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) >
Hemiodontidae (Halftooths)
半齒脂鯉科 (Halftooths)
Etymology: Argonectes: Greek, argos = bright and also Greek, argos = passive, sluggish + Greek, nekton = to swim (Ref. 45335).
More on author: Kner.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Amazon River at Japurá, Orinoco, Maroni, Negro, Trombetas, Tapajós and Canumã River basins.
南美洲: 在 Japura ,奧里諾科河, Maroni ,尼格羅河, Trombetas , Tapajos 與 Canuma 河流域的亞馬遜河。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 26.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 125971); 最大體重: 312.00 g (Ref. 125971)
Frequently occurs in swift flowing waters, over a sandy bottom (Ref. 12225). Oviparous (Ref. 205).
時常出現於迅急的流動水域中, 在一個沙質底部之上。 (參考文獻 12225) 卵生的.(參考文獻 205)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Distinct pairing (Ref. 205).南美洲: 在 Japura ,奧里諾科河, Maroni ,尼格羅河, Trombetas , Tapajos 與 Canuma 河流域的亞馬遜河。
Langeani, F., 2003. Hemiodontidae (Hemiodontids). p. 96-100. 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. 38289)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00718 - 0.01922), b=3.07 (2.92 - 3.22), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 2.8 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (22 of 100).