Appraisal of autumn canvasback populations and harvest on the Delta Marsh during 1977 and 1978 / by G. Hochbaum ... [et al.].: CW69-9/132E-PDF
"Drought conditions in Manitoba between July 1976 and April 1977 were the worst in 96 years. As a result, the number of May ponds had decreased by 45% and breeding duck populations by 53% in the spring of 1977 (Manitoba Waterfowl Technical Committee (MWTC) 1977)"--Introd.
Permanent link to this Catalogue record:
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| Department/Agency | Canada. Environment Canada. Canadian Wildlife Service. |
|---|---|
| Title | Appraisal of autumn canvasback populations and harvest on the Delta Marsh during 1977 and 1978 / by G. Hochbaum ... [et al.]. |
| Series title | Progress notes ; no. 132 |
| 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: Évaluation des populations et des prises de morillons à dos blanc, en automne, au marais Delta, en 1977 et 1978. Includes bibliographical references. |
| Publishing information | [Ottawa] : Canadian Wildlife Service, 1982. |
| Author / Contributor | Hochbaum, George Sutton, 1946- |
| Description | 5 p. |
| Catalogue number |
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| Subject terms | Birds Population Canvasback |
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