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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.

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Female Stenonema vicarium (March Brown) Mayfly Dun Pictures

Here's a classic March Brown dun from the Catskills.

This mayfly was collected from the Neversink River in New York on May 20th, 2007 and added to Troutnut.com by Troutnut on May 21st, 2007.

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Female Stenonema vicarium (March Brown) Mayfly Dun Pictures

Collection details
Location: Neversink River, New York
Date: May 20th, 2007
Added to site: May 21st, 2007
Author: Troutnut
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