Distribution and abundance of colonial waterbirds nesting in the Canadian portions of the lower Great Lakes system in 1990 / Hans Blokpoel, Gaston D. Tessier. : CW69-5/117E-PDF
"The Canadian portions of the lower Great Lakes system (St. Clair River, Lake St. Clair, Detroit River, Lake Erie, Niagara River, Lake Ontario, and the St. Lawrence River from Kingston to Cornwall) were surveyed during the 1990 breeding season and nest counts were made at all colonies of Double-crested Cormorant (Phalacrocorax auritus), Ring-billed Gull (Larus delawarensis), Herring Gull (L. argentatus), Great Black-backed Gull (L. marinus), Common Tern (Sterna hirundo), and Caspian Tern (S. caspia)"--Abstract, p. i.
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| Ministère/Organisme | Canada. Environment Canada. Canadian Wildlife Service. Ontario Region. |
|---|---|
| Titre | Distribution and abundance of colonial waterbirds nesting in the Canadian portions of the lower Great Lakes system in 1990 / Hans Blokpoel, Gaston D. Tessier. |
| Titre de la série | Technical report series ; no. 117 |
| Type de publication | Série - Voir l'enregistrement principal |
| Langue | [Anglais] |
| Format | Électronique |
| Document électronique | |
| Note(s) | Imperfect copy: cover and verso of cover are wanting. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (p. 13-16). Issued also in print format. Includes abstract in French. |
| Information sur la publication | Nepean, Ont. : Canadian Wildlife Service, Ontario Region, 1991. |
| Auteur / Contributeur | Blokpoel, H., 1938- Tessier, G. D. |
| Description | iii, 16 p. : maps. |
| Numéro de catalogue |
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| Descripteurs | Water birds Bird surveys Ontario Great Lakes |
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