CLEVELAND, Ohio — The mayflies are back, turning bright lights along Lake Erie into magnets for swarms thick enough to cover ...

That seasonal burst was on full display at Put-in-Bay Aquatic Visitor Center, where the nearby sidewalk and entrance to its visitor center, including steps and the door, were near ...

While mayflies may be an annoyance for some, scientists say their emergence is actually a positive sign.

Mayflies by the millions are invading Ohio and swarming Lake Erie communities. Check out the video from Put-in-Bay.

Mayflies swarming Lake Erie towns are causing lights to be turned off and affecting local fishing and tournaments.

On a recent Saturday in June, Lorain residents and businesses located half a mile from Lake Erie, were covered with the ...

Mayflies are in full force around Lake Erie, with hundreds, and even thousands attaching themselves to buildings such as the ...

With mayfly hatches expected along the Mississippi River in the coming weeks, officials are preparing for swarms that often ...

It's not easy being a mayfly. Mayflies are insects that spend most of their life in water and provide clues about the health of our streams and other waterways. Because they are often sensitive to ...

A motorcyclist was injured in an unusual wipeout caused by a massive swarm of mayflies on a local road on Sept. 13.