Lanceolated Warbler Locustella lanceolata
Estimated average number of individuals by week based on eBird data, Jul 2013 to Jun 2023
Peak week Nov 26-Dec 02
Early date 27 Sep 1987
Late date 05 May 2019
Locustella warblers are named after the insect-like trilling of many members of the genus. This secretive species is no exception.