Olutanga
Olutanga is a Philippine island in the Moro Gulf, part of Zamboanga Sibugay Province. It is separated from the Zamboanga Peninsula by a narrow channel and Tantanang Bay.
Olutanga, with an area of, is the largest island in the Moro Gulf and the 34th largest island of the Philippines. It has a shoreline length of.
The island is subdivided into 3 municipalities, and has a total population of 87,078 people.
