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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.

Lateral view of a Clostoeca disjuncta (Limnephilidae) (Northern Caddisfly) Caddisfly Larva from the Yakima River in Washington
This one was surprisingly straightforward to identify. The lack of a sclerite at the base of the lateral hump narrows the field quite a bit, and the other options followed fairly obvious characteristics to Clostoeca, which only has one species, Clostoeca disjuncta.
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 Hesperophylax designatus (Silver Striped Sedge) Caddisfly Adult Pictures

This caddisfly was collected from the Touchet River in Washington on September 5th, 2011 and added to Troutnut.com by Bnewell on September 14th, 2011.

Discussions of this Adult

Gender
1 replies
Posted by JpMcKenzie on Dec 16, 2017
Last reply on Dec 16, 2017 by Creno
Hey! How would you tell this is a female? thank you!

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Female Hesperophylax designatus (Silver Striped Sedge) Caddisfly Adult Pictures

Collection details
Location: Touchet River, Washington
Date: September 5th, 2011
Added to site: September 14th, 2011
Author: Bnewell
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