00000nam 2200000za 4500 9.855890 CaOODSP 20241203113642 cr ||||||||||| 180427s1986 oncb ob f000 0 eng d 0662151488 0831-6481 CaOODSP eng eng fre n-cn--- CW69-5/13E-PDF CW69-5/13E Noble, David G. Environmental contaminants in Canadian seabirds 1968-1985 [electronic resource] : trends and effects / David G. Noble, John E. Elliott. Ottawa : Canadian Wildlife Service, Headquarters, 1986. xviii, 275 p. : maps. Technical report series ; no. 13 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (p. 128-141). "This review was carried out to: assess the current levels of pollutants in Canadian marine birds; determine whether pollutants had affected or are continuing to affect seabird health; and evaluate the reliability of seabirds as indicators of the health of the marine ecosystem. Seabird samples from locations in British Columbia, the Atlantic coast and Arctic from 1968 to 1985 were analyzed for organochlorines, PCBs, and in certain cases, mercury, lead and cadmium"--Summary, p. i. Issued also in print format. Includes summary in French. gccst Aquatic birds gccst Pollutants Elliott, John E., 1953- Canada. Environment Canada. Canadian Wildlife Service. Headquarters. Technical report series (Canadian Wildlife Service) no. 13. (CaOODSP)9.504438 PDF 16.88 MB https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-13-eng.pdf