Peru country information

Common names: Cachorro amazónico, Peje zorro, Pez zorro
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: live export: yes;
Comments: Occurs in the Amazon, Ucayali, Marañon (and adjoining lagoons) and Nanay Rivers. Exported as an aquarium fish (Ref. 9235).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/pe.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Ortega, H. and R.P. Vari, 1986
National Database:

Common names from other countries

Pez cachorro, Dientón, Hundsalmler, ... more

Classification / Names Nomi Comuni | Sinonimi | Catalog of Fishes(Genere, Specie) | ITIS | CoL | WoRMS | Cloffa

> Characiformes (Characins) > Acestrorhynchidae (Smallscale pike characins) > Acestrorhynchinae
Etymology: Acestrorhynchus: Greek, agkistron = hook + Greek, rhyngchos = snout (Ref. 45335).
More on author: Cuvier.

Issue
See Menezes for detailed description.

Environment: milieu / climate zone / depth range / distribution range Ecologia

; acqua dolce benthopelagico; pH range: 5.2 - 7.2; dH range: 5 - 18. Tropical; 24°C - 28°C (Ref. 2060)

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri

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

Size / Peso / Age

Maturity: L_m ? range ? - ? cm
Max length : 45.0 cm SL maschio/sesso non determinato; (Ref. 111115)

Short description Chiavi di identificazione | Morfologia | Morfometria

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 Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve

Main reference Upload your references | Bibliografia | Coordinatore | Collaboratori

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. 130435)

Least Concern (LC) ; Date assessed: 13 February 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

Pesca: commerciale; Acquario: Acquari pubblici

FAO(Publication : search) | FishSource |

Informazioni ulteriori

Trophic ecology
Prede
Diet compositions
Food consumptions
Food rations
Predatori

Ecology
Ecologia
Home ranges

Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances

Life cycle
Riproduzione
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larve
Dinamica popolazioni larvali

Distribution
Stati
Aree FAO
Ecosystems
Presenze
Introduzioni
BRUVS - Videos

Anatomy
Gill areas
Cervelli
Otoliths

Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Suoni dei Pesci
Diseases / Parasites
Toxicities (LC50s)

Genetics
Genetica
Electrophoreses
Heritabilities

Human related
Aquaculture systems
Profili di acquacoltura
Varietà
Ciguatera cases
Stamps, coins, misc.

Outreach
Collaboratori

Taxonomy
Nomi Comuni
Sinonimi
Morfologia
Morfometria
Immagini

References
Bibliografia

Strumenti

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

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Summary page | Point data | Nomi Comuni | Photos

Fonti Internet

Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00676 (0.00446 - 0.01025), b=3.06 (2.94 - 3.18), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).

Trophic level (Ref. 69278): 3.9 ±0.63 se; based on food items.

Resilienza (Ref. 120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).

Fishing Vulnerability (Ref. 59153): Moderate vulnerability (42 of 100).

Price category (Ref. 80766): Unknown.

Acestrorhynchus falcirostris (Cuvier, 1819)