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Spawning of Acipenser gueldenstaedtii
Main Ref: Sokolov, L.I. and L.S. Berdicheskii, 1989
Data Ref.:  
Country: Russia
Spawning ground: riverine
Locality: Volga (summer spawning)
Season:
   
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
      111 111              
Sex ratio:    %  Ref.:   
Temperature: 8.2 - 15  °C
Gestation period: month/s
 
Length of offspring: cm
Batch spawners
Daily spawning frequency -
Mean:
Min Ref.:
Max Ref.:
Mean Ref.:
Comments: The summer run of the winter sturgeons in the rivers occurs in May and June and spawns from the end of April through May at 8.2° to 15° C.
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