00000nam 2200000za 4500 9.857548 CaOODSP 20241203113643 cr ||||||||||| 180608s1996 oncb o f00| 0 eng d CaOODSP eng eng fre n-cn-on CW69-5/217E-PDF Austen, Madeline J. W. Atlas of colonial waterbirds nesting on the Canadian Great Lakes, 1989-1991. Part 4, Marsh-nesting terns on Lake Huron and the lower Great Lakes system in 1991 [electronic resource] / Madeline J. Austen, Hans Blokpoel, Gaston D. Tessier. Nepean, Ont. : Canadian Wildlife Service, Ontario Region, 1996. iii, 75 p. : maps. Technical report series ; no. 217 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (p. 21-23). "During the 1991 breeding season, a survey was conducted of marsh-nesting Forster's Terns (Sterna forsteri) and Black Terns (Chlidonias niger) in the Canadian Great Lakes. The survey area consisted of the shoreline marshes (ie., marshes within 5 km of the shoreline) of the Canadian portions of Lake Huron (excluding the North Channel), St. Clair River, Lake St. Clair, Detroit River, Lake Erie, Niagara River, Lake Ontario, and the St. Lawrence River downstream to Cornwall"--Abstract. Issued also in print format. Includes abstract in French. gccst Aquatic Birds Blokpoel, H., 1938- Tessier, G. D. Canada. Environment Canada. Canadian Wildlife Service. Ontario Region. Atlas of colonial waterbirds nesting on the Canadian Great Lakes, 1989-1991: Part 4 : (CaOODSP)9.611663 Technical report series (Canadian Wildlife Service) no. 217. (CaOODSP)9.504438 PDF 2.02 MB https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-217-eng.pdf