Four fishermen were arrested by Sri Lankan naval personnel for allegedly fishing in the island nation's territorial waters off Neduntheevu today.
The Navy also took their boat into custody, T Sesuraja, President, All Fishermen Association, said.
The Navy had on September 30 arrested 16 fishermen of Pudukottai on charges of crossing International Maritime Bounday Line. Later a court there remanded them to judicial custody till October 10.