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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Mchenga: Name from Chichewa, the indigenous language of Malawi; mchenga (sand), was chosen to indicate the type of bowers constructed by the members of this genus. Gender is feminine.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch; diepte 2 - 3 m (Ref. 58018). Tropical
Africa: Lake Malawi.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 12.1 cm SL mannelijk / geslacht onbekend; (Ref. 27597)
Dorsale stekels (totaal) : 16 - 17; Dorsale zachte stralen (totaal) : 10 - 12; Anale zachte stralen: 8 - 9. Diagnosis: 10-12 gill rakers on outer ceratobranchial (Ref. 27597, 57549), 4-5 on outer epibranchial (Ref. 27597). No yellow ocelli on anal fin of females and non-breeding males; breeding male with black markings in caudal fin; teeth in outer rows on dentary and premaxilla of mature males small and bicuspid (Ref. 57549).
Forages in the water column, feeding mainly on zooplankton (Ref. 27597).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Male builds cone-shaped bowers in breeding arenas over sand at 3-7 m deep.
Stauffer, J.R. Jr., T.J. LoVullo and K.R. McKaye, 1993. Three new sand-dwelling cichlids from Lake Malawi, Africa, with a discussion of the status of the genus Copadichormis (Teleostei: Cichlidae). Copeia 1993(4):1017-1027. (Ref. 27597)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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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=0.01000 (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).
Trofisch niveau (Ref.
69278): 3.4 ±0.45 se; based on food items.
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).