The March Brown Wet is a traditional soft hackle pattern designed to imitate the nymphal or drowned stages of the March Brown mayfly. With its muted brown tones and flowing hackle, this fly mimics the movement and silhouette of an emerging or spent mayfly caught just below the surface. It’s a reliable pattern in early to mid-spring when March Browns begin to hatch, and trout become increasingly active and opportunistic.

Tied with soft, mobile materials, the March Brown Wet comes to life with even the slightest current, making it especially effective when swung through riffles and seams. It is also an excellent choice for prospecting or covering water ahead of a hatch, offering both subtlety and a buggy profile that appeals to fish in a wide range of conditions.

To fish the March Brown Wet effectively, swing it through current seams, drift it just beneath the surface, or use it as part of a two-fly setup trailing behind a dry fly or heavier nymph. Its movement and natural coloration make it deadly during pre-hatch periods and when trout are focused just under the film.