Download or read book Etude Collective Des Populations D oiseaux Nicheurs Du Canada 1966 1969 written by Anthony J. Erskine and published by . This book was released on 1970 with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Co operative Breeding Bird Survey in Canada 1966 69 written by and published by . This book was released on 1970 with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt: Reports on the first four years of a co-operative attempt to detect and measure year-to-year changes in numbers of birds, chiefly songbirds, across Canada. Includes description of data collection and year-to-year comparison methods used. Results presented includes number and coverage of bird survey routes, mean number per route of the 20 species recorded in the greatest numbers, population indices 1966-69 for eight major species, changes in bird population indices for comparable survey routes, and annual indices of bird populations in the Maritimes.
Download or read book The Cooperative Breeding Bird Survey in Canada 1988 written by Canadian Wildlife Service and published by Environment Canada, Canadian Wildlife Service. This book was released on 1990 with total page 15 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The First Ten Years of the Co operative Breeding Bird Survey in Canada written by Anthony J. Erskine and published by Fisheries and Environment Canada ; Ottawa : Available from, Printing and Publishing, Supply and Services Canada. This book was released on 1978 with total page 72 pages. Available in PDF, EPUB and Kindle. Book excerpt: 1966-75 activities of the Breeding Bird Survey to detect and measure year-to-year and long-term changes in population of birds, particularly the smaller land birds.
Download or read book The Cooperative Breeding Bird Survey in Canada 1988 written by Anthony J. Erskine and published by . This book was released on 1990 with total page 15 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Co operative Breeding Bird Survey in Canada 1978 written by Canadian Wildlife Service and published by . This book was released on 1979 with total page 21 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Resource Publication written by and published by . This book was released on 1982 with total page 262 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Co operative Breeding Bird Survey in Canada 1977 written by Canadian Wildlife Service and published by . This book was released on 1978 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: "The Breeding Bird Survey (BBS) has been active in Canada since 1966. This co-operative effort attempts to measure year-to-year and long-term changes in populations of birds (especially smaller land birds) in settled areas of Canada"--Introd.
Download or read book The Co operative Breeding Bird Survey in Canada 1977 written by Canadian Wildlife Service and published by . This book was released on 1978 with total page 21 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Co operative Breeding Bird Survey in Canada 1979 written by G.H. Finney and published by . This book was released on 1980 with total page 16 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Co operative Breeding Bird Survey in Canada 1970 written by Anthony J. Erskine and published by . This book was released on 1971 with total page 33 pages. Available in PDF, EPUB and Kindle. Book excerpt: Reports on a co-operative attempt to detect and measure year-to-year changes in numbers of birds, chiefly songbirds, across Canada in 1970. Includes description of data collection and year-to-year comparison methods used, in addition to discussion of trends observed. Results presented includes coverage of bird survey routes; mean number per survey route of the 20 species recorded in the greatest numbers, by region; and changes in bird population indices for comparable survey routes, by region, with comparison to indices from 1966.
Download or read book Wildlife Abstracts written by U.S. Fish and Wildlife Service and published by . This book was released on 1954 with total page 1020 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Co operative Breeding Bird Survey in Canada 1980 written by E. Silieff and published by . This book was released on 1981 with total page 16 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Wildlife Review written by and published by . This book was released on 1969 with total page 1330 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Report Series Canadian Wildlife Service written by Canadian Wildlife Service and published by . This book was released on 1978 with total page 494 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Co operative Breeding Bird Survey in Canada 1978 written by Canadian Wildlife Service and published by . This book was released on 1979 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Report Series Canadian Wildlife Service written by and published by . This book was released on 1966 with total page 394 pages. Available in PDF, EPUB and Kindle. Book excerpt:
