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.

View from Upper to Lower Titcomb Lake

From Titcomb Basin in Wyoming

Stream photos

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Limnephilidae (Giant Sedges) Caddisfly Larva Limnephilidae (Giant Sedges) Caddisfly Larva

Dorsal view of a Limnephilidae (Giant Sedges) Caddisfly Larva from the Yakima River in Washington

This specimen resembled several others of around the same size and perhaps the same species, which were pretty common in my February sample from the upper Yakima. Unfortunately, I misplaced the specimen before I could get it under a microscope for a definitive ID.

10 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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Updates from April 29, 2004

Closeup insects by Troutnut from Miscellaneous Wisconsin in Wisconsin

Female Trichoptera (Caddisfly) Insect Adult

3 Pictures

Collected April 29, 2004 from unknown in Wisconsin

Added by Troutnut on January 25, 2006

Collected April 29, 2004 from unknown in Wisconsin and added by Troutnut on January 25, 2006

Male Baetidae (Blue-Winged Olive) Mayfly Dun

4 Pictures

This ia a very tiny (hook size 22-24) dun. The pictures are terrible, but it's very fragile and it's one of the first adult mayflies I ever photographed.

Collected April 29, 2004 from unknown in Wisconsin

Added by Troutnut on January 25, 2006

Collected April 29, 2004 from unknown in Wisconsin and added by Troutnut on January 25, 2006