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Diurnal Fluctuations in the Upstream Migration of Coho and Spring Salmon

 

作者: Ferris Neave,  

 

期刊: Journal of the Fisheries Board of Canada  （NRC Available online 1943）
卷期: Volume 6b, issue 2  

页码: 158-163

 

ISSN:0706-652X

 

年代: 1943

 

DOI:10.1139/f42-020

 

出版商: NRC Research Press

 

数据来源: NRC

 

摘要:

At Skutz falls, Cowichan river, B.C., fish migrated mainly during daylight hours. No correlation was found between diurnal fluctuations in number of migrants and volume or temperature of the water. Light seemed the determining factor. A moderate amount of artificial light had no effect on night migratory movements.

 

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