The top ten species growing in National Forests in Region 9 (Eastern) in terms of standing biomass are sugar maple, red maple, white oak, quaking aspen, northern red oak, red pine, black cherry, yellow birch, black oak, and paper birch. These species account for 59.4% of the total aboveground biomass and 57% of the total merchantable volume. For merchantable wood volume, the species with the smallest percent change was yellow birch -0.5%, while the largest percent change was with red pine 31.1%. For total aboveground biomass, the species with the smallest percent change was yellow birch 0.3%, while the largest percent change was with quaking aspen 46%. For sawlog wood volume, the species with the smallest percent change was yellow birch 1.4%, while the largest percent change was with white oak 30.8%. For merchantable bole biomass, the species with the smallest percent change was black cherry -1.7%, while the largest percent change was with quaking aspen 44%. For stump wood and bark biomass, the species with the smallest percent change was red maple 0.4%, while the largest percent change was with black cherry -35.2%. For top and limb biomass, the species with the smallest percent change was paper birch 26.2%, while the largest percent change was with northern red oak 112.1%.
Figure 1: Percent difference in total aboveground biomass and merchantable volume for the top ten species in Region 9 (Eastern)
Figure 2: Percent difference in component biomass and volume for the top ten species in Region 9 (Eastern)