分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gymnotiformes (Knifefishes) >
Gymnotidae (Naked-back knifefishes) > Gymnotinae
Etymology: Gymnotus: Greek, gymnos = naked (Ref. 45335); ucamara: Named for the geological term 'Ucamara Depression' describing the low-lying region between the lower reaches of the Ucayali and Marañon Rivers caused by subsidence in the upper Amazon foreland basin (Ref. 49730).
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 底中水层性. 熱帶
South America: known only from the lowland Rio Ucayali basin in Peru.
南美洲: 在祕魯已知只來自低地的 Rio Ucayali 流域了。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 19.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 49730)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 0; 背的软条 (总数) : 0; 臀鳍软条: 220 - 245. Color pattern with 18-24 dark brown bands separated by narrow pale interbands which are less than one-third the width of the dark bands (Ref. 49730).
具有被狭窄灰白的 interbands 分开的 18-24条深褐色的条纹彩色斑纹那是少于三分之一深色条纹的宽度。 (参考文献 49730)
Facultative air-breathing in the genus (Ref. 126274); Collected from static, vegetation-choked shallow water (Ref. 49730). Feeds on aquatic invertebrates (Ref. 49730).
采集自静电,植物窒息的浅水区了。 (参考文献 49730) 吃水生无脊椎动物。 (参考文献 49730)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 在祕魯已知只來自低地的 Rio Ucayali 流域了。
Crampton, W.G.R., N.R. Lovejoy and J.S. Albert, 2003. Gymnotus ucamara: a new species of neotropical electric fish from the Peruvian Amazon (Ostariophysi: Gymnotidae), with notes on ecology and electric organ discharges. Zootaxa 277:1-18. (Ref. 49730)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00427 (0.00202 - 0.00902), b=2.98 (2.79 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.4 ±0.43 se; based on food items. |
回复力 (参考文献 120179) |
高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (19 of 100). 🛈 |