Attributes / relations provided by
♦ 1"Occurrence, Growth and Food of Longheaded Eagle Ray, Aetobatus flagellum, in Ariake Sound, Kyushu, Japan", Atsuko Yamaguchi, Itsuro Kawahara, Shirou Ito, Environmental Biology of Fishes October 2005, Volume 74, Issue 2, pp 229-238
♦ 2"Feeding behavior, ration and size structure of a population of the predatory gastropod Cryptonatica janthostoma in Vostok Bay, Sea of Japan", N. I. Selin, Russian Journal of Marine Biology
Volume 34, Number 3 (2008), 186-190
♦ 3Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014).
Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
♦ 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
♦ 5Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005).
Host-Parasite Database of the Natural History Museum, London