Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico; pH range: 6.5 - 7.5; dH range: ? - 25. Tropical; 23°C - 26°C (Ref. 2060)
South America: coastal streams of the Guiana Shield, Orinoco and Amazon River basins.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 12.4 cm TL macho/indeterminado; (Ref. 111518); peso máx. publicado: 20.10 g (Ref. 111518)
Occurs in rapidly flowing water with a rocky bottom. Like other taxa of the same genus, it is omnivorous and feeds on small fish. Is known to be quarrelsome (Ref. 12225).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Spawns in schools during rainy season.
Lima, F.C.T., L.R. Malabarba, P.A. Buckup, J.F. Pezzi da Silva, R.P. Vari, A. Harold, R. Benine, O.T. Oyakawa, C.S. Pavanelli, N.A. Menezes, C.A.S. Lucena, M.C.S.L. Malabarba, Z.M.S. Lucena, R.E. Reis, F. Langeani, C. Moreira et al. …, 2003. Genera Incertae Sedis in Characidae. p. 106-168. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38376)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2024-1)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais; Aquário: Espécies comerciais
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00474 - 0.00922), b=3.17 (3.08 - 3.26), in cm total length, based on LWR estimates for this species (Ref.
93245).
Nível Trófico (Ref.
69278): 4.2 ±0.73 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).