Table 15.4a. Relative standard errors (%) of total tree volume on forest land by forest type, age class and managed forest region in Canada.
Managed forests 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
0 Treed Mixedwood 42.2 26.3 28.1 25.0 54.1 63.4 87.0 0.0 0.0 0.0 100.3 0.0
Treed Coniferous 42.6 27.1 28.7 27.0 30.7 44.5 26.0 38.1 48.9 36.1 15.8 0.0
Treed Broadleaf 43.6 46.3 37.0 30.2 43.6 93.9 89.6 125.4 0.0 0.0 101.3 0.0
Non-treed 65.4 85.4 67.9 84.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
11 Treed Mixedwood 5.6 4.2 4.4 3.9 4.0 7.5 7.4 9.9 16.7 39.8 22.1 0.0
Treed Coniferous 5.5 3.7 4.1 3.2 2.9 3.7 3.3 4.9 6.0 7.4 4.8 0.0
Treed Broadleaf 8.0 5.4 5.7 5.1 4.8 7.8 13.8 19.9 41.4 48.5 43.1 0.0
Non-treed 43.7 63.5 43.2 42.6 30.3 29.5 60.4 56.1 99.7 90.3 100.0 0.0
12 Treed Mixedwood 19.0 12.8 12.3 9.0 12.4 23.7 21.1 53.1 46.3 99.8 85.0 0.0
Treed Coniferous 15.6 8.8 8.1 7.6 6.6 9.6 8.1 14.5 18.4 25.4 22.4 0.0
Treed Broadleaf 18.0 15.5 12.6 10.5 14.4 23.6 39.3 53.1 97.7 99.4 96.5 0.0
Non-treed 46.6 62.9 80.3 79.0 70.0 99.8 0.0 0.0 0.0 0.0 0.0 0.0
13 Treed Mixedwood 11.5 8.8 9.2 9.6 7.6 6.3 8.6 46.4 79.6 65.6 100.0 0.0
Treed Coniferous 9.1 4.9 4.2 4.3 3.9 2.8 3.1 4.4 20.5 36.5 19.4 0.0
Treed Broadleaf 13.5 15.3 14.8 13.8 8.9 9.4 42.3 60.0 0.0 66.6 0.0 0.0
Non-treed 66.5 46.1 77.6 44.7 33.8 39.7 100.0 100.0 0.0 0.0 0.0 0.0
20 Treed Mixedwood 30.7 11.7 11.3 8.3 12.5 19.5 25.3 29.0 40.0 55.2 74.5 0.0
Treed Coniferous 16.9 10.7 7.9 6.9 6.7 7.3 7.3 12.0 17.0 15.7 8.9 0.0
Treed Broadleaf 21.2 15.5 11.6 11.8 12.1 20.9 35.8 34.8 68.0 85.0 60.7 0.0
Non-treed 76.3 74.3 83.6 0.0 90.3 93.0 100.4 0.0 0.0 0.0 0.0 0.0
31 Treed Mixedwood 96.1 34.0 41.4 27.3 30.0 40.3 41.9 97.0 99.6 0.0 0.0 0.0
Treed Coniferous 57.6 24.3 31.1 19.8 21.4 27.9 38.9 31.0 65.5 99.2 33.9 0.0
Treed Broadleaf 55.6 31.7 44.8 45.2 61.9 48.5 99.6 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 0.0
32 Treed Mixedwood 38.2 25.3 21.9 30.7 28.4 41.8 43.3 99.6 0.0 0.0 97.7 0.0
Treed Coniferous 46.0 33.7 24.7 26.1 13.5 26.6 38.8 65.7 48.0 69.4 32.4 0.0
Treed Broadleaf 34.8 17.2 19.3 29.9 32.5 41.7 50.1 97.0 0.0 97.9 0.0 0.0
Non-treed 93.0 98.0 95.7 99.1 70.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0
33 Treed Mixedwood 22.3 25.1 21.6 22.1 18.2 26.9 36.9 43.4 80.2 82.9 76.7 0.0
Treed Coniferous 21.6 14.0 13.5 10.2 10.3 13.0 10.9 15.4 15.9 18.8 12.5 0.0
Treed Broadleaf 21.9 20.9 19.0 18.5 21.1 28.9 57.4 45.2 63.9 0.0 0.0 0.0
Non-treed 78.6 70.9 99.7 101.8 99.9 60.3 99.8 0.0 0.0 0.0 0.0 0.0
40 Treed Mixedwood 38.1 65.6 36.6 32.8 31.7 19.0 24.3 58.6 99.0 0.0 0.0 0.0
Treed Coniferous 34.7 19.3 17.3 18.2 20.2 8.4 13.2 24.6 62.8 58.6 32.7 0.0
Treed Broadleaf 36.4 25.7 33.2 48.8 25.2 18.2 101.7 74.8 0.0 0.0 0.0 0.0
Non-treed 0.0 100.7 81.7 79.8 89.0 0.0 90.4 0.0 0.0 0.0 0.0 0.0
50 Treed Mixedwood 8.2 5.6 4.1 5.4 7.3 13.2 24.4 32.2 56.6 60.4 97.4 0.0
Treed Coniferous 10.6 7.9 9.0 8.6 10.0 16.4 25.4 20.5 25.7 37.2 23.5 0.0
Treed Broadleaf 6.9 5.3 4.8 4.9 6.3 13.1 24.1 34.0 59.8 93.8 56.9 0.0
Non-treed 32.0 48.4 34.0 52.8 58.4 100.0 0.0 0.0 0.0 0.0 0.0 0.0
100 Treed Mixedwood 20.6 12.8 9.9 13.0 11.8 23.8 21.2 54.4 38.7 123.0 75.5 0.0
Treed Coniferous 23.3 11.4 8.8 9.8 8.6 9.4 8.0 13.0 34.5 27.6 31.6 0.0
Treed Broadleaf 24.4 14.3 14.5 16.2 14.2 34.3 36.9 40.0 84.5 60.2 83.5 0.0
Non-treed 69.4 82.9 100.1 100.4 71.1 99.7 101.9 0.0 0.0 0.0 0.0 0.0
Canada Treed Mixedwood 4.2 3.1 2.9 2.7 2.9 4.2 5.4 8.9 17.1 32.6 21.8 0.0
Treed Coniferous 4.0 2.5 2.5 2.2 1.9 2.0 2.0 3.2 5.1 6.0 3.8 0.0
Treed Broadleaf 4.9 3.5 3.3 3.3 3.3 5.5 11.5 16.8 36.7 33.4 35.3 0.0
Non-treed 29.7 43.1 42.3 34.3 22.2 23.2 48.0 53.1 99.7 90.3 100.0 0.0
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.
Managed forest
Code Description
0 Not available
11 Long term volume or area based Crown timber dispositions
12 Short term volume or area based Crown timber dispositions
13 No current Crown timber dispostions
20 Legal protection status (IUCN class IA, IB, II, III, IV, V, VI equivalent)
31 Reserved by the Federal government for military or other purposes
32 Reserved by the Federal government under the Indian Act
33 Reserved or designated restricted use by provincial or territorial government
40 Aboriginal lands
50 Privately-owned lands
100 Water