Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Characiformes (Characins) > Acestrorhynchidae (Smallscale pike characins) > Acestrorhynchinae
Etymology: Acestrorhynchus: Greek, agkistron = hook + Greek, rhyngchos = snout (Ref. 45335).

Environment / Climate / Range Ecology

Freshwater; benthopelagic; pH range: 5.2 - 7.2; dH range: 5 - 18. Tropical; 24°C - 28°C (Ref. 2060), preferred ?

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

South America: Amazon and Orinoco River basins and rivers of Guyana.

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 40.0 cm TL male/unsexed; (Ref. 2060)

Short description Morphology | Morphometrics

Presence of black fringe on the posterior edge of the operculum, especially on the dorsal half, that creates the appearance of a dark "collar"; scales on lateral line 140-175; and presence of single branched lateral line canals (Ref. 52916).

Found in clear and black waters (Ref. 52916). Voracious predator.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Ortega, H. and R.P. Vari, 1986. Annotated checklist of the freshwater fishes of Peru. Smithson. Contrib. Zool. (437):1-25. (Ref. 6329)

IUCN Red List Status (Ref. 115185)

Not Evaluated

CITES (Ref. 94142)

Not Evaluated

Threat to humans

Harmless

Human uses

Fisheries: commercial; aquarium: public aquariums

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More information

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Common names
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Eggs
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Age/Size
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Morphometrics
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Internet sources

Acestrorhynchus falcirostris (Cuvier, 1819)