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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.

Neversink Gorge (Wolf Brook) in New York

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Limnephilus (Summer Flier Sedge) Caddisfly Larva Limnephilus (Summer Flier Sedge) Caddisfly Larva

Case view of a Limnephilus (Limnephilidae) (Summer Flier Sedge) Caddisfly Larva from the Yakima River in Washington

This seems to be a young larva of Limnephilus. Although not clear in the picture, several ventral abdominal segments have chloride epithelia.

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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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Site updates from April 17, 2012

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Closeup insects by Bnewell from the Touchet River in Washington

Zapada cinctipes (Tiny Winter Black) Stonefly Adult

Zapada cinctipes (Nemouridae) (Tiny Winter Black) Stonefly Adult from the N. Fk. Touchet River in Washington

Collected April 16, 2012 from the N. Fk. Touchet River in Washington

Added by Bnewell on April 21, 2012

Collected April 16, 2012 from the N. Fk. Touchet River in Washington and added by Bnewell on April 21, 2012

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