000 01559cam  2200349za 4500
0019.855432
003CaOODSP
00520240527135431
007cr |||||||||||
008180418s1973    onca|||#o    f00| 0 eng d
040 |aCaOODSP|beng
041 |aeng|bfre
043 |an-cn-ab
0861 |aCW69-1/17E-PDF
1001 |aNieman, D. J.
24510|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.
4901 |aOccasional paper ; |vno. 17
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references.
5203 |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.
69207|2gccst|aRivers
69207|2gccst|aBirds
69207|2gccst|aPopulation distribution
7001 |aDirschl, Herman J.
7101 |aCanada. |bEnvironment Canada.
7102 |aCanadian Wildlife Service.
830#0|aOccasional paper (Canadian Wildlife Service)|vno. 17|w(CaOODSP)9.504780
85640|qPDF|s4.11 MB|uhttps://publications.gc.ca/collections/collection_2018/eccc/CW69-1-17-eng.pdf