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.
Featured on the forum
This seems to be a young larva of Limnephilus. Although not clear in the picture, several ventral abdominal segments have chloride epithelia.
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.
I collected this one by sweeping through leaves in vegetation near the stream, and I kept it thinking (in the fading light) that it might be one of the tiniest caddisflies. It is not.
Creno on Aug 7, 2019August 7th, 2019, 4:23 pm EDT
I checked with Boris Kondratieff and it would take fresh specimens in hand to make a further determination for this difficult group.