J:son Caddis Adult 4 Brown #20 Clear Netting These small but vital insects

These small but vital insects dominate hatches during the cooler months of spring and autumn

Its realistic profile and movement are highly effective

They can also be effective for grayling and other freshwater species that feed on the bottom

This lighter tone is exceptionally effective on bright days and in clear water

3 × J:son Mayfly Spent 1 Vanilla Cream #10

J:son Caddis Adult 4 Brown #20 Clear Netting These small but vital insectsAdult Caddis Quick Guide Why the Adult Caddis matters: Surface Action: Unlike mayflies, caddis "skate" and "skitter" on the surface, creating a V shaped wake that triggers aggressive rises. Key Moments: Most effective during a hatch or when females return to the water to lay eggs. The Strike: Because the insect moves fast, fish often attack with explosive force. J: son Caddis Adult 4 Brown (#20) Micro Precision for Selective Fish The J: son Caddis