Description
Adult Caddis – Quick Guide
Why the Adult Caddis matters:
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Surface Action: Unlike mayflies, caddis "skate" and "skitter" on the surface, creating a V-shaped wake that triggers aggressive rises.
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Key Moments: Most effective during a hatch or when females return to the water to lay eggs.
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The Strike: Because the insect moves fast, fish often attack with explosive force.
J:son Caddis Adult 4 Cinnamon Brown / Apple Green (#20)
The High-Contrast Micro Trigger The J:son Caddis Adult 4 Cinnamon Brown / Apple Green is a precision micro-fly with a 13 mm profile on a size #20 hook. This color combination mimics specific small caddis species with bright green bodies, often seen during the warm summer months.
Why this fly works:
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Visual Hotspot: The "Apple Green" body acts as a powerful trigger, imitating the internal color of egg-laying females or newly hatched adults.
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Exceptional Floatability: Engineered with J:son’s air-filled wings and foam body, allowing the fly to stay high and dry even when fished actively.
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Active Presentation: Its buoyancy lets you "skate" the fly across the surface to mimic a racing insect without it drowning.
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Technical Stealth: The #20 hook size is perfect for fooling selective trout and grayling in clear water or pressured areas.
Pro Tip: This is a fantastic "searcher" fly on sunny days. The bright green body provides a distinct contrast that fish can easily see against the surface glare

