Black-browed Reed Warbler

Scientific Name: Acrocephalus bistrigiceps

Malay Name: Cekup-Paya Kecil Biasa

Chinese Name: 黑眉苇莺

Range: Found from Siberia, Mongolia, northern China, northern Japan to North Korea and winters to the Indian subcontinent, southern China, Indochina, the Thai-Malay Peninsula and Sumatra

Taxonomy: Monotypic.

Size: 13.5-14 cm

Identification: Adult has long broad pale buff supercilium bordered above by prominent black lateral crown-stripe, warm olive-brown upperparts with slightly more rufescent rump and whitish underparts with warm buff breast-sides and flanks.

Similar looking species: Booted Warbler

Habitat: Reedbed and grassland near water.

Behaviour/Ecology: Skulks in reedbeeds and tall dense waterside vegetation.

Local Status: Uncommon migrant

Conservation Status: Least Concern (BirdLife International 2017)

Location: Kranji Marsh, Sengkang Riverside Park, Lorong Halus, Punggol Barat, Sungei Buloh Wetland Reserve, Jurong Eco Garden and Chinese/Japanese Gardens.

Migrant bar chart (see more bar charts):

Black-browed Reed Warbler Acrocephalus bistrigiceps
Estimated average number of individuals by week based on eBird data, Jul 2013 to Jun 2023
Peak week Jan 01-Jan 07
Early date 27 Sep 1990
Late date 21 May 2019
A common and highly vocal reed warbler from Dec to Apr. The somewhat similar Manchurian Reed Warbler, which remains unrecorded in Singapore, is larger and structurally different.


BirdLife International. (2017). Acrocephalus bistrigiceps. The IUCN Red List of Threatened Species 2017. Accessed on 1 January 2023

Jeyarajasingam, A., & Pearson, A. (2012). A Field Guide to the Birds of Peninsular Malaysia and Singapore. Oxford University Press.

Robson, C. (2014). Field guide to the birds of South-East Asia (Second Edition). Bloomsbury Publishing, London.

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