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Spawning of   Holothuria atra
Main Ref: Abdel-Razek, F.A., S.H. Abdel-Rahman, N.A. El-Shimy and H.A. Omar, 2005
Data Ref.:  
Country: Egypt
Spawning ground: coastal
Locality: Hurghada City/ Jan-Dec 2003
Season: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
3 4 5 8 8 9 3 5 7 5 1 3
Sex ratio:    %  Ref.:   
Temperature:  -   °C
Fecundity
Ref.:  
  min     (g) (cm)  
  max     (g) (cm)  
Spawning Cycles: (1/y)   Ref:  
Comment:  
Gestation period: month/s
Length of offspring: cm
Relative Fecundity: oocytes/g
Mean: oocytes/g
Min Ref.:
Max Ref.:
Mean Ref.:
Fecundity/length relationship ( F = a * L ^b):
  Size (cm)  
  n  
  a  
  b  
  r  
Batch spawners
Daily spawning frequency -
Mean:
Min Ref.:
Max Ref.:
Mean Ref.:
Comments: Spawning occurs from June to December. GSI is based on gutted weight (Ref. 98596).
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