12 mechanised boats of the fishermen were also seized by the navy, Fisheries Assistant Director Shivakumar told PTI here.
The fishermen, belonging to Pudukottai and Jagadapattinam districts, were taken to Kangesanthurai by the navy personnel, he said.
The navy men allegedly rammed their boats against the mechanised vessels and under its impact four fishermen fell into the sea and were rescued by the naval personnel immediately.
(Except for the headline, this story has not been edited by NDTV staff and is published from a syndicated feed.)
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