The Danube River is experiencing low water levels below the minimum expected level. People typically picture boats floating on calm waters, people sitting by the banks, and mild breezes when they ...

“Since 2012 we have seen huge swarming in those years when the water levels are quite low. We think it is because the sun lights the riverbed more and the algae can breed more and that way the larvae ...

It’s fair to assume that what Tacy experienced on her drive ( captured in this clip) was the last thing she expected before heading out. "A swarm of mayflies hatched along the Mississippi River ...

This is the moment thousands upon thousands of mayflies swarm a gas station in Harrison Township, Michigan on June 16, the beginning of mayfly season in Michigan. Special exhibition at the National ...

Some not-so-fierce beasts, dreaded by motorcyclists, have emerged again this spring on the Great River Road in Alton and Godfrey. On June 16, mayflies swarmed around railroad cars near Ardent Mills.

Mayflies are beginning to hatch once again in Michigan. The hatch of mayflies is beginning in the southern part of Michigan, signaling the start of the yearly mayfly hatch. Mayflies are a familiar ...

Mayflies emerge when deep water temperatures reach 68 degrees, which hasn't happened yet in the Great Lakes. Residents can mitigate mayfly presence by using yellow light bulbs and sealing windows and ...