47.5 99.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Other hardwoods 8.9 10.5 8.1 8.8 15.3 17.6 31.6 67.6 59.5 0.0 0.0 0.0
Maple 9.3 6.8 4.6 5.6 6.6 13.1 16.5 28.2 59.9 100.0 84.9 0.0
Birch 9.4 7.0 4.5 4.5 4.9 10.1 20.4 65.6 59.3 88.8 100.0 0.0
Poplar 5.9 4.9 3.5 3.0 3.6 6.4 10.0 19.4 27.9 54.2 48.5 0.0
Unspecified conifers 5.3 8.4 20.8 63.2 75.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Cedar & other conifers 27.3 13.2 9.6 9.3 9.8 12.9 17.7 21.1 28.6 35.5 8.8 0.0
Larch 10.8 10.6 8.8 7.8 9.1 10.8 12.0 17.7 30.3 33.4 29.6 0.0
Douglas-fir 31.3 15.2 15.9 11.4 12.4 9.5 11.4 11.9 14.7 19.3 11.3 0.0
Hemlock 38.4 16.7 15.5 15.9 14.9 16.9 24.5 17.6 20.5 20.6 6.5 0.0
Fir 7.7 5.4 5.0 5.3 5.6 7.2 9.2 9.4 9.8 11.1 5.4 0.0
Pine 5.7 5.8 5.3 4.2 4.2 5.4 6.4 8.2 11.6 14.9 13.5 0.0
Spruce 5.6 4.1 2.9 2.3 1.5 1.7 2.8 5.4 7.2 10.5 6.2 0.0
Source: Canada's National Forest Inventory, revised 2006 baseline (Version 3, December 2013) (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.