Date: 08/29/2011

Number: 100

August 31
Around 100 or more roosted this evening.

August 29
I had given up but saw perhaps 40 to 50 monarch butterflies roosting this evening while mowing the lawn. Winds were calm, skies overcast.

August 27

We haven’t seen any significant number yet this year.

Watertown, SD

Latitude: 44.9 Longitude: -97.2

Observed by: Dave
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