00000nam 2200000za 4500 9.857262 CaOODSP 20241203113643 cr ||||||||||| 180601s1991 bccd o f00| 0 eng d CaOODSP eng eng fre n-cn-bc CW69-5/132E-PDF Savard, J.-P. L. Waterfowl in the Aspen parkland of central British Columbia [electronic resource] / Jean-Pierre L. Savard. Delta, B.C. : Canadian Wildlife Service, Pacific and Yukon Region, 1991. x, 106 p. : charts. Technical report series ; no. 132 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "The distribution, abundance and breeding chronology of waterfowl were measured from 1980 to1984 In central British Columbia. Eighteen species bred regularly in the area. Blue-winged Teal (Anasdiscors), Mallard (A. platyrhyncos) and American Wigeon (A. americana) were the dominant dabbling ducks, whereas Barrow's Goldeneye (Bucephala islandica), Bufflehead (B. albeola) and Lesser Scaup (Aythyaafflnls) were the dominant diving ducks. Because of the presence of migrants, waterfowl abundance varied signiflcantly throughout the spring with fluctuations often being abrupt and asynchronous among species"--Abstract. Includes abstract in French. gccst Aquatic birds gccst Population Waterfowl Canada. Environment Canada. Canadian Wildlife Service. Pacific and Yukon Region. Technical report series (Canadian Wildlife Service) no. 132. (CaOODSP)9.504438 PDF 5.70 MB https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-132-eng.pdf