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Characiformes (Characins) >
Acestrorhynchidae (Smallscale pike characins) > Acestrorhynchinae
Etymology: Acestrorhynchus: Greek, agkistron = hook + Greek, rhyngchos = snout (Ref. 45335).
More on author: Cope.
Taxonomic Remarks
See Menezes, 1969:78 for detailed description.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico. Tropical
South America: Amazon and Orinoco River basins. Also found in Rio Negro basin (Ref. 52916).
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 40.8 cm SL macho / no sexado; (Ref. 111115)
Bifurcated canals of the lateral line scales; 52 scale rows between the lateral line and base of the dorsal fin; and 31-35 scale rows between the lateral line and the base of the anal fin (Ref. 52916).
Body shape (shape guide): elongated.
Inhabits clear and black-water rivers (Ref. 52916). Feeds on fishes (Ref. 598).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Menezes, N.A., 2003. Family Acestrorhynchidae (Acestrorhynchids). p. 231-233. 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. 38248)
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) |
PD50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00794 (0.00456 - 0.01384), b=3.11 (2.96 - 3.26), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
4.2 ±0.73 se; based on food items. |
Resiliencia (Referencia 120179) |
Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Moderate to high vulnerability (46 of 100). 🛈 |