Attributes / relations provided by
♦ ¹Diets of adult and chick Herring Gulls Larus argentatus argenteus on Ailsa Craig, south-west Scotland., M. Nogales, B. Zonfrillo and P. Monaghan, SEABIRD 17: 56-63
♦ ²Diet of Harp Seals (Phoca groenlandica) in Divisions 2J and 3KL During 1991–93, J. W. Lawson, G. B. Stenson and D. G. McKinnon, NAFO Sci. Coun. Studies, 21: 143–154 (1994)
♦ ³The role of capelin (Mallotus villosus) in the foodweb of the Barents Sea, A. V. Dolgov, ICES Journal of Marine Science, 59: 1034–1045. 2002