Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce pelágico; pH range: 6.0 - 7.0; dH range: ? - 10. Tropical; 24°C - 28°C (Ref. 1672)
South America: Amazon and Paraguay River basins, north Guiana Shield rivers.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm SL macho / no sexado; (Ref. 96599); peso máximo publicado: 0.00 g
Possesses powerful dentition that can cause serious bites.
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Often spawns in schools, preferable near the surface. Does not eat its eggs, which hatch after 3 days.
Zarske, A. and J. Géry, 1999. Revision der neotropischen Gattung Metynnis Cope, 1878. 1. Evaluation der Typusexemplare der nominellen Arten (Teleostei: Characiformes: Serrasalmidae). Zool. Abh. Mus. Tierk. Dresden 50(13):169-216. (Ref. 34077)
IUCN Red List Status (Ref. 130435)
Warning: mysqli::__construct(): (HY000/1040): Too many connections in /var/www/html/includes/func_getlabel.php on line 46
Can't connect to MySQL database (fbapp). Errorcode: Too many connections