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The co-operative Breeding Bird Survey in Canada, 1974 / by Anthony J. Erskine.: CW69-9/45E-PDF

"The Breeding Bird Survey (BBS) is our only coast-to-coast operation monitoring trends in numbers of birds (especially land birds)"--Introd.

Permanent link to this Catalogue record:
publications.gc.ca/pub?id=9.849172&sl=0

Publication information
Department/Agency
  • Canada. Environment Canada.
  • Canadian Wildlife Service.
TitleThe co-operative Breeding Bird Survey in Canada, 1974 / by Anthony J. Erskine.
Series title
  • Progress notes ; no. 45
Publication typeMonograph - View Master Record
Language[English]
Other language editions[French]
FormatDigital text
Electronic document
Note(s)
  • "April 1975."
  • Digitized edition from print [produced by Environment and Climate Change Canada].
  • Issued also in French under title: Étude collective des populations d'oiseaux nicheurs du Canada, 1974.
Publishing information
  • [Ottawa] : Canadian Wildlife Service, 1975.
Author / Contributor
  • Erskine, Anthony J., 1931-
Description19 p.
Catalogue number
  • CW69-9/45E-PDF
Subject terms
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