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Lateral view of a Female Hexagenia limbata (Ephemeridae) (Hex) Mayfly Dun from the Namekagon River in Wisconsin
Hex Mayflies
Hexagenia limbata

The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.

Artistic view of a Perlodidae (Springflies and Yellow Stones) Stonefly Nymph from the Yakima River in Washington
This one seems to lead to Couplet 35 of the Key to Genera of Perlodidae Nymphs and the genus Isoperla, but I'm skeptical that's correct based on the general look. I need to get it under the microscope to review several choices in the key, and it'll probably end up a different Perlodidae.
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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Female Caudatella edmundsi Mayfly Dun Pictures

This mayfly was collected from the Vermillion River in Montana on June 24th, 2005 and added to Troutnut.com by Bnewell on June 27th, 2011.


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Female Caudatella edmundsi Mayfly Dun Pictures

Collection details
Location: Vermillion River, Montana
Date: June 24th, 2005
Added to site: June 27th, 2011
Author: Bnewell
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