This is a deadly impressionistic imitation of a stonefly nymph. No matter how it tumbles around in the river it looks alive like a swimming, struggling stonefly nymph. This pattern is tied on a slightly bent hook shank with knotted rubber legs that look like the bent legs of the real bug
Collections: All Trout Flies, Flies, Trout Nymphs, Upper Sac Trout Fishing