Spawning of Umbra pygmaea

Main Ref.: Spratte, S and U. Hartmann, 1998
Data Reference:  
Country: Germany
Spawning ground: lacustrine
Locality: Schleswig-Holstein
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: Spawns among gravel and plants; larvae hatch after 4-14 days.

 
Ref. (ຕ.ຢ. 9948)
Glossary (ຕ.ຢ. oophagy)



Comments & Corrections

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