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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.

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.
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.

Ephemerella tibialis (Little Western Dark Hendrickson) Mayfly Nymph Pictures

Dorsal view of a Ephemerella tibialis (Ephemerellidae) (Little Western Dark Hendrickson) Mayfly Nymph from Mystery Creek #249 in Washington
Ephemerella tibialis (Ephemerellidae) (Little Western Dark Hendrickson) Mayfly Nymph from Mystery Creek #249 in Washington
Ephemerella tibialis (Ephemerellidae) (Little Western Dark Hendrickson) Mayfly Nymph from Mystery Creek #249 in Washington
Ventral view of a Ephemerella tibialis (Ephemerellidae) (Little Western Dark Hendrickson) Mayfly Nymph from Mystery Creek #249 in Washington
Ruler view of a Ephemerella tibialis (Ephemerellidae) (Little Western Dark Hendrickson) Mayfly Nymph from Mystery Creek #249 in Washington The smallest ruler marks are 1 mm.
Lateral view of a Ephemerella tibialis (Ephemerellidae) (Little Western Dark Hendrickson) Mayfly Nymph from Mystery Creek #249 in Washington

This mayfly was collected from Mystery Creek #249 in Washington on July 25th, 2019 and added to Troutnut.com by Troutnut on July 26th, 2019.


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Ephemerella tibialis (Little Western Dark Hendrickson) Mayfly Nymph Pictures

Collection details
Location: Mystery Creek #249, Washington
Date: July 25th, 2019
Added to site: July 26th, 2019
Author: Troutnut
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