Bulwer's Petrel
Bulweria bulwerii
Average number of individuals by week based on
Singapore Bird Database
data, Jul 2014 to Jun 2024 (
all records
)
Peak weeks
Apr 23-Apr 29, Apr 30-May 06, Nov 12-Nov 18
Early date
12 Nov 2016
Late date
06 May 2017
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Another recent addition to the Singapore checklist, with the first confirmed record in 2016.