Updated October 15, 2026
    dry

    Harrop CDC Emerger

    Imitates mayfly/midge emerger

    René Harrop's CDC-winged emerger. Perfect for selective fish in the surface film.

    Buy at Amazon

    Hook sizes

    #16#18#20#22

    in olive, tan, gray

    Type
    dry
    Imitates
    Mayfly/midge emerger
    Difficulty
    advanced
    Technique
    dry-drift
    Water
    spring creek, tailwater

    When to fish it

    During any mayfly or midge emergence. Essential for flat water.

    Catches

    Where to buy

    Amazon→

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