Acestrorhynchus falcirostris (Cuvier, 1819)

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Characiformes \| Acestrorhynchidae
Synonyms	Hydrocyon falcirostris, Xiphoramphus falcirostris, Xiphorhynchus falcirostris, ... more
Common names	Pez cachorro, Dientón, Hundsalmler, ... more

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Main reference

Ortega, H. and R.P. Vari. 1986. (Ref. 6329)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 40.0 cm TL male/unsexed; (Ref. 2060)

Environment

Benthopelagic; freshwater; pH range: 5.2 - 7.2; dH range: 5 - 18

Climate / Range

Tropical; 24°C - 28°C (Ref. 2060)

South America: Amazon and Orinoco River basins and rivers of Guyana.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

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.


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Fisheries: commercial; aquarium: public aquariums


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low vulnerability (21 of 100)	Not marketed/unknown

Entered by Froese, Rainer

Modified by Torres, Armi G.

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Page last modified by : elaxamana, 15 July 2009

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