00000nam 2200000za 4500 9.857572 CaOODSP 20241203113643 cr ||||||||||| 180611s1996 oncb o f00| 0 eng d CaOODSP eng eng fre n-cn-on CW69-5/225E-PDF Blokpoel, H., 1938- Atlas of colonial waterbirds nesting on the Canadian Great Lakes, 1989-1991. Part 3, Cormorants, gulls and island-nesting terns on the lower Great Lakes system in 1990 [electronic resource] / Hans Blokpoel, Gaston D. Tessier. Nepean, Ont. : Canadian Wildlife Service, Ontario Region, 1996. vi, 74 p. : maps. Technical report series ; no. 225 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (p. 27-31). "During the 1990 breeding season, an inventory was made of Double-crested Cormorants(phalacrocorax auritus), Ring-billed Gull (Larus delawarensis), Herring Gull (L. argentatus),Great Black-backed Gulls (L.. marinus), Common Terns (Sterna hirundo), and Caspian Terns (S. caspia) that nested in the Canadian portions of the lower Great Lakes system ( ie. Detroit River, Lake Erie, Niagara River, Lake Ontario, and the St-Lawrence River downstream to Cornwall, Ontario; Fig. 1)"--Abstract. Issued also in print format. Includes abstract in French. gccst Aquatic Birds Tessier, G. D. Canada. Environment Canada. Canadian Wildlife Service. Ontario Region. Atlas of colonial waterbirds nesting on the Canadian Great Lakes: part 3 : (CaOODSP)9.611876 Technical report series (Canadian Wildlife Service) no. 225. (CaOODSP)9.504438 PDF 2.37 MB https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-225-eng.pdf