Date: 10/13/2006
Number: 1
I wanted to give you an estimate of the Monarch migration that we saw at the Center. I estimate that there were about 500 Monarchs per minute passing the open patch of sky above us, and estimate conservatively about 20,000 monarchs during the short period they were passing over. I do not believe I have seen a Monarch migration like this in Texas or elsewhere.
Courtesy of Monarch Watch
Boerne, TX
Latitude: 29.8 Longitude: -98.8
Observed by:
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