Freshly collected male
Freshly collected male of Gambusia eurystoma at Baños del Azufre, Grijalva drainage [Tabasco].Photo by Michi Tobler. determiner Juan Miguel Artigas Azas




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Gambusia eurystoma Miller, 1975

Guayacón del Azufre; Widemouth gambusia.

Original description as Gambusia eurystoma:


  • Miller, Robert Rush. 1975. "Five new species of Mexican poeciliid fishes of the genera Poecilia, Gambusia, and Poeciliopsis". Occasional Papers of the Museum of Zoology, University of Michigan. (n. 674), pp. 1-44 (ffm04575)

Conservation: Gambusia eurystoma is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (CR) critically endangered (2018).

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