Lateral view of a Male Baetis (Baetidae) (Blue-Winged Olive) Mayfly Dun from Mystery Creek #43 in New York

Blue-winged Olives
Baetis

Tiny Baetis mayflies are perhaps the most commonly encountered and imitated by anglers on all American trout streams due to their great abundance, widespread distribution, and trout-friendly emergence habits.

Middle Fork Snoqualmie

From the Middle Fork Snoqualmie River in Washington

Stream photos

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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

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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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Rhithrogena impersonata (Dark Red Quill) Mayfly Nymph Pictures

This specimen shows one of two distinct color types of Rhithrogena impersonata nymphs. This type is very reddish, especially in the gills, perhaps a representative of the form formerly known as a separate speciesRhithrogena sanguinea.

Ruler view of a Rhithrogena impersonata (Heptageniidae) (Dark Red Quill) Mayfly Nymph from the Long Lake Branch of the White River in Wisconsin The smallest ruler marks are 1/32".

Rhithrogena impersonata (Heptageniidae) (Dark Red Quill) Mayfly Nymph from the Long Lake Branch of the White River in Wisconsin

Dorsal view of a Rhithrogena impersonata (Heptageniidae) (Dark Red Quill) Mayfly Nymph from the Long Lake Branch of the White River in Wisconsin

Ventral view of a Rhithrogena impersonata (Heptageniidae) (Dark Red Quill) Mayfly Nymph from the Long Lake Branch of the White River in Wisconsin

This mayfly was collected from the Long Lake Branch of the White River in Wisconsin on June 5th, 2005 and added to Troutnut.com by Troutnut on May 24th, 2006.

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