Photo: Tied for fly fishing. Naturalist Observation, c. 1912.
Fly pattern

Peeping Caddis

A Czech-style nymph mimicking case-builder caddis larvae. It features a coarse squirrel hair body (the case) with a bright chartreuse or green bead head representing the soft larva "peeping" out from its shelter.

Key points

•
Imitative realism: Replicates case-building caddis species commonly found on gravel bottoms.
•
Trigger point: The exposed colored head bead triggers trout feeding instincts.
•
Czech roots: Proven in international competition for heavily pressured river systems.

Tying videos

•
Tying a Peeping Caddis Larva — step-by-step case-builder nymph method.

Imitates

•
caddisflies — case-building larvae.

Related

•
holy grail caddis — targets the pupa stage.
•
pats rubber legs — larger river nymph alternative.

Sources

•
Euro-Nymphing Case-Builder Caddis Video — tying tutorial.