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) >
Clariidae (Airbreathing catfishes)
塘蝨魚科 (Airbreathing catfishes)
Etymology: Heterobranchus: Greek, heteros = other + Greek, brangchia = gill (Ref. 45335).
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; 22°C - 28°C (Ref. 12468); 35°N - 4°N
Africa: Nile (Ref. 3820), Senegal, Gambia, Volta,
Niger, Benue rivers and Lake Chad (Ref. 57129).
非洲: 尼羅河。 非洲: 查德流域，尼日，佛塔河上游，幾內亞與塞內加爾。 也已知來自甘比亞河。 (參考文獻 7357)
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 150 cm TL 雄魚/尚未辨別雌雄; (Ref. 3820); 最大體重: 30.0 kg (Ref. 3799)
背棘 (總數) : 0; 背的軟條 (總數) : 40 - 46; 臀鰭軟條: 49 - 58; 脊椎骨: 62 - 63. Diagnosis: length of rayed dorsal fin 37-42% standard length; 40-46 dorsal-fin rays; length of adipose fin 22-27% standard length (Ref. 57129). No serrations on the anterior part of the pectoral spine (Ref. 270, 57129). Head oval-shaped to rectangular dorsally; snout broadly rounded; eyes rather laterally placed; frontal fontanelle long and narrow; occipital fontanelle relatively long and oval shaped; 'postorbital' bones completely united; suprabranchial organ well developed; pectoral spine smooth; openings of secondary sensory canals with regular geometric pattern (Ref. 270).
Coloration: preserved specimens: greyish-brown on back and sides, pale brown on belly; some specimens show a marbled colouration, particularly on posterior part of body; caudal fin often with one or more vertical cross-bars (Ref. 57129). Body and fins occasionally with irregularly placed spots (Ref. 270).
Body shape (shape guide): elongated; Cross section: circular.
頭部橢圓形的到矩形的背面; 吻寬廣地圓的; 眼相當側面地放置。 額骨囪門長而狹窄的; 後頭骨囪門相當長而橢圓形的。 眼眶後的' 硬骨完全地聯合了。 鰓前的器官發展良好的。 胸棘平滑的。 第二感覺管的開口具有規則的幾何學的圖案。 身體與鰭偶然地有不規則的放置斑點。
Facultative air-breathing (Ref. 126274); Hardly anything is known about the biology of this species (Ref. 78218). Maximum reported size for West Africa: 800 mm TL (Ref. 57129).
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: 尼羅河。 非洲: 查德流域，尼日，佛塔河上游，幾內亞與塞內加爾。 也已知來自甘比亞河。 (參考文獻 7357)
Teugels, G.G., B. Denayer and M. Legendre, 1990. A systematic revision of the African catfish genus Heterobranchus Geoffroy-Saint-Hilaire, 1809 (Pisces: Clariidae). Zool. J. Linn. Soc. 98:237-257. (Ref. 270)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 01 November 2019
人類使用
漁業: 商業性
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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): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00509 - 0.01360), b=2.97 (2.83 - 3.11), 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): 3.7 ±0.7 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 非常低的, 最小族群倍增時間超過14 年 (Preliminary K or Fecundity.).
釣魚的脆弱性 (Ref.
59153): Very high vulnerability (90 of 100).
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