ASTYANAX AENEUS PDF

Fish caught from Barton Creek, Belize, October Length: 12 cm 4. Catch, photograph, and identification courtesy of Josh Leisen lifelistfishing. Globally, there are species in the genus Astyanax named after Astyanax, the son of Hector of Troy in Greek mythology — not to be confused with Helen , of which three are found in the freshwater systems of mainland Mexico. They are very colorful being greenish-brown dorsally and transitioning to silver then to white ventrally.

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A very reasonable assumption Matt. In the aquarium known to be aggressive when it is not being shy and hiding. In the wild it frequents habitats with murky water or areas with plenty of vegetation, tree roots etc in which to hide. In clear water it would stand out like a sore thumb. The second photo is of a C. It took a while to realise what it was. With regard to Astyanax you mention in your database that confusion exists. Considering the widespread distribution of this genus, not surprising.

There are about 60 species listed. Looking at photos of supposedly one species, the variations are immense. The fasciatus is confused with mexicanus as just one example. This is a list of other names that have been used:- Tetragonopterus mexicanus Astyanax fasciatus mexicanus, Astianax mexicanus Astyanax argentatus, Tetragonopterus brevimanus, Tetragonopterus petenensis, Tetragonopterus fulgens, Tetragonopterus nitidus y Tetragonopterus streetsii.

You also mention that Astyanax is rarely seen in the Aquarium Trade. Attached files Matt Keymaster The A. However they look like the same fish to me, especially the rhomboid blotch on the caudal fin. The Buenos Aires Tetra has been one of the favorite Aquarium fish for about 60 years, easy to keep.

I will dig a little deeper Attached files.

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Astyanax aeneus

Zygogaster Eigenmann, Astyanax is a genus of freshwater fish in the family Characidae of the order Characiformes. Some of these fish, like many of their relatives, are kept as aquarium pets and known collectively as tetras. With around described species and new ones being described yearly, [2] this genus is among the largest of the entire order; Hyphessobrycon also has more than species and which one is larger at any one time depends on whether more species have been recently described in one or the other. The blind and colorless cave tetra of Mexico is a famous member of the genus, but its taxonomic position is disputed: Some recognize it as part of the Mexican tetra A. The generic name comes from Astyanax , a character in Greek mythology , who was the son of Hector of Troy ; in homage to this, several specific epithets also refer to the Iliad.

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