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)
♦ 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)
♦ ³Feeding and Food Consumption by the Barents Sea Skates, A.V. Dolgov, J. Northw. Atl. Fish. Sci., Vol. 35: 495–503
♦ ⁴Feeding Habits of Fish Species Distributed on the Grand Bank, Concepción González1, Xabier Paz, Esther Román, and María Hermida, NAFO SCR Doc. 06/31, Serial No. N5251 (2006)
♦ ⁵Distribution and feeding ecology of Raja radiata in the northeastern North Sea and Skagerrak (Norwegian Deep), J. E. Skjæraasen, and O. A. Bergstad, ICES Journal of Marine Science, 57: 1249–1260. 2000