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.

[img]
Preview
PDF
243Kb

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
ID Code:9014
Deposited By:Arun Surendran
Deposited On:13 Jul 2012 14:59
Last Modified:13 Jul 2012 14:59

Repository Staff Only: item control page