Dry FliesHenry's Fork Salmonfly

The Henry's Fork Salmonfly is a popular dry fly pattern designed to mimic the large Pteronarcys stoneflies found on the Henry's Fork and other Western rivers. Its foam body, rubber legs, and elk hair wing make it highly buoyant and visible on the water.

Season
Spring, Summer
Difficulty
Intermediate
Target Species
Trout
Henry's Fork Salmonfly - Image source: AvidMax
Image source: AvidMax

Overview

Designed for the legendary salmonfly hatch, this high-floating dry uses a foam body, elk hair wing, and rubber legs for buoyancy and movement. Tied large (sizes #4–#8), it imitates Pteronarcys adults and is ideal for fast water during peak hatch periods.

Pattern Characteristics

Intermediate Difficulty
Trout
Moving Water
Spring
Summer
Imitates: Stoneflies
Variant of: N/A

Materials

Hook: Tiemco 5262, sizes #02-#08
Thread: Orange UTC 140
Tail: Black Coastal Deer Hair or Moose Hair
Body: Orange Hareline Dubbing
Hackle: Brown Whiting Rooster Cape
Wing: Natural Elk or Deer Hair
Head: Black Coastal Deer Hair or Moose Hair

Fishing Tips

Season

Spring, Summer

Presentation

Cast upstream and let the fly drift naturally over likely holding areas.

When to Use

Use this pattern during a Salmonfly hatch, typically in late spring or early summer.

Water Type

This fly is designed for moving water, particularly fast and turbulent rivers.

Rigging Suggestions

Use a standard dry fly setup with a 9-foot leader and a 5X tippet.

Visibility & Floatation

The fly is highly visible thanks to the orange foam indicator. It floats high on the water due to the foam body and elk hair wing.

Additional Videos