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Characiformes (Characins) >
Acestrorhynchidae (Smallscale pike characins) > Acestrorhynchinae
Etymology: Acestrorhynchus: Greek, agkistron = hook + Greek, rhyngchos = snout (Ref. 45335).
More on author: Cuvier.
Issue
See Menezes for detailed description.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch; pH range: 5.2 - 7.2; dH range: 5 - 18. Tropical; 24°C - 28°C (Ref. 2060)
South America: Amazon and Orinoco River basins and rivers of Guyana.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 45.0 cm SL mannelijk / geslacht onbekend; (Ref. 111115)
Presence of black fringe on the posterior edge of the operculum, especially on the dorsal half, that creates the appearance of a dark "collar"; scales on lateral line 140-175; and presence of single branched lateral line canals (Ref. 52916).
Found in clear and black waters (Ref. 52916). Voracious predator.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Ortega, H. and R.P. Vari, 1986. Annotated checklist of the freshwater fishes of Peru. Smithson. Contrib. Zool. (437):1-25. (Ref. 6329)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel; sportvis: ja; Aquarium: Publieke aquaria
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00759 (0.00569 - 0.01012), b=3.06 (3.00 - 3.12), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.9 ±0.63 se; based on food items.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (42 of 100).