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

Publication information
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
  • CW69-9/6E-PDF
Subject terms Hunting (Sport)
Wildlife
Research
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