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.

Sunlight perfectly strikes the trees at a bend in the Foss River in the Washington Cascades.

From the Foss River in Washington

Stream photos

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Female Skwala (Large Springfly) Stonefly Adult Female Skwala (Large Springfly) Stonefly Adult

Lateral view of a Female Skwala (Perlodidae) (Large Springfly) Stonefly Adult from Mystery Creek #308 in Washington

9 Recently Added Photos

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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Paragnetina (female)

Female Paragnetina (Golden Stone) Stonefly Adult

10 Pictures

Artistic view of a Female Paragnetina (Perlidae) (Golden Stone) Stonefly Adult from Aquarium in New York

Collected May 5, 2007 from Aquarium in New York

Added by Troutnut on May 18, 2007

Collected May 5, 2007 from Aquarium in New York and added by Troutnut on May 18, 2007

GONZO
Site Editor
"Bear Swamp," PA

Posts: 1681

GONZO on Apr 8, 2009April 8th, 2009, 9:30 am EDT

In earlier comments on specimen #756 (Paragnetina, male), I mentioned that I thought this might be the same genus. The appearance of the subgenital plate (in the 3rd photo) seems to confirm that suspicion.

Hex MayfliesHexagenia limbata

Troutnut Forum › Specimen Discussion › Paragnetina (female)