Baa Atoll surface. The atoll is formed by 105 coral reefs, representing a reef surface of 263 km. These reef surface in 61 islands provided with vegetation, and a variable number of sandy cays (between 4 and 14). Half (38) of these islands are less than 10 hectares, constituting less than 20% of the atoll lands. The biggest island is Dharavandhoo (45,5 ha), followed by Kunfunadhoo (35 ha). The highest point, difficult to establish, can be situated in Funadhoo, with 3,19 m over the sea level. Maalhosmadulu Atoll is also considered as a good example of the rich biodiversity found in the
Alif Dhaal Atoll found in Ariadhoo Island. Whale sharks are year-round residents of Alif Dhaal Atoll. The South Ari Atoll administrative division consists of the southern part of the geographic or natural Ari Atoll (described as Southern Ari Atoll in this context to differentiate from the official name of the administrative division). The atoll consists of Inhabited Islands and Uninhabited Island, a definition which includes resort islands, airport islands and industrial islands. Resort islands are classified as Uninhabited Islands which have been converted to become resorts. The following are the resort islands, with the official name of the resort. Alif Dhaal Atoll Alifu