分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gymnotiformes (Knifefishes) >
Sternopygidae (Glass knifefishes)
Etymology: Eigenmannia: From Eigenmann, 1910, researcher of faunistic studies (Ref. 45335).
Eponymy: Professor Dr Carl Henry Eigenmann (1863–1927) was a German-born American ichthyologist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶
South America: Rio Negro basin and Rio Casiquiare in Venezuela and also from the Colombian Amazonia (Leticia) and the Rupununi River in Guyana.
南美洲: 在委內瑞拉以及從在蓋亞那的哥倫比亞亞馬遜河 (Leticia) 與 Rupununi 河的尼格羅河流域與 Rio Casiquiare。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 47.6 cm TL 雄鱼/尚未辨别雌雄; (Ref. 39524)
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: 231 - 247. Peculiar black phase coloration and large size. No horizontal dark stripes on body; anal fin either completely black or with dark margin; a marked dark humeral blotch; dorsal head profile strongly convex; snout length less than two eye diameters; interocular distance 30-40% in head length; gape almost the length of the snout; pectoral fin 69-75% in head length.
特殊的黑色阶段颜色与巨大的体型。 没有水平的身体上有深色斑纹; 臀鳍或完全黑色或具有深色边; 一个显着的深色肩部斑块; 头部背面轮廓强烈中凸; 吻的长度少于二眼直径; 眼间距离 30-40% 分之一头长; 口裂几乎吻部的长度; 胸鳍 69-75% 分之一头长。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 在委內瑞拉以及從在蓋亞那的哥倫比亞亞馬遜河 (Leticia) 與 Rupununi 河的尼格羅河流域與 Rio Casiquiare。
Mago-Leccia, F., 1994. Electric fishes of the continental waters of America. Fundacion para el Desarrollo de las Ciencias Fisicas, Matematicas y Naturales (FUDECI), Biblioteca de la Academia de Ciencias Fisicas. Matematicas y Naturales, Caracas, Venezuela. vol. 29 . 206 p. (Ref. 26457)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
人类利用
工具
特别资料
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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=0.00832 (0.00256 - 0.02701), b=2.93 (2.67 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (38 of 100).
