Photo: Tied for fly fishing. Naturalist Observation, c. 1912.
Fly pattern
Pat's Rubber Legs
A highly productive, simplified stonefly nymph pattern tied with variegated chenille and rubber legs. Also known as the Girdle Bug, it is a staple for moving waters across the Kootenays, designed to get deep and imitate crawling stonefly nymphs.
Key points
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Impressionistic Profile. Uses rubber legs and fuzzy chenille to create a highly lifelike, wiggling profile in the water that mimics large crawling nymphs entomology hatches 2026 06.
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Fast-Water Sink Rate. Often heavily weighted with lead-free wire wraps to bounce along the rocky bottom of oxygenated runs where stoneflies live entomology hatches 2026 06.
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freestone Staple. Fished on a dead drift under an indicator or as a heavy dropper nymph on the elk river and st mary river.