Estimated average number of individuals by week based on eBird data, Jul 2012 to Jun 2022
Oct 01-Oct 07
21 Aug 2021
12 Apr 1998
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One record of up to 60,000 individuals in Oct 2021 makes it hard to read the details on this chart, but you can zoom vertically using click-and-drag on a computer, and pinch/scroll on some mobile devices.