Lateral view of a Female Hexagenia limbata (Ephemeridae) (Hex) Mayfly Dun from the Namekagon River in Wisconsin

Hex Mayflies
Hexagenia limbata

The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.

Stream photos

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Re: Trico emergers
In the Mayfly Genus Tricorythodes by Bwoklink (Martinlf replied)

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Male Baetidae (Blue-Winged Olive) Mayfly Dun Male Baetidae (Blue-Winged Olive) Mayfly Dun

Lateral view of a Male Baetidae (Blue-Winged Olive) Mayfly Dun from Mystery Creek #308 in Washington

This dun emerged from a mature nymph on my desk. Unfortunately its wings didn't perfectly dry out.

7 Recently Added Photos

27" brown trout, my largest ever. It was the sub-dominant fish in its pool. After this, I hooked the bigger one, but I couldn't land it.

Troutnut is a project started in 2003 by salmonid ecologist Jason "Troutnut" Neuswanger to help anglers and fly tyers unabashedly embrace the entomological side of the sport. Learn more about Troutnut or support the project for an enhanced experience here.

The Middle Fork Snoqualmie River

Landscape & scenery photos from the Middle Fork Snoqualmie River

The Middle Fork Snoqualmie River in Washington

Mountian lion tracks in the mud on a gravel bar

From the Middle Fork Snoqualmie River in Washington

Closeup of a mountain lion track

From the Middle Fork Snoqualmie River in Washington

On-stream insect photos from the Middle Fork Snoqualmie River

Spent Acentrella turbida spinners on the water

From the Middle Fork Snoqualmie River in Washington

Closeup insects by Troutnut from the Middle Fork Snoqualmie River in Washington

Male Paraleptophlebia sculleni Mayfly Spinner

10 Pictures

Lateral view of a Male Paraleptophlebia sculleni (Leptophlebiidae) Mayfly Spinner from the Middle Fork Snoqualmie River in Washington

For a species not yet reported in my state, I've been surprised to find these in two different locations lately. I was tempted to think they're the more common Paraleptophlebia debilis, but the characteristic big dorsal bump on the claspers just isn't present.

Collected August 3, 2019 from the Middle Fork Snoqualmie River in Washington

Added by Troutnut on August 5, 2019

Collected August 3, 2019 from the Middle Fork Snoqualmie River in Washington and added by Troutnut on August 5, 2019

Female Acentrella turbida (Tiny Blue-Winged Olive) Mayfly Spinner

12 Pictures