00000nam 2200000za 4500 9.849015 CaOODSP 20241203113641 cr ||||||||||| 171218s1972 onc ||||o f000 0 eng d CaOODSP eng eng fre n-cn--- CW69-9/29-PDF Cooch, F. G. Species of waterfowl and age and sex ratios of ducks harvested in Canada during the 1971 season [electronic resource] / by F.G. Cooch, G.W. Kaiser and L. Wight = Especes d'oiseaux aquatiques et repartition par groupe d'age et par sexe des canards abattus au cours de la saison de chasse de 1971 / par F.G. Cooch, G.W. Kaiser et L. Wight. Especes d'oiseaux aquatiques et repartition par groupe d'age et par sexe des canards abattus au cours de la saison de chasse de 1971 Ottawa : Canadian Wildlife Service = Service canadien de la faune, 1972. viii, 52 p. Progress notes ; no. 29 = Cahiers de biologie ; n°29 "August 1972." Digitized edition from print [produced by Environment and Climate Change Canada]. "Sales of Canada migratory game bird hunting permits and estimates of the harvest of groups of species in 1971 were given in Progress Note 28. All data presented here are derived from wings of ducks and tail fans of geese supplied by holders of the Canada migratory game bird hunting permit"--Introd. Text in English and French. gccst Wildlife gccst Hunting (Sport) gccst Statistics Kaiser, Gary W. Wight, L. Canada. Environment Canada. Canadian Wildlife Service. Species of waterfowl and age and sex ratios of ducks harvested in Canada during the 1971 season fre (CaOODSP)9.849016 Progress notes (Canadian Wildlife Service) no. 29 (CaOODSP)9.504439 PDF 1.75 MB https://publications.gc.ca/collections/collection_2017/eccc/CW69-9-29.pdf