Biology of tuna juveniles occurring along the coromandal coast

Siraimeetan, Pon and Ramaiyan, V and Velayudham, M (1999) Biology of tuna juveniles occurring along the coromandal coast. In: The Fourth Indian Fisheries Forum, Proceedings, 24-28 November, 1996, Kochi.


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The Juveniles of tuna Sarda orientalis (Temminck and Schlegel), Euthynnus affinis (Cantor) and Auxis thazard (Lacepede) is dealt. The peak period of occurrence is July-September and the potential ground is of Thirumullaivassal, South of the other two species constituted 68.7 to 90.6% whereas the other two species constituted the rest. The food and feeding habits of these commercially important are described. Length-weight distribution, the spawning season, migratory habits and pattern or recruitment in the tuna fishery described and discussed. Analysis of length-weight data revealed no significant difference between the species and regression coefficient is found to be very close to 3.0.

Item Type: Conference or Workshop Item (Paper)
Uncontrolled Keywords: Biology; tuna juveniles; coromandal coast
Subjects: Pelagic Fisheries > Tuna fisheries
Divisions: CMFRI-Cochin > Marine Capture > Pelagic Fisheries
Depositing User: Users 171 not found.
Date Deposited: 30 Oct 2010 10:30
Last Modified: 09 Sep 2015 15:28

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