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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.

The Mystery Creek # 294 in Wyoming

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Male Baetidae (Blue-Winged Olive) Mayfly DunMale Baetidae (Blue-Winged Olive) Mayfly Dun
Lateral view of a Male Baetidae (Blue-Winged Olive) Mayfly Dun from Mystery Creek #308 in Washington
This dun emerged from a mature nymph on my desk. Unfortunately its wings didn't perfectly dry out.
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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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  3. Rhithrogena robusta habitat.

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  2. Specimen Discussion
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  3. Rhithrogena robusta habitat.

Male Rhithrogena robusta Mayfly Spinner
2 Pictures
Ventral view of a Male Rhithrogena robusta (Heptageniidae) Mayfly Spinner from the Touchet River in Washington
Collected July 14, 2011 from the Touchet River in Washington
Added by Bnewell on July 15, 2011
Collected July 14, 2011 from the Touchet River in Washington and added by Bnewell on July 15, 2011
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Bnewell
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Site Editor
Kennewick, Washington

Posts: 115
Bnewell on Jul 15, 2011July 15th, 2011, 1:45 pm EDT
East Branch of the North Fork of the Touchet River, habitat for Rhithrogena robusta collected as spinners on July 15, 2011.

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