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Mayaheros beani © Don Danko

The wonderful Mexican freshwater fish fauna


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 species profiles

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.

Poeciliopsis hnilickai

Poeciliopsis hnilickai Meyer & Vogel, 1981 — by Juan Miguel Artigas Azas

Despite their small size, captive Poeciliopsis hnilickai should be given a large swimming space for their well being.

Gambusia alvarezi

Gambusia alvarezi Hubbs & Springer, 1957 — by Juan Miguel Artigas Azas

Gambusia alvarezi has a minute distribution range and fragile habitat very susceptible to water level variations.

Gambusia regani

Gambusia regani Hubbs, 1926 — by Juan Miguel Artigas Azas

Gambusia panuco is a junior synonym of G. regani.

Hybopsis aulidion

Hybopsis aulidion (Chernoff & Miller, 1986) — by Juan Miguel Artigas Azas

Hybopsis aulidion was first reported extinct in 1965.

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Subscriptions to the Freshwater Fishes of Mexico using PayPal — by Juan Miguel Artigas Azas

Freshwater Fishes of Mexico offers subscriptions to people, which are administered by PayPal. The way they operate and how to cancel the renewals service are explained in this small document

Terms and conditions — by Juan Miguel Artigas Azas

Our citation standards — by Juan Miguel Artigas Azas

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


Access exclusive information
03-Feb-2024, Species profile: Algansea avia (Barbour & Miller, 1978) (Juan Miguel Artigas Azas)
31-Jan-2024, Species profile: Algansea monticola Barbour & Miller, 1968 (Juan Miguel Artigas Azas)
05-Jan-2024, Habitat profile: Aguanaval Rio Florido at Atotonilco [32] (Juan Miguel Artigas Azas)
03-Jan-2024, Habitat profile: Mezquital Ojo de Agua los Berros [10] (Juan Miguel Artigas Azas)
02-Jan-2024, Habitat profile: Mezquital Puente Pino Suarez [10] (Juan Miguel Artigas Azas)
01-Jan-2024, Habitat profile: Mezquital Arroyo Las Moras at San Rafael [10] (Juan Miguel Artigas Azas)
31-Dec-2023, Habitat profile: Mezquital Laguna Seca [10] (Juan Miguel Artigas Azas)
30-Dec-2023, Habitat profile: Mezquital El Toboso [10] (Juan Miguel Artigas Azas)