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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Petrotilapia: Latin,petra = stone + Bechuana, African native thiape = fish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce demersal; rango de profundidad 3 - 30 m. Tropical; 13°S - 15°S
Africa: Endemic to Lake Malawi. Occurs in Monkey Bay, Otter Point, Thumbi West and Domwe Islands.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.2 cm SL macho / no sexado; (Ref. 5597)
Inhabits rocky habitats. Feeds from the sediment-free biocover on miniscule diatoms that use the algal strands as substrate. In deeper waters, this species feeds from the vertical faces of rocks (Ref. 5595).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Maréchal, C., 1991. Petrotilapia. p. 374-375. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5597)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Pesquerías: comercial; Acuario: Comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [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).
Nivel trófico (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).