Classification / Names
Nomi Comuni | Sinonimi | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterigi (pesci con pinne raggiate) >
Characiformes (Characins) >
Serrasalmidae ()
Etymology: Piaractus: Greek, piar = fat, the side with grease of a body + Greek, aktos , ago = to carry.
Ambiente / Clima / Range
Ecologia
; acqua dolce pelagico; 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 / Peso / Age
Maturity: 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)
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.
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
Pesca: scarso interesse commerciale; Acquacoltura: commerciale; Acquario: Commerciale
Informazioni ulteriori
CollaboratoriImmaginiStamps, CoinsSuoniCiguateraVelocitàModalità di nuotoArea branchialeOtolithsCervelliVista
Strumenti
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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).
Trophic Level (Ref.
69278): 2.5 ±0.22 se; Based on food items.
Resilienza (Ref.
69278): Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (tm=7; tmax=28).
Vulnerability (Ref.
59153): High to very high vulnerability (66 of 100) .