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: Serrasalmus: Latin, serran, serranus, saw and a fish of genus Serranus + Latin, salmo = salmon (Ref. 45335).
Issue
See Machado-Allison & Fink (1996: 71) for detailed morphology. See Machado-Allison & Fink (1996: 74) for distribution in Venezuela.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Amazon and Orinoco River basins.
南美洲: 亞馬遜河與奧里諾科河河流域。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 36.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 39031); 最大體重: 2.5 kg (Ref. 40637)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: 亞馬遜河與奧里諾科河河流域。
Fink, W.L., 1993. Revision of the piranha genus Pygocentrus. Copeia 1993(3):665-687. (Ref. 27142)
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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=0.01259 (0.00713 - 0.02223), b=3.16 (3.01 - 3.31), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
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 to moderate vulnerability (34 of 100).