Estimated average number of individuals by week based on
data, Jul 2013 to Jun 2023
Mar 19-Mar 25, Oct 29-Nov 04, Nov 12-Nov 18
01 Jul 1993
13 May 2017
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Usually seen during the raptor migration period in Oct and Nov. Decent views or photographs are required to rule out the similar Silver-backed Needletail, which has a slightly paler throat.