They’re back! Mayflies invade Northeast Ohio, again — but why?

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CLEVELAND, Ohio -- They're back!

Mother Nature has brought back a yearly occurrence in Northeast Ohio -- mayflies.

Here at Fox 8 News on Dick Goddard Way, they covered our driveway, parking lot and news trucks Monday morning.

The good news? They don't bite, and they won't be around much more than a week or two. They also are a sign of a healthy Lake Erie.

Click the video players to learn more.

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Google Map for coordinates 41.499320 by -81.694361.

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