Photo: Custom illustration. Naturalist Study - Plate No. X.
Fly pattern
Pheasant Tail Nymph
If you carry one river nymph, make it a beadhead Pheasant Tail — its buggy profile covers most mayfly and stonefly nymphs. The default river nymphing fly.
Key points
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Imitates: mayfly and stonefly nymphs (and a bit of everything); fish #8–14 fly technique articles 2026 06.
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Fish it: weighted, near the bottom, under an indicator through seams — see river nymphingfly technique articles 2026 06.