More than 1,500 Tamil Nadu fishermen were chased away by the Sri Lankan navy while they were allegedly fishing close to the Katchatheevu islet, a state mechanised boat association claimed on Tuesday, the Press Trust of India reported.The fishermen from had ventured into sea in 383 boats yesterday and were fishing near Katchatheevu when Sri Lankan naval personnel came to the spot and drove them away, it said. On January 23, about 2,000 fishermen from here were chased away by the Lankan navy which hurled stones and snapped fishing nets of 50 boats for allegedly fishing close to their territorial waters off the Katchatheevu islet. (Colombo Gazette) Following this, all of them returned to the shore this morning without a catch, Tamil Nadu Sea Shore Mechanised Boat Association president P Sesuraja said. He urged the Centre to intervene and take steps to put an end to the recurring attacks on Indian fishermen and to secure the release of 133 fisher-folks languishing in the island nation’s prisons. Besides 175 boats are also in Sri Lanka’s custody, Sesuraja claimed.Meanwhile, a group of fishermen from Ramanathapuram district staged a demonstration condemning the continuing attacks on their brethren by the Sri Lankan Navy.