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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
Écologie
; eau douce benthopélagique. Tropical
Africa: Endemic to Chinyankwazi and Chinyamwezi islands in the southeast arm of Lake Malawi, Malawi.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 13.1 cm SL mâle / non sexé; (Ref. 31520)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 16 - 19; Rayons mous dorsaux (Total) : 7 - 10; Épines anales: 3; Rayons mous anaux: 6 - 8.
Scrapes algae from the rock over which it lives. Found foraging in the water column presumably on both phytoplankton and zooplankton.
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Stauffer, J.R. Jr. and E.S. van Snik, 1996. New species of Petrotilapia (Teleostei: Cichlidae) from Lake Malawi, Africa. Copeia 1996(3):695-702. (Ref. 31520)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources 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).
Niveau trophique (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).