The Pale Morning Spinner Dun is a dry fly pattern designed to imitate the spinner (spent) stage of the Pale Morning Dun (PMD) mayfly. This pattern is particularly effective during PMD hatches when trout feed on spent duns that have fallen back onto the water after mating
The Pale Morning Spinner Dun is a dry fly pattern designed to imitate the spinner (spent) stage of the Pale Morning Dun (PMD) mayfly. This pattern is particularly effective during PMD hatches when trout feed on spent duns that have fallen back onto the water after mating