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On upwelling and bottom-trawling off the southwest coast of India

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Relation http://eprints.cmfri.org.in/880/
 
Title On upwelling and bottom-trawling off the southwest coast of India
 
Creator Banse, K
 
Subject Upwelling
Hydrology
Fishing
 
Description While starting an investigation on basic production off Cochin at the southwest
coast of India, a section across the shelf with serial observations on temperature,
salinity, and oxygen content was run in the last week of August 1958. The bottom
water was observed to be very badly aerated, and from the hydrographic data it was
inferred that these conditions were connected with upwelling. Berner and Schemainda
(1957) have shown for the basins of the Baltic that at low oxygen figures the
cod either migrates away or turns to midwater life so that bottom trawling becomes
unprofitable. Therefore, it was thought worthwhile to investigate closely the upwelling
and its effect on the catch of demersal fishes off Cochin.
 
Publisher MBAI
 
Date 1959
 
Type Article
PeerReviewed
 
Format application/pdf
 
Language en
 
Identifier http://eprints.cmfri.org.in/880/1/Article_07.pdf
Banse, K (1959) On upwelling and bottom-trawling off the southwest coast of India. Journal of the Marine Biological Association of India, 1 (1). pp. 33-49.