Yap or Wa′ab (Yapese: Waqab) is an island located in the Caroline Islands of the western Pacific Ocean, and a part of the Federated States of Micronesia. It is considered to be made up of four separate islands: Yap Island proper (MarbaQ), Tamil/Gagil, Maap (Yapese: Maap′), and Rumung. The three are contiguous though separated by water and are surrounded by a common coral reef.