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Spawning of Gasterosteus aculeatus
Main Ref: Billard, R., 1997
Data Ref.:  
Country: France
Spawning ground:  
Locality: Northern half of France
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
      111 111 111            
Sex ratio:    %  Ref.:   
Temperature:  -   °C
Gestation period: month/s
Length of offspring: cm
Batch spawners
Daily spawning frequency -
Min Ref.:
Max Ref.:
Mean Ref.:
Comments: The male utilizes fragments of vegetation to build a nest with which it will attract a female who will deposit the eggs in the nest. The male guards the eggs and the juveniles. Can reproduce twice a year (Ref. 30578).
Entered by: Sa-a, Pascualita - 18.07.99
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