000 01550cam  2200349za 4500
0019.855588
003CaOODSP
00520240527135431
007cr |||||||||||
008180419s1978    oncd|||#o    f00| 0 eng d
040 |aCaOODSP|beng
041 |aeng|bfre
043 |an-cn-sn
0861 |aCW69-1/34E-PDF
1001 |aSugden, Lawson G.
24510|aCanvasback habitat use and production in Saskatchewan parklands |h[electronic resource] / |cby Lawson G. Sugden.
260 |aOttawa : |bFisheries and Environment Canada, Canadian Wildlife Service, |cc1978.
300 |a32 p. : |bcharts.
4901 |aOccasional paper ; |vno. 34
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references.
5203 |a"Habitat use and production by Canvasbacks (Aythya valisineria) were studied during 1971-75 on a 31.1·km2 block (15.54 km2 in 1971 and 1972) of Saskatchewan parkland to determine the extent that habitat might be limiting production of young"--Abstract.
546 |aIncludes abstract in French.
69207|2gccst|aAquatic birds
69207|2gccst|aHabitats
693 4|aCanvasback
7101 |aCanada. |bEnvironment Canada.
7101 |aCanada. |bFisheries and Environment Canada.
7102 |aCanadian Wildlife Service.
830#0|aOccasional paper (Canadian Wildlife Service)|vno. 34|w(CaOODSP)9.504780
85640|qPDF|s1.92 MB|uhttps://publications.gc.ca/collections/collection_2018/eccc/CW69-1-34-eng.pdf