Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico; pH range: 5.6 - 7.2; dH range: ? - 18. Tropical
South America: Amazon river basin and Guiana rivers (Ref. 36801). Reported from Argentina (Ref. 56308).
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 33.0 cm TL macho / no sexado; (Ref. 12225)
Distinct pairs breed on densely grown weedy places (Ref. 205). Males are sexually mature at 1 year while the females become mature at 2 years. Reproduction is from November to March with a peak from December to March. The female spawns 100,000 to 200,000 eggs (Ref. 12225).
Distinct pairs breed on densely grown weedy places (Ref. 205).
Garavello, J.C. and H.A. Britski, 2003. Anostomidae (Headstanders). p. 71-84. 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. 36801)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00469 - 0.02234), b=3.04 (2.86 - 3.22), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 2.3 ±0.1 se; based on size and trophs of closest relatives
Resiliencia (Referencia
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.).
Vulnerabilidad pesquera (Ref.
59153): Low vulnerability (23 of 100).
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