Adults in Sabinas River
Adults of Dionda melanops in Sabinas River, Rio Grande drainage [Nuevo Leon]. Photo by Juan Miguel Artigas Azas. (26-Jun-2005). determiner Juan Miguel Artigas Azas




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Dionda melanops Girard, 1856

Carpa manchada; San Juan minnow.

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Original description as Dionda melanops:


  • Girard, Charles Frederic. 1856. "Researches upon the cyprinoid fishes inhabiting the fresh waters of the United States, west of the Mississippi Valley, from specimens in the museum of the Smithsonian Institution". Proceedings of the Academy of Natural Sciences of Philadelphia. v. 8, pp. 165-213 (ffm04542)

Synonyms (1):

Conservation: Dionda melanops is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (DD) data deficient (2018).