00000nam 2200000za 4500 9.856281 CaOODSP 20241203113643 cr ||||||||||| 180508s1988 abcbd o f00| 0 eng d CaOODSP eng eng fre n-cn--- CW69-5/56E-PDF Alexander, S. A. (Stuart A.) Spring migration of eiders, oldsq[u]aws and glaucous gulls along offshore leads of the Canadian Beaufort Sea [electronic resource] / S.A. Alexander, D.M. Ealey, S.J. Barry. Spring migration of eiders, oldsqaws and glaucous gulls along offshore leads of the Canadian Beaufort Sea Edmonton, Atla. : Canadian Wildlife Service, Western and Northern Region, 1988. vi, 53 p. : maps, charts. Technical report series ; no. 56 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "Aerial surveys were flown for birds along offshore leads in the Canadian Beaufort Sea: two sets from Herschel Island to Cape Bathurst in early June, 1986; and five sets from Herschel Island to Banks Island between late May and late June, 1987. In 1987, surveys in the Banks Island area were often incomplete for logistical reasons"--Abstract. Includes abstract in French. gccst Aquatic birds gccst Migration Eider Glaucous gull Ealey, D. M. Barry, S. J. (Samuel J.) Canada. Environment Canada. Canadian Wildlife Service. Western and Northern Region. Technical report series (Canadian Wildlife Service) no. 56. (CaOODSP)9.504438 PDF 2.57 MB https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-56-eng.pdf