The first ten years of the co-operative Breeding Bird Survey in Canada / by Anthony J. Erskine.: CW65-8/42E-PDF
"The co-operative Breeding Bird Survey (BBS) has been active in Canada since 1966. This report discusses the first 10 years (1966-75). The main objectives of the BBS are to detect and measure year to-year and long-term changes in populations of birds, particularly the smaller land birds"--Abstract.
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| Department/Agency | Canada. Fisheries and Environment Canada. Canadian Wildlife Service. |
|---|---|
| Title | The first ten years of the co-operative Breeding Bird Survey in Canada / by Anthony J. Erskine. |
| Series title | Report series ; no. 42 |
| Publication type | Series - View Master Record |
| Language | [English] |
| Format | Electronic |
| Electronic document | |
| Note(s) | Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. Abstract in French. |
| Publishing information | Ottawa : Canadian Wildlife Service, c1978. |
| Author / Contributor | Erskine, Anthony J., 1931- |
| Description | 61 p. : ill. |
| Catalogue number |
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| Subject terms | Birds Population distribution |
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