Atoll Atoll An atoll (, , , , or ), sometimes called a coral atoll, is a ring-shaped coral reef including a coral rim that encircles a lagoon partially or completely. There may be coral islands or cays on the rim. The coral of the atoll often sits atop the rim of an extinct seamount or volcano which has eroded or subsided partially beneath the water. The lagoon forms over the volcanic crater or caldera while the higher rim remains above water(s) or at shallow depths that permit the coral to grow and form the reefs. For the atoll to persist,
Shaviyani Atoll various islands in the atoll. The atoll is also known for craftsmanship, such as mat and rope weaving. Several inhabitants work in the tourism industry and other commercial trades in the Maldivian capital, Malé. The atoll is assigned the Maldivian letter 'Shaviyani' and the Latin letter 'C' as the atoll code. The atoll Council is responsible for public services, development and economic affairs. The Shaviyani Atoll Office was established on 9 September 1958 by the state. Until 1 January 1968, the atoll office was located in Lhaimagu which was the capital of the atoll. The government declared that effective from