More info | Plus d'info | Mais info Language: English Chinese FishBase
Spawning of Heterodontus portusjacksoni
Main Ref: Tovar-Ávila, J., T.I. Walker and R.W. Day, 2007
Data Ref.: Tovar-Ávila, J., T.I. Walker and R.W. Day, 2007
Country: Australia
Spawning ground:  
Locality: Victoria
Season:
   
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
        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: Ovulation and mating starts from late winter to early spring and the egg-laying period from late winter to summer. GSI of mature females was high from summer to autumn, with peaks in May and June (Ref. 118468).
Entered by: Parducho, Vina Angelica - 15.08.18
Back to Search
Ref.  
Glossary
(e.g. 9948)
Comments & Corrections
  Sign our Guest Book

cfm script by eagbayani08/21/99 ,  php script by kbanasihan05/26/2010 ,  last modified by kbanasihan31/01/2012