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.

Stream photos

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Tricorythodes (Trico) Mayfly Nymph Tricorythodes (Trico) Mayfly Nymph

Dorsal view of a Tricorythodes (Leptohyphidae) (Trico) Mayfly Nymph from Mystery Creek #308 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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Male Ameletus vernalis (Brown Dun) Mayfly Spinner Pictures

This mayfly was collected from the Touchet River in Washington on April 7th, 2012 and added to Troutnut.com by Bnewell on April 7th, 2012.

Discussions of this Spinner

Very Nice Photo

1 replies

Posted by Taxon on Apr 7, 2012

Last reply on Apr 8, 2012 by Troutnut

Hi Bob,

Very nice photo. What is the material on which the mayfly is resting?

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