Attributes / relations provided by
♦ 1An estimate of summer food consumption of six seabird species in Iceland, K. Lilliendahl and J. Solmundsson, ICES Journal of Marine Science, 54: 624630. 1997
♦ 2Food Web Relationships of Northern Puget Sound and the Strait of Juan de Fuca : a Synthesis of the Available Knowledge, Charles A. Simenstad, Bruce S. Miller, Carl F. Nyblade, Kathleen Thornburgh, and Lewis J. Bledsoe, EPA-600 7-29-259 September 1979
♦ 3Seabird 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