00000nam 2200000za 4500 9.849899 CaOODSP 20241203113641 cr ||||||||||| 180111s1983 onca||||o f000 0 eng d CaOODSP eng n-cn-mb CW69-9/136E-PDF Bailey, Robert Owen. Distribution of postbreeding diving ducks (Aythyini and Mergini) on southern boreal lakes in Manitoba [electronic resource] / by Robert O. Bailey. [Ottawa] : Canadian Wildlife Service, 1983. 8 p. : figs. Progress notes ; no. 136 "May 1983." Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Répartition des canards plongeurs (Aythyini et Mergini) après la pariade, dans les lacs boréaux méridionaux du Manitoba. Includes bibliographical references. "Effective management of migratory bird resources requires knowledge of factors affecting species abundance and distribution in key areas throughout the entire range. Although thousands of diving ducks are known to gather at sites in the southern boreal forests of the Prairie Provinces, little information has been documented on species composition, numbers of birds, or factors influencing habitat distribution"--Introd. gccst Birds gccst Population distribution Diving ducks Canada. Environment Canada. Canadian Wildlife Service. Répartition des canards plongeurs (Aythyini et Mergini) après la pariade, dans les lacs boréaux méridionaux du Manitoba (CaOODSP)9.860526 Progress notes (Canadian Wildlife Service) no. 136 (CaOODSP)9.504439 PDF 306 KB https://publications.gc.ca/collections/collection_2018/eccc/CW69-9-136-eng.pdf