Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Cichlidae
(Cichlids) > Pseudocrenilabrinae
Etymology: Maylandia: In honour of Hans J. Mayland, German ictiologist (Ref. 45335).
Environment / Climate / Range
Freshwater; demersal; pH range: 8.0 - ? ; dH range: 10 - 20; depth range 6 - 30 m. Tropical; 24°C - 26°C (Ref. 2060); 13°S - 14°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.7 cm SL male/unsexed; (Ref. 5684)
Africa: Endemic to Mbenji Island, Lake Malawi. Introduced to Namalenje Island.
Inhabits the sediment-rich regions and is often found over sandy and muddy patches between rocks. Abundant in waters > 10 m (Ref. 6256). Feeds by brushing the loose algae from the rocks and also on plankton in open water (Ref. 5595). Aggressive males exhibit territoriality over sand-dug nests. Females, juveniles and non-territorial adult males occur singly or in small groups (Ref. 6256). All males have only one eggspot on the anal fin (Ref. 47814).
Maréchal, C., 1991. Pseudotropheus. p. 401-415. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5684)
IUCN Red List Status (Ref. 90363)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01738 (0.00863 - 0.03498), b=2.96 (2.79 - 3.13), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 2.7 ±0.29 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Fec<1000).
Vulnerability (Ref. 59153
): Low vulnerability (12 of 100) .