• [Wiki] http://en.wikipedia.org/wiki/Sphoeroides_maculatus.
• [fishbase] https://www.fishbase.se/summary/Sphoeroides-maculatus.html.
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• [MerrLaro1977] Merriner, J. V. and Laroche, J. L. (1977). Fecundity of the northern puffer, Sphoeroides maculatus, from Chesapeake Bay. Chesapeake Science, 18(1):81--83.