In a story on Bassmaster.com: It’s one of the most dependable patterns in bass fishing, but don’t let the name fool you — mayfly action extends well past the year’s fifth month. In fact, parts of U.S.

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 ...

Communities along the Great Lakes are preparing for the annual mayfly season, but water temperatures may not be warm enough quite yet for the fishflies to produce massive swarms. "The timing of mayfly ...