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.

The trees were leafing out and the trout were rising on this productive Wisconsin stream

From the Namekagon River in Wisconsin

Stream photos

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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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Discuss Glossosoma

You can create new topics in this section from each hatch's page in the insect section.

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Glossosoma intermedium or nigrior
Jun 30, 2020 by Wiflyfisher in genus Glossosoma

Jul 31, 2020
by Creno

pupa color
Apr 19, 2008 by LittleJ in genus Glossosoma

Apr 22, 2008
by LittleJ

Hex MayfliesHexagenia limbata

Troutnut Forum › Fly Hatch Talk > Discuss Glossosoma