Utirik Atoll Utirik Atoll Utirik Atoll or Utrik Atoll (Marshallese: , ) is a coral atoll of 10 islands in the Pacific Ocean, and forms a legislative district of the Ratak Chain of the Marshall Islands. Its total land area is only , but it encloses a lagoon with an area of . It is located approximately east of Ujae Atoll. The population of Utirik Atoll is 409; it is one of the northernmost Marshall Islands with permanent habitation. The larger islets are: Its first recorded sighting was by the Spanish navigator Álvaro de Saavedra on board of the ship "Florida" on
Northern Thiladhunmathi Atoll Northern Thiladhunmathi Atoll Haa Alif Atoll - officially referred as Thiladhunmathi Uthuruburi (Northern Thiladhunmathi Atoll) is the northernmost administrative division of the Maldives. As the administrative division known as Haa Alif it includes Ihavandhippolhu, the northernmost natural atoll of the Maldive archipelago, as well as a section of the larger Thiladhunmathi or Tiladummati Atoll. Thiladhunmathi was divided into its northern and southern divisions on May 21, 1958. The north division was integrated with Ihavandhippolhu forming administratively a new atoll called Haa Alif atoll or Thiladhumathi North. In total Haa Alif atoll contains 42 islands, 14 of which are inhabited.At present