Lateral view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Dun from Mystery Creek #43 in New York

Blue-winged Olives
Baetis

Tiny Baetis mayflies are perhaps the most commonly encountered and imitated by anglers on all American trout streams due to their great abundance, widespread distribution, and trout-friendly emergence habits.

View from Upper to Lower Titcomb Lake

From Titcomb Basin in Wyoming

Stream photos

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Female Hydropsyche (Spotted Sedge) Caddisfly Adult Female Hydropsyche (Spotted Sedge) Caddisfly Adult

Lateral view of a Female Hydropsyche (Hydropsychidae) (Spotted Sedge) Caddisfly Adult from the Columbia River in Washington

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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 North Fork Couer d'Alene River

Landscape & scenery photos from the North Fork Couer d'Alene River

The North Fork Couer d'Alene River in Idaho

My nicest Westslope cutthroat to date (17 inches) struck an unfortunate dead-looking eyeball pose in this photo, but I promise it was released healthy and vigorously swam away.

Closeup insects by Troutnut from the North Fork Couer d'Alene River in Idaho

Female Alloperla (Sallfly) Stonefly Adult

7 Pictures

Lateral view of a Female Alloperla (Chloroperlidae) (Sallfly) Stonefly Adult from the North Fork Couer d'Alene River in Idaho

These little green stoneflies were the most common bug on a June day fishing the North Fork Couer d'Alene, although the trout never rose more than sporadically to them or anything else.

Collected June 24, 2019 from the North Fork Couer d'Alene River in Idaho

Added by Troutnut on July 17, 2019

Collected June 24, 2019 from the North Fork Couer d'Alene River in Idaho and added by Troutnut on July 17, 2019

Blue-winged OlivesBaetis

Trout Streams › Idaho › The North Fork Couer d'Alene River