分类 / Names
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).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶; 22°C - 28°C (Ref. 13614)
South America: Southern part of Venezuela, including Territorio Amazonas and south of Estado Apure; also known from tributaries of Rio Negro in Brazil.
南美洲: 委內瑞拉的南部, 包括 Territorio Amazonas 與 Estado Apure 南方; 也已知來自在巴西的尼格羅河的支流。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 28.1 cm TL 雄鱼/尚未辨别雌雄; (Ref. 26457)
简单描述
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: 222 - 290; 脊椎骨: 96 - 99. Distance between tip of pectoral fin and origin of anal fin less than one pectoral fin length; dark oblique bands on body 18-30 (usually below 30); dark and pale oblique bands with straight borders; greatest body depth 7-11% in total length; eye diameter 33-43% of interocular distance; head length 68-78% of preanal fin distance; maximum scale rows above lateral line 12-13; precaudal vertebrae 31-32; caudal vertebrae 65-67.
胸鳍顶端与臀鳍起点少于一胸鳍长度之间的距离; 在身体 18-30 上的深色的斜纹;(通常在 30之下) 深色而灰白的斜纹有直的边缘; 最大的体高 7-11% 在全长中; 眼直径 33-43% 的眼间距离; 头长 68-78% 的肛门前的鳍距离; 最大的鳞片列在侧联机面 12-13; 尾前椎 31-32; 尾部的脊椎骨 65-67.
Facultative air-breathing in the genus (Ref. 126274)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 委內瑞拉的南部, 包括 Territorio Amazonas 與 Estado Apure 南方; 也已知來自在巴西的尼格羅河的支流。
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)
人类利用
更多信息
俗名同种异名新陈代谢捕食者生态毒物学繁殖成熟度产卵场产卵群集孕卵数卵卵的发育
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=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
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 (18 of 100).
