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Characiformes (Characins) >
Bryconidae ("Brycon characins") > Bryconinae
Etymology: Brycon: Greek, ebrykon, brykomai = to bite, to gnaw (Ref. 45335).
More on author: Regan.
Taxonomic Remarks
See Howes (1982: 29-30) for remarks on taxonomy, Burcham (1988), Bussing (1993), and Horn (1997) for observations on ecology of the species. Food fish.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch; diepte 0 - 5 m. Tropical; 21°C - 34°C (Ref. 36880)
Central America: Atlantic slope from Grijalva River, Mexico to eastern Panama; in the Pacific slope, only in Choluteca River basin of Honduras.
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturiteit: Lm 27.3  range ? - ? cm
Max length : 59.0 cm TL mannelijk / geslacht onbekend; (Ref. 40637); max. gepubliceerd gewicht: 4.3 kg (Ref. 40637)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Found in lakes, rivers and streams between 0 and 600 m elevation. The young feed on terrestrial and aquatic insects, leaves, fruits and seeds but become mainly herbivorous when adult. Eggs are deposited in nests located in sand bottoms of streams.
Eggs are deposited in nests with sandy bottoms (Ref. 127435).
Lima, F.C.T., 2003. Characidae - Bryconinae (Characins, tetras). p. 174-181. 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. 38504)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Sportvis: ja
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01023 (0.00598 - 0.01751), b=3.02 (2.87 - 3.17), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
2.3 ±0.27 se; based on food items. |
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Generation time |
3.1 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Weerstandsvermogen (Ref. 120179) |
Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (K=0.35; Fec = 701;). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low to moderate vulnerability (34 of 100). 🛈 |