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

By V Thangaraj Subramanian


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

Topics: Crabs
Publisher: CMFRI/ICAR
Year: 2001
OAI identifier: oai:eprints.cmfri.org.in:137

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