Attributes / relations provided by
♦ ¹Food of Northwest Atlantic Fishes and Two Common Species of Squid, Ray E. Bowman, Charles E. Stillwell, William L. Michaels, and Marvin D. Grosslein, NOAA Technical Memorandum NMFS-NE-155 (2000)
♦ ²Offshore diet of grey seals Halichoerus grypus near Sable Island, Canada, W. D. Bowen, G . D. Harrison, Mar. Ecol. Prog. Ser. 112: 1-11, 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