Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Tropical
Africa: Lower Guinea endemic, known from southern Cameroon (Ref. 81639) to the Chiloango River in Cabinda (Ref. 81639, 120641).
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.2 cm SL hane/ej könsbestämd; (Ref. 81639)
Short description
Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt): 1; Mjukstrålar i ryggfenan (totalt): 11-12; Mjukstrålar i analfenan: 8. Diagnosis: mouth strongly curved; barbels absent; last unbranched dorsal fin ray strongly ossified and inflexible; pelvic fin insertion below middle of dorsal fin; 26-29 scales in lateral line (Ref. 81639).
Maximum TL recorder: 37.0 cm (Ref. 2801).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Lévêque, C. and J. Daget, 1984. Cyprinidae. p. 217-342. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 2801)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri:
Ytterligare information
PopulärnamnsynonymerMetabolikPredatorerEkotoxikologiReproduktionKönsmognadLekSpawning aggregationFecundityÄggEgg development
Age/SizeTillväxtLength-weightLength-lengthLength-frequenciesMorfometriMorfologiLarverLarvdynamikRekryteringAbundansBRUVS
referenserVattenbrukVattenbruksprofilAvelslinjerGenetikElectrophoresesÄrftlighetSjukdomarBehandlingNutrientsMass conversion
MedarbetareBilderStamps, Coins Misc.LjudCiguateraHastighetSimsättGälytaOtolithsHjärnstorlekSyn
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).