Piaractus brachypomus, Pirapitinga : fisheries, aquaculture, gamefish, aquarium

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Piaractus brachypomus (Cuvier, 1818)

Pirapitinga
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Piaractus brachypomus
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Papua New Guinea country information

Common names: [No common name]
Occurrence: introduced
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: The fish originally entered Malaysia from Brazil, possibly via Taiwan. The genetic composition of the stock is dubious and is possibly already subject to in-breeding. A total of 14,511 individuals were released in 9 locations (remote lakes in the lower and middle Sepik, Bunapas, in the lower and middle Ramu and Brahman area (Ref. 37808). Started attacking other fishes in the Sepik and Ramu rivers in 1999 when their main food, insects became scarce. There are also reports on human attacks. Causes ecological imbalance by killing local fish and wiping out eggs and fry (Ref. 39336).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/pp.html
National Fisheries Authority: http://www.spc.org.nc/coastfish/Countries/PNG/png.htm
Occurrences: Occurrences Point map
Main Ref: Dau, J., 2001
National Database:

Common names from other countries

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

> Characiformes (Characins) > Serrasalmidae (Piranhas and pacus) > Colossomatinae
Etymology: Piaractus: Greek, piar = fat, the side with grease of a body + Greek, aktos , ago = to carry.
More on author: Cuvier.

Issue
See Loubens & Panfili (2001:51) for growth biology.

Environment: milieu / climate zone / distribuzione batimetrica / distribution range Ecologia

; acqua dolce pelagico; pH range: 4.8 - 6.8; dH range: ? - 15. Tropical; 23°C - 28°C (Ref. 2060); 23°N - 11°S

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Mappa dei ritrovamenti | Introduzioni | Faunafri

South America: Amazon and Orinoco River basins (Ref. 39031). Reported from Argentina (Ref. 9086).

Length at first maturity / Size / Peso / Age

Maturità: Lm ?, range 52 - ? cm
Max length : 88.0 cm TL maschio/sesso non determinato; (Ref. 40637); peso massimo pubblicato: 25.0 kg (Ref. 2060); Età massima riportata: 28 anni (Ref. 39139)

Biologia     Glossario (es. epibenthic)

Juveniles mimic Serrasalmus nattereri. Feeds on insects and decaying plants (Ref. 32894). Possesses powerful dentition that can cause serious bites (Ref. 4537). An important foodfish (Ref. 12202).

Life cycle and mating behavior Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve

Assuming standard charicid mode of reproduction. Replace ASAP.

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: Version 2025-1)

  Least Concern (LC) ; Date assessed: 21 December 2020

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Traumatogenic





Human uses

Pesca: scarso interesse commerciale; Acquacoltura: commerciale; Pesce da pesca sportiva: si; Acquario: Commerciale
FAO - Aquaculture systems: production; pesca: landings; Publication: search | FishSource |

Informazioni ulteriori

Trophic ecology
Food items (preys)
Alimentazione
Consumo di cibo
Food rations
Predatori
Ecologia
Ecologia
Home ranges
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Reclutamento
Abbondanza
Life cycle
Riproduzione
Maturità
Maturity/Gills rel.
Fecundity
Deposizione
Spawning aggregations
Uova
Egg development
Larve
Dinamica popolazioni larvali
Distribuzione
Stati
Aree FAO
Ecosystems
Presenze
Introduzioni
BRUVS - Videos
Anatomy
Area branchiale
Brain
Otolith
Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetica
Genome
Genetica
Heterozygosity
Ereditarietà
Human related
Aquaculture systems
Profili di acquacoltura
Varietà
Ciguatera cases
Stamps, coins, misc.
Outreach
Collaboratori
Bibliografia
Bibliografia

Strumenti

Special reports

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Fonti Internet

Estimates based on models

Phylogenetic diversity index (Fonte Biblio. 82804):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03090 (0.02263 - 0.04219), b=3.00 (2.91 - 3.09), in cm total length, based on LWR estimates for this species (Ref. 93245).
Trophic level (Fonte Biblio. 69278):  2.5   ±0.22 se; based on food items.
Resilienza (Fonte Biblio. 120179):  Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (tm=7; tmax=28).
Fishing Vulnerability (Ref. 59153):  High vulnerability (55 of 100). 🛈
Price category (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 51 [19, 129] mg/100g; Iron = 1.42 [0.63, 3.27] mg/100g; Protein = 18.3 [16.2, 20.6] %; Omega3 = 0.314 [0.107, 0.926] g/100g; Selenium = 79 [26, 194] μg/100g; VitaminA = 17.7 [4.5, 71.6] μg/100g; Zinc = 1.59 [1.02, 2.56] mg/100g (wet weight);