When the Water’s Dirty, Bring the Worm
Fulling Mill Perdiworm
Blending the squirmy attraction of a worm with the sink-fast profile of a perdigon, the Fulling Mill Perdiworm is your go-to point fly when visibility is low and flows are high. Designed to get down and stay down, this fly is a master of current penetrationmaking it ideal for runoff conditions, spring creeks after storms, or any situation where big fish feed deep.
The Perdiworms bombproof construction shrugs off rocks, trout teeth, and repeated drifts, so you can fish aggressively without losing performance. Whether you’re euro nymphing or running a tight-line rig, this dirty-water crusher belongs at the bottom of your rig when the trout are hugging the substrate.
Key Features:
Style Number: FM-PERDIWORM
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Fly Type: Hybrid worm-perdigon jig fly
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Head: Heavy tungsten bead for maximum sink rate
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Body: Durable synthetic coating for longevity
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Design Purpose: Made for dirty or stained water
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Presentation: Point fly on euro or indicator rigs
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Strengths: Extremely durable, highly visible, sink-fast
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Target Species: Trout in freestone, tailwater, and high-flow systems
Summary
The Fulling Mill Perdiworm is a bombproof, sink-fast worm jig fly perfect for dirty water and high flows. Ideal for trout feeding deep in off-colored rivers.








