Gulls and terns nesting in northern Lake Ontario and the upper St. Lawrence River / by H. Blokpoel.: CW69-9/75E-PDF
"Results of a survey in 1976 of Herring Gulls (Larus argen-tatus), Ring-billed Gulls (Larus delawarensis), Common Terns (Sterna hirundo), and Caspian Terns (Hydroprogne caspia) that nested in the Canadian parts of Lake Ontario and the upper St. Lawrence River are presented"--Abstract.
Permanent link to this Catalogue record:
publications.gc.ca/pub?id=9.849439&sl=0
| Department/Agency | Canada. Environment Canada. Canada. Pêches et environnement Canada. Canadian Wildlife Service. |
|---|---|
| Title | Gulls and terns nesting in northern Lake Ontario and the upper St. Lawrence River / by H. Blokpoel. |
| Series title | Progress notes ; no. 75 |
| Publication type | Series - View Master Record |
| Language | [English] |
| Other language editions | [French] |
| Format | Electronic |
| Electronic document | |
| Note(s) | "July 1977." Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Les goélands et les sternes qui nichent dans le Haut Saint-Laurent et le Nord du Lac Ontario. Includes bibliographical references. |
| Publishing information | [Ottawa] : Canadian Wildlife Service, 1977. |
| Author / Contributor | Blokpoel, H., 1938- |
| Description | [7] p. : maps |
| Catalogue number |
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| Subject terms | Birds Behaviour |
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