000
| 01559cam 2200349za 4500 |
---|
001 | 9.855432 |
---|
003 | CaOODSP |
---|
005 | 20240527135431 |
---|
007 | cr ||||||||||| |
---|
008 | 180418s1973 onca|||#o f00| 0 eng d |
---|
040 | |aCaOODSP|beng |
---|
041 | |aeng|bfre |
---|
043 | |an-cn-ab |
---|
086 | 1 |aCW69-1/17E-PDF |
---|
100 | 1 |aNieman, D. J. |
---|
245 | 10|aWaterfowl populations on the Peace-Athabasca Delta, 1969 and 1970 |h[electronic resource] / |cby D.J. Nieman and H.J. Dirschl. |
---|
260 | |aOttawa : |bCanadian Wildlife Service, |c1973. |
---|
300 | |a26 p. : |bill. |
---|
490 | 1 |aOccasional paper ; |vno. 17 |
---|
500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
---|
504 | |aIncludes bibliographical references. |
---|
520 | 3 |a"Water levels are the prime factor in the distribution and habitat utilization of waterfowl in the Peace-Athabasca Delta. A progressive and cumulative water level decline has resulted in the deterioration and consequent reduced use of much waterfowl breeding, moulting and faIl staging habitat"--Abstract. |
---|
546 | |aIncludes abstract in French. |
---|
692 | 07|2gccst|aRivers |
---|
692 | 07|2gccst|aBirds |
---|
692 | 07|2gccst|aPopulation distribution |
---|
700 | 1 |aDirschl, Herman J. |
---|
710 | 1 |aCanada. |bEnvironment Canada. |
---|
710 | 2 |aCanadian Wildlife Service. |
---|
830 | #0|aOccasional paper (Canadian Wildlife Service)|vno. 17|w(CaOODSP)9.504780 |
---|
856 | 40|qPDF|s4.11 MB|uhttps://publications.gc.ca/collections/collection_2018/eccc/CW69-1-17-eng.pdf |
---|