Reproduction of Oreochromis grahami
Document source: http://www.fishbase.se/Reproduction/FishReproSummary.php?ID=2033&GenusName=Alcolapia&SpeciesName=grahami&fc=349&StockCode=2230
 
Main Ref. Trewavas, E., 1983
Mode dioecism
Fertilization in mouth
Mating type
Spawning frequency
Spawning aggregation Ref.  
Batch spawner Ref.  
Reproductive guild bearers
external brooders
Parental Care maternal
Description of life cycle and mating behavior Male prepares a breeding pit, the structure of which may vary with the nature of the substratum. Breeding activities are more actively pursued by both sexes in the morning than in the afternoon. Female lays about 3-10 eggs at a time, picks them up instantly and the male swims with his genital papilla near the mouth, probably emitting sperm. Brooding period reportedly 12-16 days.
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