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Characiformes (Characins) >
Characidae (Characins; tetras) > Characinae
Etymology: Charax: Charax, -akos = a fish without identification (Ref. 45335).
More on author: Cope.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk; pH range: 6.0 - 7.5; dH range: ? - 20. Tropical; 23°C - 28°C (Ref. 12468)
South America: Upper Amazon River basin.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 14.4 cm SL hane/ej könsbestämd; (Ref. 121647); publicerad maxvikt: 60.00 g (Ref. 121647)
Possibly scale-eater (Ref. 12468).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Lucena, C.A.S. and N.A. Menezes, 2003. Subfamily Characinae (Characins, tetras). p. 200-208. 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. 36811)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00554 - 0.01806), b=3.10 (2.94 - 3.26), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).