• [Wiki] https://en.wikipedia.org/wiki/Etheostoma_caeruleum.
• [fishbase] https://www.fishbase.se/summary/Etheostoma-caeruleum.html.
• [GradBart1984] Grady, J. M. and Bart, H. L. (1984). Life history of Etheostoma caeruleum (Pisces: Percidae) in Bayou Sara, Louisiana and Mississippi. In Lindquist, D. G. and Page, L. M., editors, Environmental biology of darters, pages 71--81. Dr W. Junk Publishers, The Hague.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.