Attributes / relations provided by
♦ ¹Habitat Partitioning by Three Species of Dolphins in Santa Monica Bay, California, Maddalena Bearzi, Coastal Environmental Quality Initiative, 07-08-2003
♦ ²Seasonal and Annual Variability in the Diet of California Sea Lions Zalophus californianus at San Nicolas Island, California, 1981 -86, Mark S. Lowry, Brent S. Stewart, Carolyn B. Heath, Pamela K. Yochem, John M. Francis, Fishery Bulletin. U.S. 89:331-336 (1991)
♦ ³CephBase - Cephalopod (Octopus, Squid, Cuttlefish and Nautilus) Database
♦ ⁴Food 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