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Artistic view of a Male Pteronarcys californica (Pteronarcyidae) (Giant Salmonfly) Stonefly Adult from the Gallatin River in Montana

Salmonflies
Pteronarcys californica

The giant Salmonflies of the Western mountains are legendary for their proclivity to elicit consistent dry-fly action and ferocious strikes.

The Clark's Fork of the Yellowstone River in Wyoming

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Hydropsyche (Spotted Sedge) Caddisfly Larva Hydropsyche (Spotted Sedge) Caddisfly Larva

Ventral view of a Hydropsyche (Hydropsychidae) (Spotted Sedge) Caddisfly Larva from the Yakima River in Washington

With a bit of help from the microscope, this specimen keys clearly and unsurprisingly to Hydropsyche.

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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.

Male Baetidae (Blue-Winged Olive) Mayfly Spinner Pictures

I love the shape of this guy's eyes.

This mayfly was collected from unknown in Wisconsin on May 24th, 2004 and added to Troutnut.com by Troutnut on January 25th, 2006.

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Male Baetidae (Blue-Winged Olive) Mayfly Spinner Pictures

Taxonomy

Collection details

Location: unknown, Wisconsin
Date: May 24th, 2004
Added to site: January 25th, 2006
Author: Troutnut

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