Beadhead Isonychia Slate Drake TheFlyStop

Slate Drake Nymph Don Bastian Wet Flies

Isonychia Spinner Dry Fly

Isonychia (Slate Drake) Nymph - Ascent Fly Fishing

Oregon Fly Fishing Rivers and Streams Guide and Patterns TheFlyStop

Isonychia (Slate Drake) Nymph - Ascent Fly Fishing

ANOTHER MAYFLY EASY ON THE EYES: SLATE DRAKES ARE BIG!!

Isonychia bicolor Dun – Slate Drake - Hawkins Outfitters - Northern Michigan Fly Fishing and Wingshooting

Slate Drakes – aka “Isonychias”

Isonychia (Slate Drake) Soft Hackle, Holsinger's Fly Shop

Beadhead Flashback Prince: A flashback version of the classic attractor nymph pattern. The peacock herl body is well known for its fish catching

Beadhead Flashback Prince

Kentucky Fly Fishing Rivers and Streams Guide and Hatches TheFlyStop

West Virginia Fly Fishing Guide River and Stream Hatches TheFlyStop

Slate Drakes – aka “Isonychias”

Isonychia bicolor mayfly hatch, Mahogany Dun, Slate Drake

Beadhead Isonychia (Slate Drake)-Beadhead Isonychia (Slate Drake) Nymph: Unlike the other Drakes the Isonychia is a swimmer, not a borrower. Fish this

Beadhead Isonychia Slate Drake