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Young male in the aquarium

Characodon lateralis © Juan Miguel Artigas Azas


The wonderful Mexican freshwater fish fauna

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A new species of <i>Profundulus</i> is described from Oaxaca

A new species of Profundulus is described from Oaxaca — A new species of killifish in the genus Profundulus has been described in the journal Ichthyology & Herpetology 109(4):949–957 2021 by Sara E Dominguez-Cisneros, Ernesto Velázquez-Velázquez, Caleb D. McMahan, and Wilfredo A. Matamoros. The new species significantly extends the known... more

Published genera profiles

Vieja

Vieja Fernández Yépez, 1969 — by Juan Miguel Artigas Azas

Vieja is one of the common names these fish are known within its range.

Xenodexia

Xenodexia Hubbs, 1950 — by Juan Miguel Artigas Azas

Uniquely modified right pectoral fin that assimilates into a hand.

Published species profiles

Herichthys tepehua

Herichthys tepehua de la Maza-Benignos, Ornelas-García, Lozano-Vilano, García-Ramírez & Doadrio, 2014 — by Juan Miguel Artigas Azas

A new diagnosis for this species is necessary.

Xenodexia ctenolepis

Xenodexia ctenolepis Hubbs, 1950 — by Juan Miguel Artigas Azas

The only cyprinodontid with ctenoid scales.

Amphilophus istlanus

Amphilophus istlanus (Jordan & Snyder, 1899) — by Juan Miguel Artigas Azas

Amphilophus istlanus could be a natural hybrid between A. trimaculatus and Mayaheros beani.

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Terms and conditions — by Juan Miguel Artigas Azas

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The standard used in the Freshwater Fishes of Mexico for citation of published works

Easily solve log-in problems — by Juan Miguel Artigas Azas

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27-May-2023, Picture: Cyprinodon nazas, Male in habitat, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cyprinodon nazas, Female in habitat, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cyprinodon nazas, Male in habitat, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cyprinodon nazas, Male by his spawning mat, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cyprinodon nazas, Male by his spawning mat, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cuatro Ciénegas: Rio Los Mezquites, Rio Los Mezquites, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cuatro Ciénegas: Rio Los Mezquites, Rio Los Mezquites, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cuatro Ciénegas: Rio Los Mezquites, Rio Los Mezquites, (Juan Miguel Artigas Azas)
27-May-2023, Picture: Cuatro Ciénegas: Rio Los Mezquites, Rio Los Mezquites, (Juan Miguel Artigas Azas)

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