Gulf of Mannar is a chain of 20 islands located on the south-west coast of India. The region extends from Tuticorin
to Rameshwaram Island
to a length of about 140 km. This area falls in the Indo-Pacific region, considered the world's richest in marine biological resources. These areas are blessed with a combination of ecosystems including mangroves, seagrass, seaweeds and coral reefs. Green turtle, sea cow and Olive Ridley turtle are also found in this area.
Gulf of Mannar, being a delicate region, was declared as a Marine National Park in 1986 and a Biosphere Reserve in 1989 by the Government of India.
The region is famous for its production of Indian conch.
Tuticorin Junction Railway Station is the nearest railway station and Madurai airport 150 km away from Tuticorin is the nearest airport.