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Spawning of Coregonus nasus
Main Ref.: Kottelat, M. and J. Freyhof, 2007
Data Reference:  
Land:  
Spawning ground:  
Observationsplats: Arctic Ocean
Season:
   
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
                  111 111  
Sex ratio:    %  Ref.:   
Temperatur:  -   °C
Gestation period: month/s
 
Avkommans längd: cm
Batch spawners
Daily spawning frequency -
Mean:
Min Ref.:
Max Ref.:
Mean Ref.:
Kommentarer: Adults start upstream migration in late July - August and reach spawning sites by October - November and spawn in stretches with swift current and sand-pebble bottom, often under ice. Spawning lasts 5-7 days and fish leave spawning site soon after, migrating downstream to overwinter in deeper places of lower stretches of rivers together with older juveniles.
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