Date: 09/03/2019
Number: 120
After a cold front moved through we had a dozen scattered roosts throughout the acreage; an estimated 120 Monarchs.
The roost I took a picture of was at 7:30 p.m. Interestingly enough that small roost sample (see picture) was right outside the living room window, but there were many more small clusters scattered around the yard.
The overnight temp was 49 degrees F
The wind direction was from the NW after the front moved through - The various roosts were all inside the yard, protected by the north and west groves surrounding the acreage, so they were protected from the wind during the night.
Hartley, IA
Latitude: 43.1 Longitude: -95.5
Observed by: Bruce
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