On the exploitation of portunid crab Podophthalmus vigil (Weber) along the Chennai coast in Tamil Nadu


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Authors

  • V Thankaraj Subrahmanyan Central Marine Fisheries Research Institute, Chennai - 600 006.

Abstract

The trend in catch of Podophthalmus vigil at Chennai during 1984-'98 showedslow increase from stray occurrence to a small fishery in 1980's to be followed byan upsurge with the annual catch over lOOt during 1992-'95. After reaching themaximum catch of 217t in 1994-'95, the catch declined drastically to 61 in 1997-'98. The main fishery season was September-January. Males were relativelylarger and heavier. Average sex-ratio was 55.2 : 44.8. Peak spawning activitieswere recorded in October and January.

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Author Biography

  • V Thankaraj Subrahmanyan, Central Marine Fisheries Research Institute, Chennai - 600 006.
    Central Marine Fisheries Research Institute, Chennai - 600 006.

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Issue

Vol. 48 No. 4 (2001)

Section

Note

License

The copyright of the articles published in Indian Journal of Fisheries vests with the Indian Council of Agricultural Research, who has the right to enter into any agreement with any organization in India or abroad engaged in reprography, photocopying, storage and dissemination of information contained in these journals. The Council has no objection in using the material, provided the information is being utilized for academic purpose but not for commercial use. Due credit line should be given to the ICAR where information will be utilized.

How to Cite

Subrahmanyan, V. T. (2011). On the exploitation of portunid crab Podophthalmus vigil (Weber) along the Chennai coast in Tamil Nadu. Indian Journal of Fisheries, 48(4), 431-434. https://epubs.icar.org.in/index.php/IJF/article/view/8396