• [Wiki] http://en.wikipedia.org/wiki/Ichthyomyzon_gagei.
• [fishbase] https://www.fishbase.se/summary/Ichthyomyzon-gagei.html.
• [msstate] https://www.cfr.msstate.edu/wildlife/fisheries/?a=detail&id=69&info=.
• [fishesoftexas] http://txstate.fishesoftexas.org/ichthyomyzon gagei.htm.
• [Beam1982] Beamish, F. W. H. (1982). Biology of of the southern brook lamprey Ichthyomyzon gagei. Env. Biol. Fish, 7(4).
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Walk2007] Walker, G. E. (2007). End of life behaviour in the the maountain brook lamprey Ichthyomyzon greeleyi. American currents, 33(3).