They’re Here: Massive Mayfly Emergence in Wisconsin

July 25, 2014 10:27 PM

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They’re Here: Massive Mayfly Emergence in Wisconsin

“The Mississippi River produced a as mayflies emerged from the water and became airborne. The mayflies were detectable on radar around 8:45 pm…The radar loop below shows the reflected radar energy (reflectivity) from 8:35 pm to just after midnight. The higher the values (greens to yellows) indicate greater concentrations of flies.”

Because they coat surfaces in an epic biblical plague, mayflies sometimes cause highway accidents. The slippery goo created by millions of mayflies is blamed in a three-car pileup in Hager City, WI yesterday night. A major emergence in 2012 resulted in snow plows being called out to clean up the mes...

Also read: Green Party Candidate Pays Fee to Start Wisconsin Recount

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