Czech Nymph, Caddis worm
hook: curved scud hook 10-18
thread: uni 8/0 to match
body: cream or green dubbing to match local caddis
head: black haretron picked out to simulate legs
back: scud back or ziplock
rib: mono filoment
these flies have won tournements around the world and continue to be a huge fish producer on caddis rich streams. my preference is green or peacock.