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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.

Silver Creek in Idaho

Stream photos

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Lateral view of a Coleoptera (Beetle) Insect Larva from Sears Creek in Washington
6 Recently Added Photos
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 Stenonema vicarium (March Brown) Mayfly Dun Pictures

Here's a classic March Brown dun from the Catskills.

Lateral view of a Female Stenonema vicarium (Heptageniidae) (March Brown) Mayfly Dun from the Neversink River in New York
Female Stenonema vicarium (Heptageniidae) (March Brown) Mayfly Dun from the Neversink River in New York
Dorsal view of a Female Stenonema vicarium (Heptageniidae) (March Brown) Mayfly Dun from the Neversink River in New York
Female Stenonema vicarium (Heptageniidae) (March Brown) Mayfly Dun from the Neversink River in New York
Female Stenonema vicarium (Heptageniidae) (March Brown) Mayfly Dun from the Neversink River in New York
Ventral view of a Female Stenonema vicarium (Heptageniidae) (March Brown) Mayfly Dun from the Neversink River in New York

This mayfly was collected from the Neversink River in New York on May 20th, 2007 and added to Troutnut.com by Troutnut on May 21st, 2007.


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Female Stenonema vicarium (March Brown) Mayfly Dun Pictures

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Ephemeroptera (Mayflies)
  5. » Family Heptageniidae (March Browns, Cahills, Quill Gordons)
  6. » Genus Stenonema (March Browns and Cahills)
  7. » Species vicarium (March Browns)
Collection details
Location: Neversink River, New York
Date: May 20th, 2007
Added to site: May 21st, 2007
Author: Troutnut
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