Chennai, May 12 -- Tamil Nadu Chief Minister C Joseph Vijay on Tuesday has written to External Affairs Minister S Jaishankar, urging immediate diplomatic action for the release of Indian fishermen detained by Sri Lankan authorities.

In his letter, Vijay highlighted the arrest of six fishermen from Mandapam in Ramanathapuram district by the Sri Lankan Navy on May 12. He stated that the fishermen had set out for fishing on May 10 and were detained along with their boat for allegedly crossing the International Maritime Boundary Line (IMBL).

The Chief Minister identified the detained fishermen as Alex, Anthoni Rajan, Santhana Alocias, Arul They Britto, Albert, and Sahaya Selvashanu.

In the letter, Vijay wrote, "I wish to draw your attentio...