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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 Male Baetidae (Blue-Winged Olive) Mayfly Dun from Mystery Creek #308 in Washington
This dun emerged from a mature nymph on my desk. Unfortunately its wings didn't perfectly dry out.
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 Hexagenia atrocaudata (Late Hex) Mayfly Dun Pictures

I found this lone Hexagenia atrocaudata dun fluttering by herself on the surface of a small, still stretch of river one evening as I paddled home from fishing for smallmouths in the warm August weather.

Dorsal view of a Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Lateral view of a Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Ruler view of a Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin The smallest ruler marks are 1 mm.
Ventral view of a Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Artistic view of a Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin
Female Hexagenia atrocaudata (Ephemeridae) (Late Hex) Mayfly Dun from the Teal River in Wisconsin

This mayfly was collected from the Teal River in Wisconsin on August 5th, 2005 and added to Troutnut.com by Troutnut on April 14th, 2006.


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Female Hexagenia atrocaudata (Late Hex) Mayfly Dun Pictures

Collection details
Location: Teal River, Wisconsin
Date: August 5th, 2005
Added to site: April 14th, 2006
Author: Troutnut
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