Eastern Imperial Eagle Aquila heliaca
Average number of individuals by week based on Singapore Bird Database data, Jul 2013 to Jun 2023 (all records)
Peak weeks Jan 01-Jan 07, Jan 08-Jan 14, Nov 05-Nov 11 (2 more)
Early date 03 Nov 1990
Late date 01 Mar 1987
One recent record: at Chek Jawa in Dec 2016-Jan 2017. A rather rare raptor not just in Singapore but elsewhere in southeast Asia too.