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♦ ¹Feeding and Food Consumption by the Barents Sea Skates, A.V. Dolgov, J. Northw. Atl. Fish. Sci., Vol. 35: 495–503
♦ ²Feeding Biology of the Blackfin Sculpin (Malacocottus kincaidi Gilbert and Thompson, 1905) and the Spinyhead Sculpin (Dasycottus setiger Bean, 1890) in the Northeastern Gulf of Alaska, STEPHEN C. JEWETT, ROBERT H. DAY, AND HOWARD M. FEDER, Pacific Science (1989) , vol. 43, no. 2, p. 144-151