Hatch Imitations

Flies That Imitate Crane Fly Larvae

3 proven patterns designed to match crane fly larvae across multiple life stages. From subsurface nymphs to surface duns, these are the flies that consistently fool selective trout.

Walt's Worm fly pattern
Nymph

Walt's Worm

Walt Young's deceptively simple nymph uses hare's ear dubbing on a curved hook to imitate caddis lar

Sizes 12–16

Mop Fly fly pattern
Nymph

Mop Fly

The Mop Fly — made from a strip of chenille mop material on a jig hook — is the most controversial a

Sizes 10–14

Squirmy Wormy fly pattern
Nymph

Squirmy Wormy

A controversial but devastatingly effective pattern using a squiggly silicone body to imitate aquati

Sizes #10–#14