Gray's Loop
Gray's fly line leader loop connection.
http://www.graysofkilsyth.com/fishing-knots-gray's-loop.htm
Gray's Loop is a version of the Constriction Knot (see Fly Fishing Knots) used to attach a semi-permanent loop of nylon monofilament to the end of a traditional PVC coated, braided core fly line to facilitate a loop to loop connection with the leader.
Such a loop might last a whole season.
Gray's fly line leader loop connection.
http://www.graysofkilsyth.com/fishing-knots-gray's-loop.htm
Gray's Loop is a version of the Constriction Knot (see Fly Fishing Knots) used to attach a semi-permanent loop of nylon monofilament to the end of a traditional PVC coated, braided core fly line to facilitate a loop to loop connection with the leader.
Such a loop might last a whole season.