Monarch Fall Roost
Sightings report image

Date: 09/06/2021

Number: 1000

There have been smaller roosts a couple of times in the past, but this was at least 1000 butterflies at once. They have stayed for a week so far.

[Data Verifier Note: contacted observer for more information about this sighting]

Grand Ledge, MI

Latitude: 42.7 Longitude: -84.8

Observed by: Jan
Contact Observer

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Contact will be made through a web-based form.


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