Serasan Island

Serasan Island is an island in the Natuna Regency, Riau Islands, Indonesia.^[1] The island is split between two districts, the Serasan District is on the west side and Serasan Timur is on the east side. On March 6, 2023, heavy rainfall created landslides on the island, killing 15 and leaving many more missing.^[2] The island hosts the critically endangered Natuna Islands Tarsier, which is endemic to the islands and whose population is declining rapidly.^[3]

Serasan Island

Native name: Pulau Serasan
Serasan Harbor, southeast of the island
A satellite image of Serasan Island and surrounding islands
Serasan Island Location of Serasan Island in Riau Islands Province
Geography
Location	South China Sea
Coordinates	2.5125°N 109.059167°E / 2.5125; 109.059167
Archipelago	South Natuna
Area	45.96 km2 (17.75 sq mi)
Highest elevation	441 m (1447 ft)
Administration
Indonesia
Province	Riau Islands
Regency	Natuna Islands
Largest settlement	Serasan
Demographics
Ethnic groups	Malays
Additional information
Time zone	Western Indonesia Time (UTC+7)