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Siluriformes (Catfishes) >
Clariidae (Airbreathing catfishes)
Etymology: Clarias: Greek, chlaros = lively, in reference to the ability of the fish to live for a long time out of water.
More on author: Pellegrin.
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
; آب شيرين نزديك كف زي; رود رو (Ref. 51243). Tropical; 7°N - 4°N
Africa: Dodo River (Ivory Coast) to the lower Niger and Niger Delta (Nigeria)(Ref. 57129). Probably also in the Cavally (Ref. 13331, 57129).
اندازه / وزن / سن
بلوغ: Lm ?  range ? - ? cm
Max length : 31.5 cm TL جنس نر / بدون خواص جنسي; (Ref. 57129); بيشينه وزن گزارش شده: 240.00 g (Ref. 41457)
خارهاي باله پشتي (کل) : 0; شعاع نرم باله پشتي (کل) : 72 - 89; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 55 - 71; مهره ها: 59 - 64. Diagnosis: head oval-shaped in dorsal outline; snout slightly rounded; eyes dorsally located (Ref. 248). Frontal fontanella short and wide/squat (Ref. 248, 57129). Occipital fontanelle rather long and oval-shaped; "dermosphenotic" and supraorbital bones joined; tooth plates small; suprabranchial organ not well developed (Ref. 248). Distance between occipital process and dorsal-fin base short (4.9-9.3% of standard length); pectoral spine serrated on both sides (Ref. 57129).
Coloration: live fish as well as preserved specimens very light-coloured: back and sides yellowish brown, belly lighter; some specimens show submarginal blackish marks on vertical fins (Ref. 57129).
Body shape (shape guide): elongated; Cross section: circular.
Facultative air-breathing (Ref. 126274); Occurs in lagoons and coastal rivers (Ref. 248). Feeds on insects, mollusks and crustaceans (Ref. 41457).
چرخه زندگی و رفتار جفتگیری
بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | توزاد ( لارو)
Teugels, G.G., 1986. A systematic revision of the African species of the genus Clarias (Pisces; Clariidae). Ann. Mus. R. Afr. Centr., Sci. Zool., 247:199 p. (Ref. 248)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
شاخص تنوع فیلوژنتیکی (مرجع 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00433 - 0.01268), b=2.93 (2.79 - 3.07), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
سطح تروفیک (مرجع 69278) |
3.4 ±0.47 se; based on food items. |
جهندگی (مرجع 120179) |
زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.). |
آسیبپذیری ماهیگیری (Ref. 59153) |
Low to moderate vulnerability (27 of 100). 🛈 |