Acrocephalus bistrigiceps
Family: Reed Warblers and Allies · Status: Uncommon migrant · Size: 13.5–14 cm · Conservation: Least Concern
Breeds across Siberia, Mongolia, northern China, northern Japan and North Korea; winters to the Indian subcontinent, southern China, Indochina, the Thai-Malay Peninsula and Sumatra.
Adult has long broad pale buff supercilium bordered above by a prominent black lateral crown-stripe, warm olive-brown upperparts with a slightly more rufescent rump, and whitish underparts with warm buff breast-sides and flanks.
Reedbeds and grassland near water.
Skulks in reedbeds and tall dense waterside vegetation.