Fishery, biology and yield estimates of Portunus sanguinolentus off Chennai

Pillai, S Lakshmi and Thirumilu, P (2012) Fishery, biology and yield estimates of Portunus sanguinolentus off Chennai. Journal of the Marine Biological Association of India, 54 (1). pp. 73-76.

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Abstract

The fishery and stock characteristics of the dominant species of crab, Portunus sanguinolentus was studied along the Chennai coast. The annual crab landings during the period 1998-2007 ranged from 236 t to 1,628 t with the catch rate fluctuating between 0.78 kg/h and 2.01 kg/h. The carapace width of P. sanguinolentus in the fishery was 41-165 mm for females and 41-155 mm for males. Females were dominant throughout the period of study, the overall sex ratio 1:1.41.

Item Type: Article
Uncontrolled Keywords: P. sanguinolentus; Chennai; fishery; growth; mortality; yield estimates
Subjects: Fishery biology
Crustacean Fisheries > Prawn and Prawn fisheries
Divisions: CMFRI-Cochin > Marine Capture > Crustacean Fisheries
Subject Area > CMFRI Brochures > CMFRI-Cochin > Marine Capture > Crustacean Fisheries
CMFRI-Cochin > Marine Capture > Crustacean Fisheries
Depositing User: Arun Surendran
Date Deposited: 13 Jul 2012 09:29
Last Modified: 09 Sep 2015 15:53
URI: http://eprints.cmfri.org.in/id/eprint/9014

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