Attributes / relations provided by
♦ 1Seabird distribution, abundance and diets in the eastern and central Aleutian Islands, J. JAHNCKE, K. O. COYLE AND GEORGE L. HUNT, JR, Fish. Oceanogr. 14 (Suppl. 1), 160–177, 2005
♦ 2FEEDING ECOLOGY OF NONBREEDING POPULATIONS OF LARIDS OFF DEER ISLAND, NEW BRUNSWICK, B. M. BRAUNE AND D. E. GASKIN, The Auk 99: 67-76. January 1982