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

Add Yahoo as a preferred source to see more of our stories on Google. Millions of mayflies swarm lakeside communities every year and land on any surface they can find. Mayfly corpses decompose into a ...

Lights on three key Mississippi River bridges in southeast Minnesota are being temporarily darkened to combat dangerous driving conditions caused by swarming bugs.

Experts say the storms and floods which battered Britain have decimated mayfly larvae which would normally be hatching into mature insects at this time of year and providing the best trout fishing ...

You are able to gift 5 more articles this month. Anyone can access the link you share with no account required. Learn more. PRESUMPSCOT RIVER – If you were outside recently, you surely noticed that ...