Sibutu and Tumindao Islands

IBA Criteria

Year of most recent IBA criteria assessment: 2001

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Grey Imperial-pigeon Ducula pickeringii VU resident 1880-1900 present A1, A2
Chinese Egret Egretta eulophotes VU non-breeding 1990 present A1
Mantanani Scops-owl Otus mantananensis NT resident 1950-1980 present A2
Sulu Pygmy Woodpecker Picoides ramsayi VU resident 1971 present A1
Philippine Cockatoo Cacatua haematuropygia CR resident 1900-1949 present A1
Sulu Racquet-tail Prioniturus verticalis CR resident 1971 present A1, A2
Hypsipetes everetti NR resident 1950-1980 present A2

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IUCN Habitat Habitat detail Extent (% of site)
Artificial/Terrestrial -
Forest -
For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Sibutu and Tumindao Islands. Downloaded from on 30/09/2022.