Tree Pipit Anthus trivialis
Average number of individuals by week based on Singapore Bird Database data, Jul 2013 to Jun 2023 (all records)
Peak weeks Oct 15-Oct 21, Oct 22-Oct 28, Oct 29-Nov 04
Early date 19 Oct 2021
Late date 31 Oct 2021
Only one record for Singapore so far, in the second half of Oct 2022.