Trout Fishing: Match the Hatch!

Key Aquatic Insects of the Lower Mountain Fork

Species

Time

Size

Color

Fly

Caddis

Jan-Feb

16

Black

Elk Hair Caddis

March Brown Mayfly (nymph)

All Year

12

Mottled Brown

P.T., GRHE, Wired Hare’s Ear

March Brown Mayfly

(Adult)

Feb-March

12, 14

Mottled Brown

Parachute P.T., March Brown

Caddis

Feb-May

14

Gray

Elk Hair Caddis,

Davey’s Caddis

Caddis (nymph)

All Year

16

Olive

Spillway Creek  Caddis, Serendipity

Caddis (nymph)

All Year

16

Amber

Spillway Creek  Caddis

 

Caddis

Midge

All Year

20, 22

Cream

Midge Dry

Midge

All Year

20, 22

Black

Midge Dry, Griffith’s Gnat

Midge (nymph)

All Year

20, 22

Red/Maroon

Disco Caddis, Red Hot, Thread Midge, Brassie

Hexagenia Mayfly

June, July, August

6, 8

Pale Yellow

Hex Dry,

Yellow Stimulators

Sulphur Mayfly

All Year

14, 16

Yellow

Sulphur Dry,

Rusty Dun Mayfly

Fall

16, 18

Rusty Brown

Parachute P.T.

Blue Wing Olive Mayfly

All Year

16, 18, 20

Olive w/ Gray Wings

BWO Dries, Adams

Caddis

All Year

12, 14

Tan

Elk Hair Caddis, Davey’s Caddis

Gray Dun Mayfly

All Year

12, 14

Gray

Adams

Pale Morning Dun

All Year

14, 16

Tan/Yellow

PMD Dry

Tan Dun Mayfly

Late Summer, Fall

14, 16

Light Tan

Light Cahill

 Insect and artificial fly information provided by Robert Woodruff.