Reproduction of Oreochromis variabilis
Document source: http://fishbase.mnhn.fr/Reproduction/FishReproSummary.php?ID=1430&GenusName=Oreochromis&SpeciesName=variabilis&fc=349&StockCode=1485
 
Main Ref. Trewavas, E., 1983
Mode dioecism
Fertilization in mouth
Mating type
Spawning frequency
Spawning aggregation Ref.  
Batch spawner Yes.   Ref.  Trewavas, E., 1983
Reproductive guild bearers
external brooders
Parental Care
Description of life cycle and mating behavior Nests are built on sandy bottoms in shallow waters. Each nest consists of a central shallow saucer 13-15 cm in diameter, around which is a circle of small pits. This structure is the center of a larger pit, 30-39 cm in diameter. Breeding pair makes the T-stand. Female lays batches of eggs; picks them up and sucks at the male's genital tassel.
Search for more references on reproduction Scirus
(e.g. 9948)
( e.g. cephalopods )
Comments & Corrections
Back to Search


Publish in our journal partners Acta Ichthyologica et Piscatoria (Impact factor 2023: 1.17; link to old content 1970-2020), Journal of Applied Ichthyology (Impact factor 2022: 1.222) and Journal of Fish Biology (2.0, 2022 impact factor) the results of your primary research on fish growth, weight-length relationships, reproduction (maturity, fecundity, spawning), food and diet composition, introductions and range extensions for faster subsequent entry in FishBase.

cfm script by eagbayani, 21/08/01 ,  php script by rolavides, 11/02/08 ,  last modified by mbactong, 09/06/17