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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.

Artistic view of a Perlodidae (Springflies and Yellow Stones) Stonefly Nymph from the Yakima River in Washington
This one seems to lead to Couplet 35 of the Key to Genera of Perlodidae Nymphs and the genus Isoperla, but I'm skeptical that's correct based on the general look. I need to get it under the microscope to review several choices in the key, and it'll probably end up a different Perlodidae.
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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Male Epeorus (Little Maryatt) Mayfly Spinner Pictures

This spinner and hundreds of others like it were dancing over the road through a very narrow valley carved by a tiny, steep tributary of the trout stream I was fishing. I got strange looks from a few passers-by, standing around on the road with a butterfly net...

Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Dorsal view of a Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Lateral view of a Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Artistic view of a Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Ruler view of a Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York The smallest ruler marks are 1 mm.
Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York
Ventral view of a Male Epeorus (Heptageniidae) (Little Maryatt) Mayfly Spinner from Unnamed trib of Factory Brook along 42a in New York

This mayfly was collected from Unnamed trib of Factory Brook along 42a in New York on May 9th, 2007 and added to Troutnut.com by Troutnut on May 18th, 2007.


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Male Epeorus (Little Maryatt) Mayfly Spinner Pictures

Collection details
Location: Unnamed trib of Factory Brook along 42a, New York
Date: May 9th, 2007
Added to site: May 18th, 2007
Author: Troutnut
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