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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.

Lateral view of a Clostoeca disjuncta (Limnephilidae) (Northern Caddisfly) Caddisfly Larva from the Yakima River in Washington
This one was surprisingly straightforward to identify. The lack of a sclerite at the base of the lateral hump narrows the field quite a bit, and the other options followed fairly obvious characteristics to Clostoeca, which only has one species, Clostoeca disjuncta.
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.

Female Drunella cornuta (Large Blue-Winged Olive) Mayfly Dun Pictures

Lateral view of a Female Drunella cornuta (Ephemerellidae) (Large Blue-Winged Olive) Mayfly Dun from Brodhead Creek in Pennsylvania
Dorsal view of a Female Drunella cornuta (Ephemerellidae) (Large Blue-Winged Olive) Mayfly Dun from Brodhead Creek in Pennsylvania
Ventral view of a Female Drunella cornuta (Ephemerellidae) (Large Blue-Winged Olive) Mayfly Dun from Brodhead Creek in Pennsylvania
Ruler view of a Female Drunella cornuta (Ephemerellidae) (Large Blue-Winged Olive) Mayfly Dun from Brodhead Creek in Pennsylvania The smallest ruler marks are 1 mm.

This mayfly was collected from Brodhead Creek in Pennsylvania on May 29th, 2007 and added to Troutnut.com by Troutnut on June 4th, 2007.


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Female Drunella cornuta (Large Blue-Winged Olive) Mayfly Dun Pictures

Collection details
Location: Brodhead Creek, Pennsylvania
Date: May 29th, 2007
Added to site: June 4th, 2007
Author: Troutnut
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