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.

Stream photos

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Female Skwala (Large Springfly) Stonefly Adult Female Skwala (Large Springfly) Stonefly Adult

Lateral view of a Female Skwala (Perlodidae) (Large Springfly) Stonefly Adult from Mystery Creek #308 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.

Updates from September 3, 2015

Closeup insects by Troutnut from Mystery Creek #186 in Alaska

Male Cinygmula ramaleyi (Small Western Gordon Quill) Mayfly Spinner

4 Pictures

Dorsal view of a Male Cinygmula ramaleyi (Heptageniidae) (Small Western Gordon Quill) Mayfly Spinner from Mystery Creek #186 in Alaska

This one was preserved in ethanol and partially dissected, so it doesn't have its natural wild coloration, and it's missing some appendages. I'm posting it for identification purposes.

Collected September 3, 2015 from Mystery Creek #186 in Alaska

Added by Troutnut on October 27, 2015

Collected September 3, 2015 from Mystery Creek #186 in Alaska and added by Troutnut on October 27, 2015