Here is the fly pattern sheet for Clark’s Big Mayfly – Green Drake.

Clark's Big Olive Mayfly | www.riverkeeperflies.com

Materials

Hook:

Daiichi 1280, #10 – 12

Thread:

Danville, Olive 6/0

Body:

Gold Mylar

Wing post:

Olive green poly yarn, three strands

Hackle:

Barred dun, dun, or olive dyed grizzly

Here is how I tie the fly in a YouTube video:

I featured Lee Clark’s Big Yellow Mayfly as a Throw Back Thursday Fly and decided to change the color from yellow to green in hopes of it working during a Green Drake hatch. It does!