Astyanax mexicanus

Astyanax mexicanus ist ein ursprünglich in Texas und New Mexico, sowie in Nord- und Zentralmexiko lebender Süßwasserfisch aus der Familie der Echten . Astyanax mexicanus – Genaue Beschreibung der Art mit Informationen zur Herkunft, zum Aussehen sowie zur Haltung und Fütterung im Aquarium. The Mexican tetra (Astyanax mexicanus) is a small fish with a rather unremarkable appearance, but behind its uninteresting first impression is a fascinating tale .

Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mithology (Ref. 45335); mexicanus: Astanax (Greek)=son of Hector; mexicanus . Astyanax mexicana, the Mexican tetra, is a small fish in the family Characidae native to subtropical and temperate North America, mostly central and eastern . Infra-specific Taxa Assessed: See Astyanax mexicanus ssp. Few animals have ignored the warning “use it or lose it” as spectacularly as the Mexican blind cavefish (Astyanax mexicanus), which no longer .

Species Astyanax mexicanus (Mexican Tetra). All text below is derived from a January 20copy of Dr. Timothy Bonner’s website at Texas State . ASTYANAX MEXICANUS AS A MODEL ORGANISM Astyanax mexicanus is a single species with a surface-dwelling form (surface fish) and many different . Identification: Although previously considered a subspecies of Astyanax fasciatus (Lee et al. 19et seq.), A. Field observation in epigean and cave populations of Mexican characid Astyanax mexicanus (Pisces, Characidae).

Persistence of pineal photosensory function in blind cave fish, Astyanax mexicanus, Comp. Populations of the cave fish Astyanax mexicanus exhibit a variety of traits that evolved repeatedly and independently from its surface . Taxonomy – Astyanax mexicanus (Blind cave fish) (Astyanax fasciatus mexicanus).

Here we describe comparative molecular and developmental studies in the teleost Astyanax mexicanus that shed new light on this problem. Studies on a Phylogenetically Young Cave Population of Astyanax mexicanus (Filippi) (Characidae, Pisces)’, Annales de Spéléologie, 3 137-Wilkens, . Gene flow and population structure in the Mexican blind cavefish complex (Astyanax mexicanus). Astyanax mexicanus (De Filippi, 1853) Taxonomic Serial No. Download Help) Astyanax mexicanus TSN 162850 . The blind Mexican cavefish, Astyanax mexicanus, represents a particularly strong model for both developmental and genetic analyses as these . The blind cavefish and its surface counterpart of the teleost species Astyanax mexicanus constitute an excellent model to study the evolution of morphological . Die Forscher um Damian Moran von der Universität Lund hatten Höhlensalmler der Art Astyanax mexicanus untersucht. I think this tetra should come with a warning tag, as it can truly overpower cichlids that cannot eat them.

I once got a bunch of them in a river from my city in . Among the large superorder Ostariophysi (minnows, carps, and catfish), one of the best known is Astyanax mexicanus (previously Anoptichthys jordani), . The teleost Astyanax mexicanus is a single species consisting of two radically different forms: a sighted pigmented surface-dwelling form (surface fish) and a . Comparative optic development in Astyanax mexicanus and in two of its blind cave derivatives.