| 000 | 00000nam 2200000za 4500 |
| 001 | 9.849312 |
|---|
| 003 | CaOODSP |
|---|
| 005 | 20241203113641 |
|---|
| 007 | cr ||||||||||| |
|---|
| 008 | 171229s1976 onc ||||o f000 0 eng d |
|---|
| 040 | |aCaOODSP|beng |
|---|
| 043 | |an-cn--- |
|---|
| 086 | 1 |aCW69-9/60E-PDF |
|---|
| 100 | 1 |aErskine, Anthony J., |d1931- |
|---|
| 245 | 14|aThe co-operative Breeding Bird Survey in Canada, 1975 |h[electronic resource] / |cby Anthony J. Erskine. |
|---|
| 260 | |a[Ottawa] : |bCanadian Wildlife Service, |c1976. |
|---|
| 300 | |a[9] p. |
|---|
| 490 | 1 |aProgress notes ; |vno. 60 |
|---|
| 500 | |a"March 1976." |
|---|
| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
|---|
| 500 | |aIssued also in French under title: Étude collective des populations d'oiseaux nicheurs au Canada, 1975. |
|---|
| 504 | |aIncludes bibliographical references. |
|---|
| 520 | |a"The Breeding Bird Survey (BBS) was started in Canada in 1966 as an experimental study. We now use it to follow year-to-year changes in numbers of birds (especially non- gamebirds) in most settled areas of Canada"--Introd. |
|---|
| 692 | 07|2gccst|aBirds |
|---|
| 692 | 07|2gccst|aSurveys |
|---|
| 710 | 1 |aCanada. |bEnvironment Canada. |
|---|
| 710 | 2 |aCanadian Wildlife Service. |
|---|
| 775 | 08|tÉtude collective des populations d’oiseaux nicheurs au Canada, 1975 |w(CaOODSP)9.859918 |
|---|
| 830 | #0|aProgress notes (Canadian Wildlife Service)|vno. 60|w(CaOODSP)9.504439 |
|---|
| 856 | 40|qPDF|s667 KB|uhttps://publications.gc.ca/collections/collection_2017/eccc/CW69-9-60-eng.pdf |
|---|