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Brycon orbignyanus (Valenciennes, 1850)

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Brycon orbignyanus
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Brazil country information

Common names: Bracanjuva, Matrinchã, Matrinchão
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: commercial | Ref: Zaniboni Filho, E., S. Meurer, O.A. Shibatta and A.P. de Oliverira Nuñer, 2004
Aquaculture: never/rarely | Ref: Zaniboni Filho, E., S. Meurer, O.A. Shibatta and A.P. de Oliverira Nuñer, 2004
Regulations: | Ref:
Uses: live export: yes;
Comments: Found in the Uruguay River (Ref. 79585). Regarded as threatened in the state of Minas Gerais (Ref. 26603). Also Ref. 38504.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/br.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Lins, L.V., A.B.M. Machado, C.M.R. Costa and G. Herrmann, 1997
National Database:

Common names from other countries

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

> Characiformes (Characins) > Bryconidae ("Brycon characins") > Bryconinae
Etymology: Brycon: Greek, ebrykon, brykomai = to bite, to gnaw (Ref. 45335).
  More on author: Valenciennes.

Issue
See Géry & Mahnert (1992: 806-811) for notes on taxonomy and synonym. Synonym above is based on personal observation. Food fish.

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

; sötvatten bentopelagisk.   Tropical

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

South America: La Plata basin.

Length at first maturity / Size / Vikt / Age

Maturity: Lm 31.6  range ? - ? cm
Max length : 79.5 cm TL hane/ej könsbestämd; (Ref. 38863); publicerad maxvikt: 6.0 kg (Ref. 72380)

Biologi     Ordlista (t.ex. epibenthic)

Life cycle and mating behavior Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver

Main reference Upload your references | referenser | Koordinator | Medarbetare

Lima, F.C.T., 2003. Characidae - Bryconinae (Characins, tetras). p. 174-181. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38504)

IUCN Red List Status (Ref. 130435)

  Endangered (EN) (A2c); Date assessed: 07 October 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FishSource |

Ytterligare information

Trophic ecology
Födoslag
Diet compositions
Food consumptions
Food rations
Predatorer
Ecology
Ekologi
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Reproduktion
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larver
Larvdynamik
Distribution
Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
BRUVS - Videos
Anatomy
Gill areas
Hjärnstorlek
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Fiskljud
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetik
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Vattenbruksprofiler
Avelslinjer
Ciguatera cases
Stamps, coins, misc.
Outreach
Medarbetare
Taxonomy
Populärnamn
synonymer
Morfologi
Morfometri
Bilder
References
referenser

Verktyg

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00543 - 0.02542), b=3.05 (2.87 - 3.23), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Trofisk nivå (Ref. 69278):  2.7   ±0.2 se; based on size and trophs of closest relatives
Resiliens (Ref. 120179):  Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Moderate to high vulnerability (52 of 100).