00000nam 2200000za 4500 9.850023 CaOODSP 20241203113641 cr ||||||||||| 180115s1986 oncb||||o f000 0 eng d CaOODSP eng n-cn-nt CW69-9/158E-PDF McCormick, Kevin J. A survey of trumpeter swans in the South Nahanni River area, NWT [electronic resource] / by K.J. McCormick. [Ottawa] : Canadian Wildlife Service, 1986. 5 p. : maps Progress notes ; no. 158 "March 1986." Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Recensement des Cygnes trompettes dans la région de la rivière South Nahanni (T.N.-O.). Includes bibliographical references. "Scattered flocks of breeding Trumpeter Swans (Cygnus buccinator) occur in Alaska (King and Conant 1981), Yukon (McKelvey et al. 1983), British Columbia and Alberta (Brechtel 1982), Saskatchewan (Nieman and Isbister 1974), and Montana, Idaho, and Wyoming (Palmer 1976). These flocks are separated into the Pacific Coast and Rocky Mountain populations"--Introd. gccst Aquatic birds gccst Population distribution Trumpeter swans Canada. Environment Canada. Canadian Wildlife Service. Recensement des cygnes trompettes dans la région de la rivière South Nahanni (T.N.-O.) (CaOODSP)9.860709 Progress notes (Canadian Wildlife Service) no. 158 (CaOODSP)9.504439 PDF 257 KB https://publications.gc.ca/collections/collection_2018/eccc/CW69-9-158-eng.pdf