Current view: Text account
Site description (2003 baseline):
Site location and context
Siberut is the biggest island in Mentawai Islands. This area still widely forested, although logging and shifting agriculture exist.
One of endemic bird species, Mentawai Scops-Owl
Otus mentawI, in Siberut, Sipora Islands and north and south part of Pagai Islands. The species determines the status of this area as Secondary Endemic Bird Area. Siberut and Mentawai also support 13 endemic bird sub-species (WWF 1980, Holmes 1994)
Non-bird biodiversity: Other biodiversity include Hylobates klossii, Macaca pagensis, Presbytis potenziani dan Simias concolor (WWF 1980, Whitten et.al.1987)The beaches of this area also nesting sites for Chelonia mydas, Dermochelys coriacea and Eretmochleys imbricata. Crocodylus porosus is also recorded in the coastal area (Colijn 1999)
This area covered by lowland evergreen dipterocarp rain forest, mixed lowland evergreen forest and freshwater swamp/peat swamp. There are beach and mangrove forests along the east and south east coast of the island. There are secondary forests and open areas for agriculture (Kempt 2000)
Pressure/threats to key biodiversity
Agricultural intesification, forest clearence, and tourism. There is a clearence proposal for oil palm plantation (Kempt 2000).
Declare as Siberut National Park (190500 ha) based on SK Mentan No. 407/Kpts-II/93 and also as a Biosphere Reserve (Anon 1998).
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Pulau Siberut (Indonesia). Downloaded from
https://datazone.birdlife.org/site/factsheet/pulau-siberut-iba-indonesia on 23/12/2024.
