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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.

Outlet stream of Upper Titcomb Lake From Titcomb Basin in Wyoming

Stream photos

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Case view of a Limnephilus (Limnephilidae) (Summer Flier Sedge) Caddisfly Larva from the Yakima River in Washington
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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.
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Neoleptophlebia Mayfly Nymph Pictures

Dorsal view of a Neoleptophlebia (Leptophlebiidae) Mayfly Nymph from Mongaup Creek in New York
Neoleptophlebia (Leptophlebiidae) Mayfly Nymph from Mongaup Creek in New York
Neoleptophlebia (Leptophlebiidae) Mayfly Nymph from Mongaup Creek in New York
Neoleptophlebia (Leptophlebiidae) Mayfly Nymph from Mongaup Creek in New York
Ventral view of a Neoleptophlebia (Leptophlebiidae) Mayfly Nymph from Mongaup Creek in New York
Ruler view of a Neoleptophlebia (Leptophlebiidae) Mayfly Nymph from Mongaup Creek in New York The smallest ruler marks are 1 mm.

This mayfly was collected from Mongaup Creek in New York on April 19th, 2006 and added to Troutnut.com by Troutnut on April 21st, 2006.

Discussions of this Nymph

Neoleptophlebia
Posted by Millcreek on Jul 19, 2019
Last reply on Jul 19, 2019 by Millcreek
Should be Neoleptophlebia. Paper is here. http://biosoil.ru/files/00013828.pdf
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Neoleptophlebia Mayfly Nymph Pictures

Taxonomy
  1. Kingdom Animalia (Animals)
  2. » Phylum Arthropoda (Arthropods)
  3. » Class Insecta (Insects)
  4. » Order Ephemeroptera (Mayflies)
  5. » Family Leptophlebiidae (Blue Quills and Mahogany Duns)
  6. » Genus Neoleptophlebia
Collection details
Location: Mongaup Creek, New York
Date: April 19th, 2006
Added to site: April 21st, 2006
Author: Troutnut
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