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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Sweltsa (Sallfly) Stonefly Nymph Sweltsa (Sallfly) Stonefly Nymph

Dorsal view of a Sweltsa (Chloroperlidae) (Sallfly) Stonefly Nymph from the Yakima River in Washington

This species was fairly abundant in a February sample of the upper Yakima.

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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.

Stonefly Genus Paraleuctra (Tiny Winter Blacks)

Where & when

In 1 records from GBIF, adults of this genus have been collected during June (100%).

Genus Range

source

Map of specific collection sites

Specimens of the Stonefly Genus Paraleuctra

1 Adult

Paraleuctra occidentalis (Tiny Winter Black) Stonefly Adult

1 Picture

Paraleuctra occidentalis (Leuctridae) (Tiny Winter Black) Stonefly Adult from the Touchet River in Washington

Members of the family Leuctridae are usually easily identified to family due to the "rolled" wing. They are small, nearly 1/4 " in length, black in color and emerge in early spring.

Collected March 6, 2012 from the Touchet River in Washington

Added by Bnewell on March 20, 2012

Collected March 6, 2012 from the Touchet River in Washington and added by Bnewell on March 20, 2012