Attributes / relations provided by
♦ 1Myers, 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 ♦ 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.
♦ 3NOAA, Great Lakes Environmental Research Laboratory ♦ 4Food web topology and parasites in the pelagic zone of a subarctic lake, Per-Arne Amundsen, Kevin D. Lafferty, Rune Knudsen, Raul Primicerio, Anders Klemetsen and Armand M. Kuris, Journal of Animal Ecology 2009, 78, 563572
♦ 5Anurans as prey: an exploratory analysis and size relationships between predators and their prey, L. F. Toledo, R. S. Ribeiro & C. F. B. Haddad, Journal of Zoology 271 (2007) 170–177
♦ 6Aonyx capensis, Serge Larivière, MAMMALIAN SPECIES No. 671, pp. 16 (2001)
♦ 7Lutra maculicollis, Serge Larivière, MAMMALIAN SPECIES No. 712, pp. 16 (2002)
♦ 8Lontra provocax, Serge Larivière, MAMMALIAN SPECIES No. 610, pp. 1-4 (1999)
♦ 9Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005).
Host-Parasite Database of the Natural History Museum, London
♦ 10Species Interactions of Australia Database, Atlas of Living Australia, Version ala-csv-2012-11-19