Date: 09/23/2019

Number: 403

Counted 403 Monarchs departing from my west prairie planting between 9 and 10 am. Cold front arrived with north wind that morning. Monarchs lifted off singly and in groups of up to 5 at a time. Quite a spectacle. Several Monarchs stayed in the prairie also.

Mason City, IL

Latitude: 40.2 Longitude: -89.6

Observed by: Louis
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