>
Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Petrochromis: Latin, petra = stone + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Taxonomic Remarks
Synonym of Petrochromis trewavasae in Eschmeyer (CofF ver. Oct. 2012: Ref. 92135).
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce demersal. Tropical; 5°S - 9°S
Africa: endemic to Lake Tanganyika, lake-wide distribution (Ref. 46829), but not existing in Burundi waters (Ref. 6770).
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 18.0 cm TL macho / no sexado; (Ref. 2060)
Lives in the shallow precipituous rocky habitat, which is characterized by rocks piled on top of each other forming a complicated network of caves and crevices (Ref. 46829). Herbivore; feeds on algae which are scraped from rocks Ref. 6770, 46829). Maternal mouthbrooder; males strongly territorial (Ref. 46829).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Konings, A., 1998. Tanganyika cichlids in their natural habitat. Cichlid Press. 272 p. (Ref. 46829)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Acuario: Comercial
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.01862 (0.00830 - 0.04177), b=3.02 (2.83 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
2.0 ±0.00 se; based on food items. |
Resiliencia (Referencia 120179) |
Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Low vulnerability (22 of 100). 🛈 |