Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Acestrorhamphinae
Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mythology (Ref. 45335); brucutu: 'brucutu'(Portuguese), i.e., adjective, strong and rough person. Refers to blunt and massive frontal portion of the cranium and bottom jaw.
Eponymy: Astyanax was the son of Hector in Greek mythology. See Homer’s Iliad for details. The reasoning for its use for a genus of characins is not explained. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
Distribution
Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
South America: Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.6 cm SL male/unsexed; (Ref. 117444)
Found on sandy and muddy substrates, with patches of gastropod shells from the family Hydrobiidae (Ref. 117444).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Zanata, A.M., F.C.T. Lima, F.D. Dario and P. Gerhard, 2017. A new remarkable and critically endangered species of Astyanax Baird & Girard (Characiformes: Characidae) from Chapada Diamantina, Bahia, Brazil, with a discussion on durophagy in the Characiformes. Zootaxa 4232(4):491-510. (Ref. 117444)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
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