Hemigrammus gracilis

Hemigrammus gracilis is a species of freshwater fish belonging to the family Acestrorhamphidae, the American characins, of the order Characiformes. The species is found in the São Francisco and Amazon basins and was first described by Christian Frederik Lütken in 1875. As described by naturalist Jacques Géry, the species lacks the red lateral band found in other species of the genus such as Hemigrammus erythrozonus.

Le genre Hemigrammus surnommé le Nez Rouge (nom vernaculaire) regroupe plusieurs espèces de poissons américains de la famille des Characidés.

Hemigrammus gracilis es una especie de pez de la familia Characidae en el orden de los Characiformes. Morfología Los machos pueden llegar alcanzar los 4,4 cm de longitud total. ​ Hábitat Vive en zonas de clima subtropical.