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
Haa Dhaalu Atoll Haa Dhaalu Atoll Haa Dhaalu Atoll is the code name based on the letters of the Maldivian alphabet commonly used to refer to the administrative division (known as "Atoll") officially known as South Thiladhunmathi Atoll (Maldivian: "Thiladhunmathi Dhekunuburi") in the Maldives. The administrative division consists of the southern section of natural Thiladhunmathi Atoll (which is shared with North Thiladhunmathi (Haa Alifu) Atoll) and Makunudhoo or Maamakunudhoo Atoll (Malcolm Atoll in the Admiralty Charts) with its large reef. The capital of the administrative division is Kulhudhuffushi. Thiladhunmathi Atoll was divided into northern and southern divisions on 21 May 1958, thus creating