The Bead Head Zebra Midge nymph wet trout fly is a must-have trout nymph pattern Heavily beaded head for getting deep in the water column quickly to catch fish! The zebra midge is a great stillwater and lake fly pattern where chironomids are present. Set of 12 - hand tied Zebra Midge Nymph Fly Fishing Flies - Hook Sizes 16 Located in Oregon, we tie 1000's of patterns from the proven classics to the newest innovations. The Bead head Zebra Midge nymph wet trout fly is a must-have trout nymph pattern Heavily beaded head for getting deep in the water column quickly to catch fish! Effective on trout, bass, salmon. panfish or steelhead flies.8 Essential on rivers where insect nymphs and larvae are an important trout food. The zebra midge is a great stillwater fly pattern where chironomids are present. Chironomids can represent a significant portion of the trout's diet in stillwater.