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Characiformes (Characins) >
Triportheidae (Hatchet characins) > Triportheinae
Etymology: Triportheus: Greek, tres tria = three + Greek, portheo = to sack (Ref. 45335).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; pH range: 6.0 - 7.5; dH range: ? - 18. Tropical; 24°C - 27°C (Ref. 2060)
South America: Amazon River basin and coastal drainages of the Guianas.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 26.8 cm TL mâle / non sexé; (Ref. 111518); poids max. publié: 235.00 g (Ref. 111518)
Occurs in rivers and small creeks with little current. An omnivore which feeds on fruits, seeds and insects which float on the surface of the water. Reproduction takes place during the rainy season (Ref. 12225).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01660 (0.00638 - 0.04320), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 2.4 ±0.21 se; based on food items.
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (17 of 100).
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