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) >
Amphiliidae (Loach catfishes)
無棘鯰科 (Loach catfishes) > Doumeinae
Etymology: Phractura: Greek, phraktos = fence (Ref. 45335).
More on author: Boulenger.
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; pH range: 6.5 - 7.5; dH range: 5 - 15. 熱帶; 22°C - 26°C (Ref. 13614); 6°N - 5°N
Africa: coastal rivers north of Ogowe River to Loeme River, including the Muni, Komo, Kouilou and Nyanga systems (Ref. 81646). Also in the coastal river Kribi/Kienké and the Lobi (Dja drainage, middle Congo River basin) in Cameroon, and in the lower Congo River basin (Ref. 78218). Report from the Kasai (Ref. 41591) needs verification.
非洲: Lobi 與 Kribi 河 (喀麥隆) ,奧克維河與 Kouilou 流域 (加彭), 與剛果河下游。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 8.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 81646)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 臀棘: 0. Diagnosis: caudal peduncle relatively short, 3-4.2 times in SL and slender, length 8-16 times depth (Ref. 81646).
Body shape (shape guide): elongated.
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
非洲: Lobi 與 Kribi 河 (喀麥隆) ,奧克維河與 Kouilou 流域 (加彭), 與剛果河下游。
Skelton, P.H. and G.G. Teugels, 1986. Amphiliidae. p. 54-65. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 2. (Ref. 3818)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 16 February 2009
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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 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
營養階層 (參考文獻 69278) |
3.1 ±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) |
Low to moderate vulnerability (33 of 100). 🛈 |