The Cosseboom Black Salmon Fly in size #4 is a classic pattern that has earned its place in the fly boxes of seasoned salmon anglers around the world. Designed to target the discerning tastes of Atlantic salmon, this fly combines a subtle interplay of colors with a robust profile thats irresistible to these majestic fish. At size #4, the fly is tied on a sturdy hook thats built to handle the strength and acrobatics of large salmon. The hooks sharp point and strong shank ensure reliable penetration and hold during the fight, giving anglers confidence when they hook into the fish of a lifetime. The body of the Cosseboom Black is traditionally crafted with black floss, which provides a smooth, even underbody. This sleek foundation is then overlaid with a ribbing of fine oval silver tinsel, adding a flash of brightness that mimics the scales of small baitfish and catches light in the water, drawing attention from predatory salmon. The wing is one of the most distinctive features of the Cosseboom Black. Made from Black Bucktail, the wing is tied in a manner that allows it to lay back along the body, creating a streamlined profile when cast. Upon entry into the water, however, the wing fans out slightly, offering a seductive flutter that can trigger aggressive strikes from following fish. A collar of soft hackle, often from a black hen or similar bird, graces the front of the fly. This hackle is carefully selected for its movement and water-holding capacity, adding life to the fly with each pulse of current. Its tied in just behind the eye of the hook, providing additional action and helping to balance the overall silhouette of the fly. The head of the Cosseboom Black is typically finished with neat, black thread which is lacquered to a high sheen. This not only secures all the materials in place but also adds a final touch of refinement to the flys appearance. The color scheme of the Cosseboom Black is designed for maximum contrast and visibility in various water conditions. The dark tones offer an excellent silhouette in both bright and low-light situations, making it a versatile choice for different times of day and water clarities. Each Cosseboom Black Salmon Fly in size #4 is tied with an eye for detail, ensuring durability through multiple fish and casting sessions. The size #4 is particularly effective in waters where salmon are known to key in on larger prey items or during times when water levels are higher and more colored. This fly has been proven effective across rivers in North America and Europe, making it a must-have pattern for any serious salmon angler.