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Spawning of Oreochromis macrochir
Main Ref: Marshall, B.E., 1979
Data Ref.:  
Country: Zimbabwe
Spawning ground: lacustrine
Locality: Lake McIlwaine
Season:
   
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
111 111 111           111 111 111 111
Sex ratio:    %  Ref.:   
Temperature:  -   °C
Gestation period: month/s
 
Length of offspring: cm
Batch spawners
Daily spawning frequency -
Mean:
Min Ref.:
Max Ref.:
Mean Ref.:
Comments: Main breeding season is during the hottest months from September to December; females have a shorter season and appear to be influenced by temperature changes; males show extended breeding activity, although this is also seasonally reduced (Ref. 36094).
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