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 Middle Fork of the Koyukuk River in Alaska

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

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.

Updates from March 17, 2004

Closeup insects by Troutnut from Miscellaneous Wisconsin and the Namekagon River in Wisconsin

Taeniopteryx nivalis (Early Black Stonefly) Stonefly Nymph

2 Pictures

Dorsal view of a Taeniopteryx nivalis (Taeniopterygidae) (Early Black Stonefly) Stonefly Nymph from unknown in Wisconsin

I found this nymph wriggling in the surface film during a hatch of related Strophopteryx adults. This nymph died in transport so it's not alive in the photos, but it's pretty close to its live colors.

Collected March 17, 2004 from unknown in Wisconsin

Added by Troutnut on January 25, 2006

Collected March 17, 2004 from unknown in Wisconsin and added by Troutnut on January 25, 2006

Male Strophopteryx fasciata (Mottled Willowfly) Stonefly Adult

4 Pictures