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
♦ 2Grenouillet, G. & Schmidt-Kloiber., A.; 2006; Fish Indicator Database. Euro-limpacs project, Workpackage 7 - Indicators of ecosystem health, Task 4,
www.freshwaterecology.info, version 5.0 (accessed on July 3, 2012).
♦ 3Feeding ecology of Coregonus albula and Osmerus eperlanus in the limnetic waters of Lake Mälaren, Sweden, Thomas G. Northcote and Johan Hammar, BOREAL ENVIRONMENT RESEARCH 11: 229246 (2006)
♦ 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.
♦ 5The diet of the Saimaa ringed seal Phoca hispida saimensis, Mervi KUNNASRANTA, Heikki HYVÄRINEN, Tero SIPILÄ and Jouni T. KOSKELA, Acta Theriologica 44 (4): 443^450, 1999.
♦ 6Dietary importance of various prey fishes for pikeperch Sander lucioperca (L.) in large shallow lake Võrtsjärv (Estonia), Peeter Kangur, Andu Kangur, and Külli Kangur, Proc. Estonian Acad. Sci. Biol. Ecol., 2007, 56, 2, 154-167
♦ 7Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005).
Host-Parasite Database of the Natural History Museum, London