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.