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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

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.

Dorsal view of a Doroneuria baumanni (Perlidae) (Golden Stone) Stonefly Nymph from Swauk Creek in Washington
I'm not aware of any way to tell the two species of Doroneuria apart as nymphs, so this one is classified to species based on location alone. Doroneuria baumanni is found in the Cascades and in Washington, and the other species is not known here yet.
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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Troutnut.com User Quillgordon (John C. Kosick)

Troutnut.com User Quillgordon (John C. Kosick)

Real Name
John C. Kosick
Schuylkill County, PA.
Biography & Thoughts
Electronics Tech....semi-retired
Flytyer/match the hatch guy
Entomology enthusiast
USN veteran
Forum Signature
Flyfishing is a state of mind! .............. Q.g.


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May 21, 2007
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