Family: Locustellidae (Grasshopper-warblers and grassbirds)

Authority: Taczanowski, 1889

Red List Category

Criteria: C2a(i)

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Justification of Red List category
This species qualifies as Vulnerable because it is likely to have a small, declining population as a result of wetland destruction in its wintering grounds, compounded by limited habitat loss on some islands where it breeds.

Population size: 2500-9999 mature individuals

Population trend: decreasing

Extent of occurrence (breeding/resident): 1,080,000 km²

Country endemic: no

Attributes
Land-mass type - shelf island
Land-mass type - oceanic island
Realm - Indomalayan
Realm - Palearctic
IUCN System - Freshwater
IUCN System - Terrestrial
AEMLAP