North Bay Island

North Bay Island is a small coral island located north of Port Blair in the South Andaman district of the Andaman and Nicobar Islands. Situated close to Ross Island in the Andaman Sea, it is known for its fringing coral reefs, clear shallow waters and white sandy beach. The island is a popular day-trip destination for water-based activities and is noted for its historic lighthouse depicted on the Indian 20-rupee note.

Visitors can expect a small coral island with a sandy beach, clear shallow water and fringing coral reefs visible through glass-bottom boats. The island has a forested interior, a historic lighthouse on higher ground, and a beachfront area with changing rooms and food stalls. Activities are centered on snorkeling, scuba diving, sea walk and boat rides. Access is by boat from Port Blair and visits are limited to daytime hours with no overnight stay.