Immigration and recruitment of ring-billed gulls and common terns on the lower Great Lakes / by H. Blokpoel and P.A. Courtney.: CW69-9/133E-PDF
"The rates at which Ring-billed Gulls (Larus delawarensis) and Common Terns (Sterna hirundo) moved from their natal colonies to colonies at the Eastern Headland (Lake Ontario) and Port Colborne (Lake Erie) were examined"--Abstract.
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| Department/Agency | Canada. Environment Canada. Canadian Wildlife Service. |
|---|---|
| Title | Immigration and recruitment of ring-billed gulls and common terns on the lower Great Lakes / by H. Blokpoel and P.A. Courtney. |
| Series title | Progress notes ; no. 133 |
| Publication type | Series - View Master Record |
| Language | [English] |
| Other language editions | [French] |
| Format | Electronic |
| Electronic document | |
| Note(s) | "November 1982." Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Immigration et recrutement du Goéland à bec cerclé et de la Sterne commune dans les Grands lacs d'aval. Includes bibliographical references. |
| Publishing information | [Ottawa] : Canadian Wildlife Service, 1982. |
| Author / Contributor | Blokpoel, H., 1938- Courtney, P. A. |
| Description | 12 p. : maps |
| Catalogue number |
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| Subject terms | Birds Population Ring-billed gulls Common terns |
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