分类 / Names
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Teleostei >
Characiformes (Characins) >
Curimatidae (Toothless characins)
Etymology: Cyphocharax: Greek, kyphos = curved, humpback + Greek, charax = a marine fish without identification (Ref. 45335).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性; pH range: 6.0 - 7.8; dH range: ? - 25. 熱帶; 20°C - 28°C (Ref. 2060)
South America: Cuyuni River in Guyana and eastern Venezuela; coastal rivers of the Guianas from the Essequibo River of Guyana to Mana River of French Guiana; upper Branco River in Brazil; possibly occurring in the Orinoco and upper Negro rivers.
南美洲: 在蓋亞那與委內瑞拉東部的 Cuyuni 河; 到法屬圭亞那的 Mana 河的蓋亞那的圭亞那從 Essequibo 河的沿海的河川; 在巴西的 Branco 河上游; 可能地出現在奧里諾科河與尼格羅河上游。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 10.4 cm SL 雄鱼/尚未辨别雌雄; (Ref. 38013)
Occurs in the rapids, in creeks with sandy or rocky bottoms. Feeds on detritus (Ref. 12225).
出现于急流, 在小溪中具有沙的或岩石底部。 吃碎屑。 (参考文献 12225)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Spawns during rainy season in flooded areas.南美洲: 在蓋亞那與委內瑞拉東部的 Cuyuni 河; 到法屬圭亞那的 Mana 河的蓋亞那的圭亞那從 Essequibo 河的沿海的河川; 在巴西的 Branco 河上游; 可能地出現在奧里諾科河與尼格羅河上游。
Vari, R.P., 1992. Systematics of the neotropical characiform genus Cyphocharax Fowler (Pisces, Ostariophysi). Smithson. Contrib. Zool. 529:137 p. (Ref. 11334)
人类利用
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年龄范围成长体长-体重体长-体长体长-频率形态测量图型态特徵仔鱼稚鱼动力学入添量丰度BRUVS
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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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=0.01380 (0.00737 - 0.02585), b=3.05 (2.89 - 3.21), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 2.0 ±0.00 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 (10 of 100).
