West of Bangkok in the Bay of Bengal, the snorkeling off Havelock Island is known as the best in the Andaman Islands. Havelock Island is located northeast of Port Blair. A popular snorkeling dive site is Elephant Beach, although there has been significant coral bleaching over the past few years (parrotfish, sea slugs, butterflyfish, moorish idol). Another good snorkeling dive site is off Radhanagar Beach, which is known for its coral reefs. During Havelock Island snorkeling, you may encounter parrotfish, sea slugs, butterflyfish, moorish idol, Napoleon wrasse and sea turtles.
In the Bay of Bengal, the Andaman Islands are a union territory of India, with Port Blair as its capital city, that is situated in the Indian Ocean. The Andaman Islands consist of 568 islands, with about 38 islands actually populated. The southern islands of Passage, Sisters and Cinque are popular for their bioluminescent water that is home to sea fans, sponges and plentiful sharks.
To reach the Andaman Islands, fly from Chennai in southern India to Port Blair on South Andaman Island. You'll most likely need to stay overnight before catching a ferry to any of the other islands. Travel within the Andaman Islands requires an entrance permit that must be on hand through your journey. The Government operated ferries are usually booked in advance, so make sure to plan ahead.
Note: the Nicobar Islands are closed to tourists.
Overall, Havelock Island is the 2nd most popular snorkel dive spot of all 2 snorkeling dives in Andaman Islands.