分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins)
脂鯉目 (Characins) >
Anostomidae (Headstanders)
小口脂鯉科 (Headstanders)
Etymology: Schizodon: Greek, schizein = to divide + Greek, odous = teeth (Ref. 45335).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Paraguay River basin.
南美洲: 巴拉圭河流域。
Length at first maturity / 大小 / 重量 / 年齡
Maturity: Lm 17.8  range ? - ? cm
Max length : 36.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 115169); 40.0 cm TL (female); 最大體重: 2.0 kg (Ref. 40637)
Distinct pairs breed on densely grown weedy places (Ref. 205).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Distinct pairs breed on densely grown weedy places (Ref. 205).南美洲: 巴拉圭河流域。
Garavello, J.C. and H.A. Britski, 2003. Anostomidae (Headstanders). p. 71-84. 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. 36801)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 07 November 2018
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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=0.01202 (0.00982 - 0.01472), b=3.07 (3.01 - 3.13), in cm total length, based on LWR estimates for this species (Ref.
93245).
營養階層 (Ref.
69278): 2.4 ±0.2 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).