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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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Drunella doddsii (Western Green Drake) Mayfly Nymph Pictures

Ruler view of a Drunella doddsii (Ephemerellidae) (Western Green Drake) Mayfly Nymph from the Gulkana River in Alaska The smallest ruler marks are 1 mm.
Dorsal view of a Drunella doddsii (Ephemerellidae) (Western Green Drake) Mayfly Nymph from the Gulkana River in Alaska
Drunella doddsii (Ephemerellidae) (Western Green Drake) Mayfly Nymph from the Gulkana River in Alaska
Ventral view of a Drunella doddsii (Ephemerellidae) (Western Green Drake) Mayfly Nymph from the Gulkana River in Alaska

This mayfly was collected from the Gulkana River in Alaska on July 17th, 2011 and added to Troutnut.com by Troutnut on July 20th, 2011.


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Drunella doddsii (Western Green Drake) Mayfly Nymph Pictures

Collection details
Location: Gulkana River, Alaska
Date: July 17th, 2011
Added to site: July 20th, 2011
Author: Troutnut
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