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: Serrasalmus: Latin, serran, serranus, saw and a fish of genus Serranus + Latin, salmo = salmon (Ref. 45335).
More on author: Kner.
Issue
See Jégu & Santos (2001:133) for detailed morphology and distribution.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性; pH range: 5.0 - 7.0; dH range: ? - 18. 熱帶; 23°C - 28°C (Ref. 1672); 1°N - 15°S
South America: Guaporé River basin (Ref. 39031). Reported from the Paraná River basin, Argentina (Ref. 5630).
南美洲: Guapore 河流域。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm ?, range 18 - ? cm
Max length : 26.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 94838); common length : 25.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 56003)
背的软条 (总数) : 15 - 16; 臀鳍软条: 31 - 35; 脊椎骨: 35.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
南美洲: Guapore 河流域。
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00976 - 0.02348), b=3.19 (3.07 - 3.31), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.41 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 (16 of 100).
