Alder - Fly Deal Flies

A pattern from Thomas Ames' Hatch Guide and over the years I have found it to be the most productive pattern for the alder fly hatch.

Alder Fly

Search & Destroy Loaded Fly Box - Ascent Fly Fishing

Alderflies, Dobsonflies & Fishflies (Order: Megaloptera) - Amateur Entomologists' Society (AES)

Alderfly (Sialis lutaria), Common water fly, Mud fly, Mud flies, Other animals, Insects, Animals, Alderfly adult, resting on Crossness Nature Stock Photo - Alamy

Alder Fly NatureSpot

Alderfly identification and how to tie my best fly pattern

Alder Wet Fly, Discount Trout Flies, Wet Flies for Fly Fishing –

Alderfly identification and how to tie my best fly pattern

Alderfly identification and how to tie my best fly pattern