Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (Strahlenflosser) >
Characiformes (Characins) >
Serrasalmidae ()
Etymology: Piaractus: Greek, piar = fat, the side with grease of a body + Greek, aktos , ago = to carry.
Lebensraum / Klimazone / Range
Ökologie
; süßwasser pelagisch; 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 / Gewicht / Alter
Maturity: Lm ?, range 52 - ? cm
Max length : 88.0 cm TL Männchen/unbestimmt; (Ref. 40637); max. veröff. Gewicht: 25.0 kg (Ref. 2060); max. veröff. Alter: 28 Jahre (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
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
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 Rote Liste Status (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Bedrohung für Menschen
Traumatogenic
Nutzung durch Menschen
Fischereien: weniger kommerziell; Aquakultur: kommerziell; Aquarium: Kommerziell
Mehr Information
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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.
Widerstandsfähigkeit (Ref.
69278): niedrig, Verdopplung der Population dauert 4,5 - 14 Jahre. (tm=7; tmax=28).
Verwundbarkeit (Ref.
59153): High to very high vulnerability (66 of 100) .