Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) >
Characiformes (Characins) >
Characidae (Characins) > Incertae sedis
Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mithology (Ref. 45335). More on author: Cuvier.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic; potamodromous (Ref. 51243). Subtropical; 20°C - 25°C (Ref. 2059)
North, Central and South America: most freshwater basins from Mexico to Argentina.
Length at first maturity / Size / Weight / Age
Maturity: Lm 8.4 range ? - ? cm
Max length : 17.1 cm TL male/unsexed; (Ref. 101561); common length : 12.0 cm SL male/unsexed; (Ref. 56003); max. published weight: 69.70 g (Ref. 79585)
Inhabits streams and rivers without strong currents (Ref. 26543) and lentic areas (Ref. 1129). Vivacious, eats small fish and will bite pieces of meat (Ref. 5518). Sometimes used as table fish; flesh of good flavor but with lots of fish bones.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Galvis, G., J.I. Mojica and M. Camargo, 1997. Peces del Catatumbo. Asociación Cravo Norte, Santafé de Bogotá, D.C., 188 p. (Ref. 26543)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 118484)
Not Evaluated
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.01176 - 0.01697), b=3.05 (3.01 - 3.09), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trophic level (Ref.
69278): 3.0 ±0.3 se; based on diet studies.
Vulnerability (Ref.
59153): Low vulnerability (20 of 100) .
