Attributes / relations provided by
♦ 1de Magalhaes, J. P., and Costa, J. (2009)
A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
♦ 2Frimpong, E.A., and P. L. Angermeier. 2009.
FishTraits: a database of ecological and life-history traits of freshwater fishes of the United States. Fisheries 34:487-495.
♦ 3Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
animaldiversity.org♦ 4Jorrit 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.
♦ 5Feeding of Bearded Seals in the Bering and Chukchi Seas and Trophic Interaction with Pacific Walruses, LLOYD F. LOWRY, KATHRYN J. FROST, AND JOHN J. BURNS, ARCTIC VOL. 33, NO. 2 (JUNE 1980). P. 330-342
♦ 6Alaska Wildlife Notebook Series, Alaska Department of Fish and Game
♦ 7Endemic sturgeons of the Amur River: kaluga, Huso dauricus, and Amur sturgeon, Acipenser schrenckii, Mikhail L. Krykhtin & Victor G. Svirskii, Environmental Biology of Fishes 48: 231–239, 1997
♦ 8Food 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
♦ 9Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005).
Host-Parasite Database of the Natural History Museum, London