Imitating a case building caddis larvae - Ahrex Hooks
The under-appreciated caddisfly | Hatch Magazine - Fly Fishing, etc.
Caddis For All Seasons
Fly Tying a Goddard Caddis with Jim Misiura - YouTube
caddis – Fly Tying Archive
Goddard Caddis Dry Fly at The Fly Shop
Introduction To Caddis Flies - Advice For the Fly Fisherman
Swimming Caddis Pupa | Global FlyFisher | This ragged looking caddis pupa from the hands of Norwegian Viggo Larsson will work well on both fast and calm water