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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
Οικολογία
; Γλυκού νερού βενθοπελαγικό; εύρος βάθους 2 - 3 m (Ref. 58018). Tropical
Africa: Lake Malawi.
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.1 cm SL αρσενικό/απροσδιόριστο; (Ref. 27597)
Ραχιαίες άκανθες (συνολικά) : 16 - 17; Μαλακές ραχιαίες ακτίνες (συνολικά) : 10 - 12; Μαλακές εδρικές ακτίνες: 9 - 10. Diagnosis: 13-16 gill rakers on first ceratobranchial (Ref. 57549), 4-6 on epibranchial (Ref. 27597). No yellow ocelli on anal fin of females and non-breeding males; breeding males with black markings in caudal fin; preorbital 18.1-22.1% HL; 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.
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Male builds cone-shaped bowers in large breeding arenas off sand beaches in water 3-10 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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00700 - 0.03275), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.4 ±0.45 se; based on food items.
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).