Mayflies

Hendrickson Mayfly Selection

Hendrickson is a common name that anglers have used to encompass both the species of Ephemerella invaria (also known as the Sulphur of Light Hendrickson) and Ephemerella needhami (Dark Hendrickson) because they are often found living in the same...

Sulphur Mayfly Selection

Found in rivers and streams throughout the entirety of the Eastern US and Canada as well as most of the Midwest, the Sulphur Mayfly (formally known as Ephemerella invaria or locally as Light Hendrickson) is one of the earliest and most anticipated mayfly...

Hex Mayfly Selection

Populating lakes and slack waters in every US State (except Alaska, Arizona, and New Mexico), and spreading throughout every Canadian province except the furthest reaches of Nunavut and the Yukon, the Hex Mayfly (or genus Hexagenia) is one of the largest...

Go-To Dry Mayfly Selection

While not as numerous as midges or as large as stoneflies, mayflies are without question one of the most important food sources for trout in most streams and rivers.  With 17 families and 611 species of mayflies found in North America, the goal of...

Western Green Drake Selection

If the Blue Winged Olive is the tiny Cessna of the mayfly family, the Green Drake is the hulking Boeing 787!  The Green Drakes are one of the largest mayfly families and are also one of the most eagerly-anticipated and pursued by trout...

Callibaetis Mayfly Selection

Found in nearly every roadside ditch, pond, lake and reservoir in the central and western United States, the Callibaetis mayfly is one of the most important stillwater food sources for trout.  While the nymphs of the callibaetis are available to...

Pale Morning Dun / Pale Evening Dun Fly Selection

While the Pale Morning Dun and Pale Evening Dun mayflies are members of different families, they are largely similar in size and profile, allowing them to be matched by many of the same fly patterns.  Both families can be found in streams and rivers...

Trico Mayfly Selection

What the Trico mayflies lack in size, they make up in quantity!  This mayfly family comes off in late summer to fall, and is renowned for its' "Blanket Hatches" that cover the rivers and streams they inhabit.  While the small dark nymphs can be...

Blue Winged Olive Mayfly Selection

The Blue Winged Olive Mayfly is one of the most prolific mayfly families in the United States and can be found on rivers and streams at every elevation and in almost every state.  This mayfly family will often have two generations per year, with...