The Freshwater Fishes of Mexico

Get to know the wonderful Mexican freshwater fish fauna
Female with fry in Santo Domingo River

Vieja hartwegi

© photo by Juan Miguel Artigas Azas

News

New species of <i>Poeciliopsis</i> described

New species of Poeciliopsis described — A new species of livebearer fish: Poeciliopsis jackschultzi from the state of Sonora in Mexico has been recently described by Kevin Conway, Mariana Mateos and Robert C. Vrijenhoek in the... more

Genus profile

Maskaheros

Maskaheros McMahan & Piller, 2015 — by Juan Miguel Artigas Azas

Allgayer had already refered Cichlasoma regani as the sister species of Vieja argentea.

Species profile

Maskaheros regani

Maskaheros regani (Miller, 1974) — by Juan Miguel Artigas Azas

One more jewel of the rainforest streams of the Tehuantepec isthmus.

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Terms and conditions — by Juan Miguel Artigas Azas

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What is new

11-Feb-2020, Picture: Ophisternon infernale, Adult in habitat, (Efrain Miguel Chávez Solis)
20-Dec-2019, Genus profile: Maskaheros McMahan & Piller, 2015 (Juan Miguel Artigas Azas)
19-Dec-2019, Species profile: Maskaheros regani (Miller, 1974) (Juan Miguel Artigas Azas)
16-Dec-2019, Species profile: Vieja fenestrata (Günther, 1860) (Juan Miguel Artigas Azas)
12-Dec-2019, Species profile: Oscura heterospila (Hubbs, 1936) (Juan Miguel Artigas Azas)
12-Dec-2019, Genus profile: Oscura McMahan & Chakrabarty, 2015 (Juan Miguel Artigas Azas)
29-Nov-2019, Picture: Kihnichthys ufermanni, Young adult in the aquarium, (Guensho Shimabukuro)
29-Nov-2019, Picture: Kihnichthys ufermanni, Frontal view of a young adult, (Guensho Shimabukuro)
29-Nov-2019, Picture: Kihnichthys ufermanni, Young adult in the aquarium, (Guensho Shimabukuro)

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