Seeing this, there may be multiple weeks before the mayfly emergence in these Great Lakes. Lake Michigan and Lake Huron and mostly below optimal mayfly hatching conditions.

TOLEDO, Ohio (WTVG) - It’s the beginning of mayfly season and soon thousands of these harmless flies will continue to emerge from Lake Erie. And while the mayflies have a lot of benefits, some ...

A blizzard hatch is a massive mayfly emergence so dense it can appear on weather radars and blanket towns like a living ...

As we see the annual runoff begin to ebb in the coming week or two, the green drake mayflies will begin revving their engines and preparing for takeoff. Of all the prolific mayfly hatches we boast ...

Rivers are healthy biosystems that do not revolve around one insect. The river holds nymphs from a huge variety of insects all of the time, staggered in different stages of development but there, ...

When water temperatures reach approximately 68°F, typically in early summer, mayfly nymphs undergo metamorphosis. They rise to the surface, emerging in a sexually immature stage. After a brief period, ...

Mayfly larvae live underwater for one to two years, but adult fishflies typically only live a few days on land. During their short time as adults, a single fishfly will lay 4,000 to 8,000 eggs.