分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Ariidae (Sea catfishes)
海鯰科 (Sea catfishes) > Ariinae
Etymology: Potamarius: Greek, potamos = river (Ref. 45335).
Eponymy: Edward William Nelson (1855–1934) was an outstanding American naturalist. [...] (Ref. 128868), visit book page.
More on authors: Evermann & Goldsborough.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 居於水底的. 熱帶
Central America: Usumacinta River basin in Mexico.
北美洲: Usumacinta 河流域。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 39.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 39852)
Males carry the eggs in their mouth (Ref. 205). Migratory behaviour is undetermined (Ref. 126106).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Males carry the eggs in their mouth (Ref. 205).北美洲: Usumacinta 河流域。
Burgess, W.E., 1989. An atlas of freshwater and marine catfishes. A preliminary survey of the Siluriformes. T.F.H. Publications, Inc., Neptune City, New Jersey (USA). 784 p. (Ref. 6868)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 06 September 2018
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基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00724 (0.00445 - 0.01179), b=3.22 (3.08 - 3.36), 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) |
3.6 ±0.4 se; based on size and trophs of closest relatives |
回復力 (參考文獻 120179) |
中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.). |
釣魚的脆弱性 (Ref. 59153) |
Moderate vulnerability (42 of 100). 🛈 |