Harp seals and hooded seals (Phoca groenlandica and Cystophora cristata): a guide to the scientific literature, Volume 1
R.L. Drinnan and Associates, 1983 - Nature
Prepared for the Greenpeace Foundation of Canada.
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adult aerial surveys age composition analysis animals Anne de Bellevue Arctic Biological Station ATLANTIC HARP SEALS behaviour Benjaminsen Board of Canada bowhead whales breeding capelin catches College of Biological D.E. Arctic Biological Dartmouth decline density-dependent Department of Zoology Environment Canada estimates feeding fish Fisheries and Marine Fisheries Research Board Greenland grey seal growth Gulf of St harp and hooded HARP SEAL PAGOPHILUS harp seal population harp seal pups HARP SEALS PHOCA harvest hooded seals ICNAF Research Document International Commission Journal of Zoology lactation Lavigne males marine mammals maximum sustainable yield methods mortality rates Newfoundland Northwest Atlantic Fisheries NORTHWEST ATLANTIC HARP Norway Oritsland parameters pinniped present pup production Quebec quotas Rapports et Proces-Verbaux samples seal hunt SEAL PAGOPHILUS GROENLANDICUS sealing industry SEALS CYSTOPHORA CRISTATA SEALS PHOCA GROENLANDICA season Sergeant Serial sexual maturity species University of Guelph whelping White Sea Wildlife Zoology