Attributes / relations provided by
♦ ¹Diet and trophic ecology of skates in the Gulf of Alaska (Raja and Bathyraja spp.): ecological information for ecosystem–based management of demersal resources, David A. Ebert, Joseph J. Bizzarro, Simon C. Brown, Mariah D. Boyle, and Gregor M. Cailliet, NPRB Project 621 Final Report (2008)
♦ ²Diet of Pacific sleeper shark, Somniosus pacificus, in the Gulf of Alaska, Mei-Sun Yang and Benjamin N. Page, Fish. Bull. 97:406–409 (1999)