分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gymnotiformes (Knifefishes) >
Apteronotidae (Ghost knifefishes) > Apteronotinae
Etymology: Megadontognathus: Greek, megas, megalos = great + Greek, odous = teeth + Greek, gnathos = jaw (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 熱帶
South America: Known only from the Cuyuni Basin and the Rio Caroní in Venezuela.
南美洲: 在委內瑞拉已知只來自 Cuyuni 流域與 Rio Caroni了。
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 23.8 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: 159 - 169; 脊椎骨: 90. Considered unique among apteronotids by its dentition: 2-3 large conical teeth on the posterior end of dentary; 2-3 minute, conical teeth on each premaxillary.
被认为是独特的在电鳗之中用它的生齿: 2-3 大的锥形牙齿在齿骨的后端; 2-3 细小的, 锥形牙齿在每个上颌骨前的。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 在委內瑞拉已知只來自 Cuyuni 流域與 Rio Caroni了。
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)
极度濒危 (CR) (B2ab(iii)); Date assessed: 02 October 2020
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 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00145 - 0.00871), b=3.06 (2.85 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).