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.

Firehole River Sunset

From the Firehole River in Wyoming

Stream photos

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Hydropsyche (Spotted Sedge) Caddisfly Larva Hydropsyche (Spotted Sedge) Caddisfly Larva

Ventral view of a Hydropsyche (Hydropsychidae) (Spotted Sedge) Caddisfly Larva from the Yakima River in Washington

With a bit of help from the microscope, this specimen keys clearly and unsurprisingly to Hydropsyche.

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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.

Troutnut is a project started in 2003 by salmonid ecologist Jason "Troutnut" Neuswanger to help anglers and fly tyers unabashedly embrace the entomological side of the sport. Learn more about Troutnut or support the project for an enhanced experience here.

I need help identifying these flies

Joeman has attached these 3 pictures. The message is below.

Joeman

Matthews, NC

Posts: 2

Joeman on Jan 24, 2018January 24th, 2018, 8:26 am EST

I have a dozen of these. A couple are yellow instead of green in photos. They are tied on straight eye, #14, TMC200R hook... Kinda of like a Elk Hair Caddis without the Elk Hair?

Millcreek
Healdsburg, CA

Posts: 344

Millcreek on Jan 24, 2018January 24th, 2018, 8:56 am EST

Joseph - They're called crackleback flies.

https://www.google.com/search?q=crackleback+fly&oq=crackleback&aqs=chrome.3.0j69i57j69i60j0l3.11896j0j7&sourceid=chrome&ie=UTF-8

"If we knew what it was we were doing, it would not be called research, would it?"
-Albert Einstein

Joeman

Matthews, NC

Posts: 2

Joeman on Jan 24, 2018January 24th, 2018, 12:11 pm EST

Wow, Thank-you Mark!!
Just like that.... So I don't have to pour over these tomorrow?

https://prntscr.com/i57kq7

I understand you don't have to know the name of flies for them to catch fish....

Don't Have to Know Everything. You Just Have to Know Where to Find It." -- Albert Einstein

Martinlf