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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.

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.
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.

Male Cinygmula par Mayfly Spinner Pictures

This specimen was collected from a swarm with a female and another male.

Lateral view of a Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Dorsal view of a Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington
Body 9 mm, wing 9 mm

Ruler view of a Male Cinygmula par (Heptageniidae) Mayfly Spinner from Mystery Creek #249 in Washington The smallest ruler marks are 1 mm.

This mayfly was collected from Mystery Creek #249 in Washington on July 4th, 2020 and added to Troutnut.com by Troutnut on July 12th, 2020.


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Male Cinygmula par Mayfly Spinner Pictures

Collection details
Location: Mystery Creek #249, Washington
Date: July 4th, 2020
Added to site: July 12th, 2020
Author: Troutnut
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