Assessment of fish migration in rivers by horizontal echo sounding problems concerning side-aspect target strength
Main Author: | |
---|---|
Format: | Doctoral dissertation |
Language: | eng |
Published: |
Jyväskylä :
2004.
|
Series: | Jyväskylä studies in biological and environmental science,
136. |
Subjects: | |
Online Access: | http://urn.fi/URN:ISBN:951-39-1725-8 |
Description not available. |