000 02302cam  2200373zi 4500
0019.891301
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008200909t20202020quc     ob   f000 0 eng d
020 |a9780660359847
040 |aCaOODSP|beng|erda|cCaOODSP
041 |aeng|bfre
043 |an-cn-bc
0861 |aCW66-618/2020E-PDF
1001 |aRodway, Michael S., |eauthor.
24510|aAge and sex-ratios of sea ducks wintering in the Strait of Georgia, British Columbia, Canada (2003, 2004, 2008, 2014, 2015) : |bimplications for monitoring / |cM.S. Rodway, H.M. Regehr, and W.S. Boyd.
264 1|a[Gatineau, QC] : |bEnvironment and Climate Change Canada = Environnement et Changement climatique Canada, |c2020.
264 4|c©2020
300 |a1 online resource (viii, 87 pages)
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
500 |aIssued also in French under title: Rapports entre les classes d'âge et rapports des sexes chez les canards de mer hivernant dans le détroit de Georgia, en Colombie Britannique, au Canada (2003, 2004, 2008, 2014, 2015) : incidences sur les activités de suivi.
500 |aCover title.
500 |a"Technical Report Series Number 537."
504 |aIncludes bibliographical references (pages 33-37).
520 |a"Winter age and sex ratios provide valuable demographic data for sea ducks that are difficult to obtain by other means. Our objectives were to determine spatial, temporal, and density-related variability in age and sex ratios for five, and in proportions of adult males for 11, sea duck species that winter in the Strait of Georgia, British Columbia"--Abstract.
546 |aIncludes abstract in French.
650 0|aSea ducks|xMonitoring|zGeorgia, Strait of (B.C. and Wash.)
7101 |aCanada. |bEnvironment and Climate Change Canada, |eissuing body.
77508|tRapports entre les classes d’âge et rapports des sexes chez les canards de mer hivernant dans le détroit de Georgia, en Colombie Britannique, au Canada (2003, 2004, 2008, 2014, 2015) : |w(CaOODSP)9.891300
85640|qPDF|s2.26 MB|uhttps://publications.gc.ca/collections/collection_2021/eccc/cw66/CW66-618-2020-eng.pdf