The Amindivi group islands (consisting of Amini, Keltan, Chetlat, Kadamat, Bitra and Perumal Par) and the Laccadive group islands (comprising mainly Androth, Kalpeni, Kavaratti, Pitti and Suheli Par), both have a submarine connection between them. Together with Minicoy Island, located at the Southern end of the broad Nine Degree Channel, they form the Coral Islands of India in the Arabian Sea. All these islands have been built up by corals and have, fringing coral reefs very close to their shores.