Common names from other countries
分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
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 / depth range / distribution range
生态学
; 淡水 大洋性; pH range: 4.8 - 6.8; dH range: ? - 15. 23°C - 28°C (Ref. 2060); 23°N - 11°S
South America: Amazon and Orinoco River basins (Ref. 39031). Reported from Argentina (Ref. 9086).
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm ?, range 52 - ? cm
Max length : 88.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 40637); 最大体重: 25.0 kg (Ref. 2060); 最大年龄: 28 年 (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
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
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)
世界自然保护联盟红皮书 (Ref. 130435)
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