00000nam 2200000za 4500 9.856776 CaOODSP 20241203113643 cr ||||||||||| 180518s1991 abcbd ob f000 0 eng d 0662185676 0831-6481 CaOODSP eng n-cn-ab n-cn-nt n-cn-sn CW69-5/119E-PDF CW69-5/119E Shandruk, Len J. A survey of trumpeter swans in Alberta, Saskatchewan and Northwest Territories, 1990 [electronic resource] / Leonard J. Shandruk. Edmonton : Canadian Wildlife Service, Western and Northern Region, 1991. iv, 16 p. : charts, map. Technical report series ; no. 119 Imperfect copy: cover and verso of cover are wanting. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "Trumpeter Swan flock surveys were conducted in Alberta, Southwestern Saskatchewan, and the Southern Mackenzie District of the Northwest Territories between July 2 and September 5, 1990. These surveys were a cooperative effort of Canadian Parks Service, Alberta Fish and Wildlife Division, Saskatchewan Parks and Renewable Resources and Canadian Wildlife Service. The objectives of these surveys were: to determine distribution and location of breeding habitat, to record all wetlands used by Trumpeter Swans, and to determine total population size of flocks surveyed"--Abstract, p. 1. Issued also in print format. Trumpeter swan Bird surveys Alberta Northwest Territories Saskatchewan Canada. Environment Canada. Canadian Wildlife Service. Western and Northern Region. Technical report series (Canadian Wildlife Service) no. 119. (CaOODSP)9.504438 PDF 891 KB https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-119-eng.pdf