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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Petrotilapia: Latin,petra = stone + Bechuana, African native thiape = fish (Ref. 45335).
More on author: Trewavas.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع; pH range: 8.0 - 9.0; dH range: 10 - 15. Tropical; 24°C - 26°C (Ref. 1672); 9°S - 15°S
Africa: Endemic to Lake Malawi. Widespread on most rocky shores.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 17.0 cm TL ذكر/ مختلط الجنس; (Ref. 5595)
Inhabits very shallow, rocky biotopes. Feeds by using the tricuspid teeth and large mouth to feed from the sediment-free biocover (Ref. 5595).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Females takes the brood into her mouth and takes care of the young.
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)
استخدامات بشرية
مصائد: تجاري; حوض مائي: تجاري
أدوات
تقارير خاصة
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مصادر علي الأنترنت
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).
مستوى غذائي (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).