Mayflies on the river Danube in Budapest are swarming earlier and in greater numbers than usual this year due to low water ...

Mayfly swarms are a gift for many insect-eating birds, including eastern kingbirds and tree swallows. They also provide sustenance for fish, spiders, beetles, dragonflies, and even squirrels.

What Are Mayflies? A mayfly is an aquatic insect that plays an important role in the ecosystem. They are a vital source of food for fish, frogs, toads, birds, and some reptiles. About 224 species ...

The name of mayfly first appears in the “Epic of Gilgamesh,” a tale of the life of a Babylonian ruler written around 2000 B.C. on clay tablets.

In the paper, Stepanian and colleagues used radar to estimate mayfly populations, validating the method by comparing it with numbers of mayfly nymphs found in the sediment at the bottoms of rivers ...

The Great Lakes region's annual mayfly hatch, when the aquatic insects emerge in their winged form to mate, usually happens in late June to early July. The mayflies have such a short life span in ...

The swarms typically last about a month. Residents may find them annoying, but the mayfly swarm is an indication of good water health in the Great Lakes, according to Ohio Sea Grant.

Up and down the river, the mayfly hatch has been a problem. About 80 miles upriver from here, police in Trenton, Wis., say mayflies may have triggered a three-vehicle crash Sunday.