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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.

Female Callibaetis undatus (Speckled Dun) Mayfly Spinner Pictures

This mayfly was collected from the Flathead River-lower in Montana on May 26th, 2005 and added to Troutnut.com by Bnewell on June 28th, 2011.

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