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Characiformes (Characins) >
Characidae (Characins; tetras) > Characinae
Etymology: Galeocharax: Greek, galeos = a kind of shark + Greek, charax = a marine fish without identification (Ref. 45335).
More on author: Steindachner.
Issue
See Menezes (1976: 45) for detailed description.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Tropical
South America: Upper Paraná River basin.
Length at first maturity / Size / Vikt / Age
Maturity: Lm 14.0  range ? - ? cm
Max length : 33.1 cm SL hane/ej könsbestämd; (Ref. 114987); publicerad maxvikt: 403.00 g (Ref. 114987)
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | 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)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00433 - 0.01268), b=3.14 (2.99 - 3.29), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 4.1 ±0.6 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).