Table 17.1a. Relative standard errors (%) of total above-ground biomass on forest land by forest type, age class and terrestrial ecozone in Canada.
Terrestrial ecozone Forest type Age (years)
1-20 21-40 41-60 61-80 81-100 101-120 121-140 141-160 161-180 181-200 201+ Other1
Taiga Plains Mixedwood 50.8 32.1 15.6 15.9 5.2 19.9 22.5 29.1 53.5 100.0 74.9 0.0
Coniferous 54.4 52.0 18.0 11.2 2.1 12.9 14.7 21.1 25.3 69.9 43.8 0.0
Broadleaf 46.0 45.7 11.7 7.4 17.5 23.9 29.8 57.1 100.0 0.0 0.0 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29.2
Taiga Shield Mixedwood 59.5 100.0 100.0 20.5 13.1 5.8 56.1 0.0 0.0 0.0 0.0 0.0
Coniferous 46.7 59.6 77.6 6.3 4.7 2.7 3.5 58.2 0.0 0.0 0.0 0.0
Broadleaf 71.0 58.4 44.1 37.7 8.0 18.5 94.9 0.0 0.0 0.0 0.0 0.0
Non-treed 0.0 100.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.0
Boreal Shield Mixedwood 5.4 5.2 4.1 3.0 3.3 7.7 12.5 21.6 43.7 71.6 66.0 0.0
Coniferous 4.9 4.6 4.1 3.2 2.3 3.1 6.7 9.3 20.3 37.9 51.8 0.0
Broadleaf 7.4 8.7 5.7 4.9 5.8 11.0 15.5 26.9 46.5 100.0 100.0 0.0
Non-treed 64.0 51.5 46.1 55.9 40.0 46.5 100.0 0.0 56.5 0.0 0.0 3.9
Atlantic Maritime Mixedwood 6.8 6.9 4.7 6.4 10.9 27.3 58.6 0.0 100.0 0.0 0.0 0.0
Coniferous 9.4 7.4 5.2 7.0 9.5 13.7 35.6 74.6 0.0 0.0 0.0 0.0
Broadleaf 7.7 10.8 7.9 10.7 13.4 30.9 94.1 69.9 0.0 98.4 100.0 0.0
Non-treed 51.6 99.9 75.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.7
Mixedwood Plains Mixedwood 19.7 14.4 11.2 22.5 30.3 46.2 62.7 100.0 0.0 0.0 0.0 0.0
Coniferous 15.8 16.1 16.9 22.0 35.5 52.8 94.3 0.0 0.0 0.0 0.0 0.0
Broadleaf 12.3 8.3 9.0 10.1 18.2 27.9 46.1 71.1 0.0 0.0 0.0 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26.7
Boreal Plains Mixedwood 19.1 16.5 8.9 9.7 8.9 10.5 13.1 19.9 37.8 79.4 79.9 0.0
Coniferous 16.2 13.1 7.9 6.4 6.2 6.6 8.4 12.8 18.4 28.1 36.9 0.0
Broadleaf 13.3 10.2 6.4 6.8 8.7 10.4 18.4 36.7 58.4 100.0 0.0 0.0
Non-treed 71.1 77.0 94.4 87.6 0.0 100.0 0.0 0.0 0.0 0.0 0.0 8.3
Prairies Mixedwood 0.0 100.2 57.1 83.0 47.4 100.0 0.0 0.0 0.0 0.0 0.0 0.0
Coniferous 0.0 0.0 74.0 35.3 100.0 94.1 0.0 0.0 0.0 0.0 0.0 0.0
Broadleaf 94.3 96.2 21.4 13.3 15.2 74.0 0.0 100.0 0.0 0.0 0.0 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 41.0
Taiga Cordillera Mixedwood 100.0 68.6 59.7 70.1 87.6 12.5 100.0 100.0 0.0 0.0 0.0 0.0
Coniferous 100.0 25.4 24.7 30.7 22.6 5.5 40.8 82.0 100.0 0.0 0.0 0.0
Broadleaf 100.0 58.0 86.4 15.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Boreal Cordillera Mixedwood 39.9 29.8 39.7 16.1 23.9 21.2 26.5 32.6 42.8 0.0 40.3 0.0
Coniferous 51.2 17.3 16.3 11.6 7.6 7.9 11.6 13.5 13.6 20.5 8.5 0.0
Broadleaf 52.7 17.2 53.3 19.2 36.3 34.4 78.2 78.5 79.4 0.0 74.8 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 35.4
Pacific Maritime Mixedwood 62.0 28.1 30.7 22.8 35.6 31.0 60.5 45.9 66.8 100.0 61.6 0.0
Coniferous 25.7 15.8 15.5 16.2 17.4 15.6 22.5 20.4 18.7 19.3 4.8 0.0
Broadleaf 70.6 35.6 24.8 31.4 34.1 51.0 42.7 86.5 62.0 100.0 96.6 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10.8
Montane Cordillera Mixedwood 37.5 41.8 23.3 18.6 18.6 18.4 16.4 22.2 31.3 38.3 30.6 0.0
Coniferous 20.2 14.3 11.7 7.7 6.3 6.0 5.5 6.1 6.9 8.5 5.1 0.0
Broadleaf 71.1 36.5 31.5 21.4 19.2 17.3 23.1 29.1 53.7 54.1 97.3 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.6
Hudson Plains Mixedwood 0.0 100.4 32.7 60.6 5.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Coniferous 50.7 70.0 59.8 36.3 9.9 6.1 44.1 85.9 0.0 0.0 0.0 0.0
Broadleaf 100.4 0.0 0.0 54.3 0.0 41.4 0.0 0.0 0.0 0.0 0.0 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12.7
Canada Mixedwood 4.3 4.0 2.9 2.6 2.5 4.7 7.3 10.8 22.6 46.4 25.7 0.0
Coniferous 4.1 3.7 3.0 2.4 1.4 1.8 2.6 4.3 5.4 7.2 3.3 0.0
Broadleaf 4.8 5.0 3.4 3.1 3.9 6.7 10.9 20.6 30.5 44.2 45.6 0.0
Non-treed 37.6 49.4 42.5 55.3 40.0 44.7 100.0 0.0 56.5 0.0 0.0 2.6
Source: Canada's National Forest Inventory, revised 2006 baseline (Version 3, December 2013) (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. The total area amounts to 262,189.89 thousand ha.
1 Missing or unknown age class.