分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | 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
生態學
; 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 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 15.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 39031)
Possesses powerful dentition and can inflict serious bites. Has been observed to feed on scales of other fish (Ref. 598).
持有有力的牙齒而且能施放嚴重的咬。 曾經觀察覓食其他魚的鱗片.(參考文獻 598)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
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)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 17 December 2020
人類使用
漁業: 低經濟; 水族館: 商業性
工具
特別的報告
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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).
營養階層 (Ref.
69278): 3.2 ±0.49 se; based on food items.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
