Stone Fly
22 Jun 2025
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Stone Fly
imitates large, crawling stonefly nymphs, primarily used for targeting trout and grayling, particularly effective in fast-flowing rivers and streams.
How it's tied
Stonefly patterns are tied using a long-shank hook. The body is formed from dubbing, chenille, or synthetic materials, wrapped around the hook shank to create a segmented, cylindrical shape. The tail and antennae are made from biots or synthetic fibers, while the legs are often made from rubber or silicone legs, hackle fibers, or pheasant tail fibers. The wing case can be created using a variety of materials, such as turkey feathers, synthetic materials, or thin foam. Some patterns may also incorporate wire or lead wraps to add weight and help the fly reach the desired depth.
What it mimics
Stonefly patterns are designed to imitate the nymph stage of various stonefly species, which are a significant food source for fish, particularly trout. These large, crawling insects are found in clean, well-oxygenated waters and are often most abundant in fast-flowing rivers and streams. The lifelike profile, weighted body, and natural movement of stonefly patterns make them an effective and enticing imitation of these insects.
Where it's used
Stonefly patterns can be used in in freshwater types, but as indicated they're used primarily in clear and fast flowing streams where stoneflies are commonly found.
Fly tying video for the Stone Fly
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