. The Canadian field-naturalist. '^'^^r- LAKE ATHABASCA BEARTOOTH ISLAND *^. Figure 1. Map of northwestern Saskatchewan. by the biologist F. Harper in 1914 and 1920 (pers. corres. cited by Nero, 1963). However, extensive cutting, presumably for use on wood burning vessels plying the lake, and a major fire about 25 to 30 years ago has changed the aspect of the vegetation considerably. The island now is predominantly sand blowouts and burn regeneration. Only two relatively undisturbed stands of Picea glauca Avoods and Picea fnariana muskeg occur on the island. Some indication of the age and deve
. The Canadian field-naturalist. '^'^^r- LAKE ATHABASCA BEARTOOTH ISLAND *^. Figure 1. Map of northwestern Saskatchewan. by the biologist F. Harper in 1914 and 1920 (pers. corres. cited by Nero, 1963). However, extensive cutting, presumably for use on wood burning vessels plying the lake, and a major fire about 25 to 30 years ago has changed the aspect of the vegetation considerably. The island now is predominantly sand blowouts and burn regeneration. Only two relatively undisturbed stands of Picea glauca Avoods and Picea fnariana muskeg occur on the island. Some indication of the age and development of the former Picea glauca woods is given. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club
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