The fishermen from Mandapam had put out to sea in a boat early today and were fishing off Neduntheevu, when Lankan naval men surrounded them and took them to Kangesanthurai port there, state Fishermen Association president N Devadoss said.
On May 23, six fishermen were arrested for allegedly fishing near Neduntheevu.
Tamil Nadu Chief Minister K Palaniswami had on June 13 sought the intervention of Prime Minister Narendra Modi for getting back 135 fishing boats of state fishermen impounded by Sri Lanka.