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.

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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.

Caecidotea sp.

Male Caecidotea (Cress Bug) Arthropod Adult

3 Pictures

Dorsal view of a Male Caecidotea (Asellidae) (Cress Bug) Arthropod Adult from the Namekagon River in Wisconsin

Collected January 12, 2004 from the Namekagon River in Wisconsin

Added by Troutnut on January 25, 2006

Collected January 12, 2004 from the Namekagon River in Wisconsin and added by Troutnut on January 25, 2006

Leonardo

México, D.F

Posts: 9

Leonardo on Mar 29, 2013March 29th, 2013, 12:57 pm EDT

Basically this is a male specimen of the features seen, the presence of robust gnatopods, the first pair of pleopods are modified and are seen in ventral view the second pleopods (These are present in females modified).

Troutnut

Administrator
Bellevue, WA

Posts: 2758

Troutnut on Mar 30, 2013March 30th, 2013, 12:50 pm EDT

Thanks!

Jason Neuswanger, Ph.D.
Troutnut and salmonid ecologist

SalmonfliesPteronarcys californica

Troutnut Forum › Specimen Discussion › Caecidotea sp.