分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gymnotiformes (Knifefishes)
電鰻目 (Knifefishes) >
Gymnotidae (Naked-back knifefishes)
裸背電鰻科 (Naked-back knifefishes) > Gymnotinae
Etymology: Gymnotus: Greek, gymnos = naked (Ref. 45335); omarorum: Named for Omar Macadar and Omar Trujillo-Cenoz, pioneers in the anatomical and physiological study of electrogenesis in Gymnotus.
Eponymy: The two people after whom this species is named are Omar Macadar and Omar Trujillo-Cenoz, both of whom are Uruguayan scientists and pioneers in the study of the anatomy and physiology of electrogenesis in knifefishes and who have worked closely [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
; 淡水 大洋性.
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: Uruguay.
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大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 28.6 cm TL 雄魚/尚未辨別雌雄; (Ref. 118108)
Facultative air-breathing in the genus (Ref. 126274); Found in submerged stems and roots of aquatic vegetation in lakes and small streams. Its
type locality has the following water parameters: electrical conductivity 170-190 µS/cm, pH 7.6-7.8, temperature 23-28°C. Possibly with paternal brood care (Ref. 82430)..
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Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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Richer-de-Forges, M.M., W.G.R. Crampton and J.S. Albert, 2009. A new species of Gymnotus (Gymnotiformes, Gymnotidae) from Uruguay: description of a model species in neurophysiological research. Copeia 2009(3):538-544. (Ref. 82430)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 13 August 2020
對人類具威脅
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人類使用
漁業: 沒有興趣
工具
特別的報告
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00204 (0.00114 - 0.00365), b=2.81 (2.64 - 2.98), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (參考文獻
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
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