Areia Branca no Dolok Oan is a

Important Bird Area An Important Bird and Biodiversity Area (IBA) is an area identified using an internationally agreed set of criteria as being globally important for the conservation of bird populations. IBA was developed and sites are identified by BirdLife Int ...

(IBA) in

East Timor East Timor (), also known as Timor-Leste (), officially the Democratic Republic of Timor-Leste, is an island country in Southeast Asia. It comprises the eastern half of the island of Timor, the exclave of Oecusse on the island's north-weste ...

, a country occupying the eastern end of the island of

Timor Timor is an island at the southern end of Maritime Southeast Asia, in the north of the Timor Sea. The island is East Timor–Indonesia border, divided between the sovereign states of East Timor on the eastern part and Indonesia on the western p ...

at the eastern end of the

Lesser Sunda Islands The Lesser Sunda Islands or nowadays known as Nusa Tenggara Islands ( id, Kepulauan Nusa Tenggara, formerly ) are an archipelago in Maritime Southeast Asia, north of Australia. Together with the Greater Sunda Islands to the west they make up t ...

group of

Wallacea Wallacea is a biogeographical designation for a group of mainly Indonesian islands separated by deep-water straits from the Asian and Australian continental shelves. Wallacea includes Sulawesi, the largest island in the group, as well as Lo ...

Description

The IBA lies just east of the capital,

Dili Dili (Portuguese/Tetum: ''Díli'') is the capital, largest city of East Timor and the second largest city in Timor islands after Kupang (Indonesia). It lies on the northern coast of the island of Timor, in a small area of flat land hemmed in ...

, on the north coast of the island. It encompasses a marine embayment containing beds of

sea-grass Seagrasses are the only flowering plants which grow in marine environments. There are about 60 species of fully marine seagrasses which belong to four families (Posidoniaceae, Zosteraceae, Hydrocharitaceae and Cymodoceaceae), all in the orde ...

mangrove A mangrove is a shrub or tree that grows in coastal saline water, saline or brackish water. The term is also used for tropical coastal vegetation consisting of such species. Mangroves are taxonomically diverse, as a result of convergent evoluti ...

mudflat Mudflats or mud flats, also known as tidal flats or, in Ireland, slob or slobs, are coastal wetlands that form in intertidal areas where sediments have been deposited by tides or rivers. A global analysis published in 2019 suggested that tidal fl ...

s, rock platforms and

beach A beach is a landform alongside a body of water which consists of loose particles. The particles composing a beach are typically made from rock, such as sand, gravel, shingle, pebbles, etc., or biological sources, such as mollusc shel ...

es. The coastal wetland habitats are backed by hills and ridges vegetated with

savanna A savanna or savannah is a mixed woodland-grassland (i.e. grassy woodland) ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close. The open canopy allows sufficient light to reach the ground to ...

woodland A woodland () is, in the broad sense, land covered with trees, or in a narrow sense, synonymous with wood (or in the U.S., the ''plurale tantum'' woods), a low-density forest forming open habitats with plenty of sunlight and limited shade (see ...

dominated by ''

Eucalyptus alba ''Eucalyptus alba'', commonly known as white gum, khaki gum or poplar gum, is a species of tree that is native to Australia, Timor, and New Guinea. It has smooth bark, lance-shaped to egg-shaped leaves, flower buds in groups of seven, white flowe ...

'', with patches of

tropical dry forest The tropical and subtropical dry broadleaf forest is a habitat type defined by the World Wide Fund for Nature and is located at tropical and subtropical latitudes. Though these forests occur in climates that are warm year-round, and may receive ...

Birds

The site has been identified by

BirdLife International BirdLife International is a global partnership of non-governmental organizations that strives to conserve birds and their habitats. BirdLife International's priorities include preventing extinction of bird species, identifying and safeguarding ...

as an IBA because it supports visiting, though non-breeding, critically endangered

Christmas Island frigatebird The Christmas frigatebird (''Fregata andrewsi''), or Christmas Island frigatebird, is a seabird of the frigatebird family Fregatidae which is an endemic breeder to Christmas Island in the Indian Ocean. The Christmas frigatebird is a large lightl ...

s, as well as populations of

pink-headed imperial pigeon The pink-headed imperial pigeon (''Ducula rosacea'') is a species of bird in the family Columbidae found in the Lesser Sunda Islands of Indonesia. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical man ...

streak-breasted honeyeater The streak-breasted honeyeater or streaky-breasted honeyeater (''Territornis reticulata'') is a species of bird in the family Meliphagidae. It is found on Timor island. Its natural habitats are subtropical or tropical moist lowland forest, subt ...

Timor friarbird The Timor friarbird or plain friarbird (''Philemon inornatus'') is a species of bird in the family Meliphagidae. It is found on Timor island. Its natural habitat is subtropical or tropical dry forest A forest is an area of land dominated b ...

plain gerygone The plain gerygone (''Gerygone inornata'') is a species of bird in the family Acanthizidae. It is found on the islands of Wetar and Timor. Its natural habitats are subtropical or tropical moist lowland forest and subtropical or tropical mangro ...

fawn-breasted whistler The fawn-breasted whistler (''Pachycephala orpheus'') is a species of bird in the family Pachycephalidae. It is found on the islands of Timor and Wetar. Its natural habitats are subtropical or tropical moist lowland forest A forest is an ...

olive-brown oriole Olive-brown oriole has been split into the following species: * Timor oriole, ''Oriolus melanotis'' * Wetar oriole, ''Oriolus finschi'' Birds by common name {{Short pages monitor