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); diamantinensis: Named for the municipality of Diamantino (Mato Grosso State, Brazil).
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 大洋性. 熱帶
South America: Tapajós River basin in Brazil.
南美洲: 巴西。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 12.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 42925)
简单描述
检索表 | 型态特徵 | 形态测量图
臀鳍软条: 194 - 211. Branched anal-fin rays posterior to ray 18 or 19 with an additional bifurcation at posterior branch; small to moderate irregular or rounded dark blotches scattered over a brownish to gray background found on the anterior half of body, with alternate transverse dark and light bands mainly extending through posterior third of body length (Ref. 42925).
分枝的臀鳍棘条后面鳍条 18 或者 19 在在后部的分支有一个附加的分叉; 小到中等的不规则或圆形的黑色斑块散布在一褐色的对灰色的背景发现于前半部的身体, 具有交互的横跨深色的与淡色的条纹主要地延伸过体长的后面三分之一.(参考文献 42925)
Facultative air-breathing in the genus (Ref. 126274)
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: 巴西。
Campos-da-Paz, R., 2002. Gymnotus diamantinensis, a new species of electric knifefish from upper rio Arinos basin, Brazil (Ostariophysi: Gymnotidae). Ichthyol. Explor. Freshwat. 13(2):185-192. (Ref. 42925)
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
下载 XML
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): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00437 (0.00209 - 0.00911), 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): 3.2 ±0.4 se; based on size and trophs of closest relatives
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 (10 of 100).
🛈