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: 77) 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: Amazonas 與奧里諾科河河流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 27.9 cm SL 雄魚/尚未辨別雌雄; (Ref. 39031)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 13 - 17; 臀鰭軟條: 29 - 33; 脊椎骨: 36 - 38. Proximal black band on caudal fin, vertically elongated stripes on the lateral body and no prominent vertical humeral blotch.
在尾鰭上的近端的黑色條紋, 垂直地在側面的身體上延長了斑紋與沒有突出的垂直肩部斑塊。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: Amazonas 與奧里諾科河河流域。
Fink, W.L. and A. Machado-Allison, 1992. Three new species of piranhas from Brazil and Venezuela (Teleostei: Characiformes). Ichthyol. Explor. Freshwat. 3(1):55-72. (Ref. 26694)
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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=0.01549 (0.00885 - 0.02710), b=3.18 (3.03 - 3.33), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.6 ±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 vulnerability (24 of 100).
