Iconic mayfly populations have declined by as much as 84 percent | Hatch Magazine – Fly Fishing, etc.

This disturbing news, from a fly angler’s point of view, popped up in The Hatch magazine email news this week. This is a significant decline in insect numbers. Check it out!

The emergence of Hexagenia limbata mayflies, throughout the Great Lakes and parts of the mid-Atlantic region, is nearly a religious event in angling circles. Each year in early June, these enormous mayflies blanket the landscape, emerging by the billions each night, smothering waterways, riverbanks, roadways and more with thousands of tons of trout-candy biomass.
— Read on www.hatchmag.com/articles/iconic-mayfly-populations-have-declined-much-84-percent/7714977