Classification / Names
Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (strålfeniga fiskar) >
Characiformes (Characins) >
Serrasalmidae ()
Etymology: Piaractus: Greek, piar = fat, the side with grease of a body + Greek, aktos , ago = to carry.
Miljö / Klimat / Range
Ekologi
; sötvatten pelagiska; pH range: 4.8 - 6.8; dH range: ? - 15. Tropical; 23°C - 28°C (Ref. 2060), preferred ?; 23°N - 11°S
South America: Amazon and Orinoco River basins (Ref. 39031). Reported from Argentina (Ref. 9086).
Length at first maturity / Size / Vikt / Age
Maturity: Lm ?, range 52 - ? cm
Max length : 88.0 cm TL hane/ej könsbestämd; (Ref. 40637); publicerad maxvikt: 25.0 kg (Ref. 2060); rapporterad maxålder: 28 år (Ref. 39139)
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
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Assuming standard charicid mode of reproduction. Replace ASAP.
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)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Traumatogenic
Human uses
Fiskeri: mindre kommeriell; Vattenbruk: kommersiell; Akvarium: Kommersiell
Ytterligare information
MedarbetareBilderStamps, CoinsLjudCiguateraHastighetSimsättGälytaOtolithsHjärnstorlekSyn
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01738 (0.01011 - 0.02987), b=3.11 (2.96 - 3.26), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.5 ±0.22 se; Based on food items.
Resiliens (Ref.
69278): Låg, lägsta populationsfördubblingstid 4,5-14 år (tm=7; tmax=28).
Vulnerability (Ref.
59153): High to very high vulnerability (66 of 100) .