Kype Kype A kype is a hook-like secondary sex characteristic which develops at the distal tip of the lower jaw in some male salmonids prior to the spawning season. The structure usually develops in the weeks prior to, and during, migration to the spawning grounds. In addition to the development of the kype, a large depression forms in the two halves of the premaxilla in the upper jaw, allowing the kype to fit into the premaxilla when the mouth is closed. The kype functions as a secondary sexual characteristic and influences the formation of dominance hierarchies at the spawning grounds. The
The Salmon Fly is devoted to the practical aspects of fishing for salmon with the fly—locating fish, casting techniques, catching and landing fish and various accessories and equipment. "The Salmon Fly" also includes 46 full page black and white advertisements for mostly angling and sporting pursuits. "The Salmon Fly" by G. M. Kelson was published in 1895; the sub-title is: "How to dress and how to use it." It is a handsome quarto of more than 500 pages and beautifully illustrated. Kelson is regarded as the first writer to whom the amateur could go for proper guidance in salmon fly-dressing "The Salmon Fly"