Every July, millions of mayflies descend on cities and towns overnight, blanketing streets and swarming around every light source in sight. Before you reach for the bug spray, consider what their ...

Scientists scooped sand from a riverbed in Thailand and found two nymphs of rare mayfly species not seen in 22 years, a study said. Photo from Kwanboon and Boonsoong (2025) Knee-deep in a river of ...

There’s a reason why mayflies belong in the Ephemeroptera order of insects. It’s a mouthful but if you look close enough at ...

Every summer, mayflies burst forth from lakes and rivers, taking to the skies of North America. These insects, which are particularly abundant in the northern Mississippi River Basin and Great Lakes, ...

A couple Central Pennsylvania sportsmen’s organizations have opened registration for the 2020 editions of their annual winter fly tying classes for beginners and advanced tier alike. Students will ...

Mayflies are small, short-lived (as adults) insects of the Order Ephemeroptera. As adults, most emerge from their nymph form, take flight, mate, lay eggs and die in just a day or two. The common name ...

"The worst day was probably last Wednesday -- every light in town had a cloud of mayflies around it at night," said Alex Kontos, marketing director for the Lakeside Association. "But we get it like ...