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) > Serrasalminae
Etymology: Catoprion: Greek, kata = down + Greek, prion = saw (Ref. 45335).
More on author: Cuvier.
Issue
See Viera & Géry (1979) and (Sazima) 1983 for scale-eating.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 大洋性; pH range: ? - 5.4. 熱帶; 23°C - 26°C (Ref. 2060)
South America: Amazon, Orinoco, Essequibo, and upper Paraguay River basins.
南美洲: 亞馬遜河，奧里諾科河， Essequibo 與巴拉圭河流域上游。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 15.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 39031)
Possesses powerful dentition and can inflict serious bites. Has been observed to feed on scales of other fish (Ref. 598).
持有有力的牙齿而且能施放严重的咬。 曾经观察觅食其他鱼的鳞片.(参考文献 598)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
南美洲: 亞馬遜河，奧里諾科河， Essequibo 與巴拉圭河流域上游。
Jégu, M., 2003. Serrasalminae (Pacus and piranhas). p. 182-196. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 39031)
人类利用
渔业: 低经济; 水族馆: 商业性
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01778 (0.00841 - 0.03761), b=3.12 (2.94 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.49 se; based on food items.
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
