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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.
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.

Updates from May 27, 2007

Updates from May 27, 2007

Photos by Troutnut from Mystery Creek #42 in Pennsylvania

Mystery Creek # 42 in Pennsylvania
Mystery Creek # 42 in Pennsylvania
This above/below shot has Gonzo fishing on top and a beautiful tea-stained little Pocono stream on the bottom.

From Mystery Creek # 42 in Pennsylvania
Mystery Creek # 42 in Pennsylvania

Underwater photos by Troutnut from Mystery Creek #42 in Pennsylvania

Mystery Creek # 42 in Pennsylvania
Gonzo and I had to wait a few seconds for this snapping turtle to get out of our way before we crossed over a log on his small stream.

From Mystery Creek # 42 in Pennsylvania
These big bucket-like nets on the weeds are home to Hydropsychid caddisflies, as I verified by actually taking one apart to look at its inhabitant.

From Mystery Creek # 42 in Pennsylvania
Mystery Creek # 42 in Pennsylvania

On-stream insect photos by Troutnut from Mystery Creek #42 in Pennsylvania

This dragonfly got stuck in its shuck trying to emerge, so it was just crawling around on this rock.

From Mystery Creek # 42 in Pennsylvania
This Peltoperlid stonefly (roachfly) was crawling around on this rock looking for a comfortable place to emerge.

From Mystery Creek # 42 in Pennsylvania
This rock includes several empty Peltoperlid shucks.

From Mystery Creek # 42 in Pennsylvania
This stonefly is doing its best to pretend to be a mayfly.

From Mystery Creek # 42 in Pennsylvania
This Peltoperlid stonefly (roachfly) was crawling around on this rock looking for a comfortable place to emerge.

From Mystery Creek # 42 in Pennsylvania
This Peltoperlid stonefly (roachfly) was crawling around on this rock looking for a comfortable place to emerge.

From Mystery Creek # 42 in Pennsylvania

Closeup insects by Troutnut from Mystery Creek #42 in Pennsylvania

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