Pseudo-atoll Pseudo-atoll A pseudo-atoll, like an atoll, is an island that encircles a lagoon, either partially or completely. A pseudo-atoll differs from an atoll as established by several authorities, such as how it is formed (not by subsidence, nor by coral). It is considered a preferable term to "near-atoll". There is a need for rigorous definition of "pseudo-atoll" before it can be accepted as a general term. Alexander Agassiz gave the term pseudo-atoll to "any ring-shaped reefs not formed as a result of subsidence". while Norman D. Newell and J. Keith Rigby called such reefs non-coral. and "We conclude that almost-atoll
Alif Alif Atoll Dhaalu Atoll. The North Ari Atoll administrative division consists of the northern part of the geographic or natural atoll Ari Atoll (described as Northern Ari Atoll in this context to differentiate from the official name of the administrative division), Rasdhukuramathi Atoll and Thoddoo Island. The atolls consists of Inhabited Islands and Uninhabited Island, a definition which includes resort islands, airport islands and industrial islands. Maalhos: Maalhos is geographically the westernmost island of the Atoll and the second-most westerly inhabited island of the Maldives after Maamakunudhoo). Vajrayana Buddhist remains have been found on this island. Rasdhoo: Rasdhoo is the capital island