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♦ ¹The diet of haddock (Melanogrammus aeglefinus L.) in the Barents Sea during the period 1984–1991, Weimin Jiang and Terje Jørgensen, ICES J. mar. Sci., 53: 11–21. 1996
♦ 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