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Siluriformes (Catfishes) >
Clariidae (Airbreathing catfishes)
Etymology: Channallabes: Greek, channe, -es = an anchovy + Greek, allabes, -etos = a fish of the Nile, a kind of lamprey (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch. Tropical; 3°N - 0°N
Africa: Mbini/Woleu River system in Equatorial Guinea and Gabon (Ref. 58516, 81644).
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 41.3 cm SL mannelijk / geslacht onbekend; (Ref. 58516)
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 110 - 160; Anale stekels: 0; Anale zachte stralen: 101 - 155; Wervels: 92 - 105. Diagnosis: large, well pronounced supraorbital process present on infraorbital IV, reaching rostral border of eye; fenestra between scapulo-coracoid and cleithrum present; no contact between entopterygoid and quadrate; no pale spot on skull roof; high number of dorsal (118-160) and anal (105-155) fin rays (Ref. 81644). High number of vertebrae (92-105)(Ref. 58516, 81644). Body lateral line system clearly visible as a white dotted line along flank (Ref. 58516).
Facultative air-breathing in the genus (Ref. 126274); Maximum size recorded 445mm TL (Ref. 81644).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Devaere, S., D. Adriaens and W. Verraes, 2007. Survey of the anguilliform Clariidae (Teleostei, Siluriformes) of Gabon and Republic of Congo, with description of two new species and key to the African clariid genera. Belg. J. Zool. 137(1):99-109. (Ref. 58516)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00333 - 0.01648), b=2.97 (2.78 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.5 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).