An appraisal of the no-mallard restriction during a portion of the 1967 waterfowl hunting season in southern Manitoba / by Michael F. Sorensen and Eugene F. Bossenmaier.: CW69-9/6E-PDF
"The mallard breeding population index for southern Manitoba, derived from aerial surveys in May, dropped from about 450,000 in the late fifties to about 170,000 in the mid-sixties"--p. [1].
Permanent link to this Catalogue record:
publications.gc.ca/pub?id=9.848690&sl=0
| Department/Agency | Canada. Environment Canada. Canadian Wildlife Service. |
|---|---|
| Title | An appraisal of the no-mallard restriction during a portion of the 1967 waterfowl hunting season in southern Manitoba / by Michael F. Sorensen and Eugene F. Bossenmaier. |
| Series title | Progress notes ; no. 6 |
| Publication type | Series - View Master Record |
| Language | [English] |
| Format | Electronic |
| Electronic document | |
| Note(s) | "June 10, 1968." Digitized edition from print [produced by Environment and Climate Change Canada]. |
| Publishing information | Ottawa : Canadian Wildlife Service, 1968. |
| Author / Contributor | Sorensen, Michael F. Bossenmaier, Eugene F.,1924- |
| Description | 13 p. |
| Catalogue number |
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| Subject terms | Hunting (Sport) Wildlife Research |