Hyphessobrycon auca

Hyphessobrycon auca is a species of South American fish in the family Characidae.

Hyphessobrycon auca
Conservation status
Vulnerable  (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Characiformes
Family:	Acestrorhamphidae
Genus:	Hyphessobrycon
Species:	H. auca
Binomial name
Hyphessobrycon auca (Almirón, Casciotta, Bechara & Ruíz Díaz, 2004)

Description

H. auca reaches a maximum length of 4.2 cm (1.7 in).^[2] The species is very similar to the Buenos Aires tetra (Psalidodon asitsi), with only subtle differences. It is slightly duller with less red on its fins and patchier black area at the base of the tail.^[3]

Distribution and habitat

The species is known only from two localities, individual ponds in wetlands in the Corrientes province of northern Argentina.^[3]