So many around this year. Large trout love them. Land it soft, let it float, then twitch it.
My damsel dry fly home tie:

Thread: Ultra 70 gray
Hook: Partridge E6A #12, 1X short, 4X fine
Eyes: Burnt 60# mono
Tail: Hareline Micro Pearl Core Braid, damsel blue
Under Wing: CDC trims, white or gray
Top Wing: Rainey’s Pearlescent Wing Ribbon
Thorax: Wapsi Foam Cylinders 3/32″ blue
Hackle: Grizzly dry fly
Adapted from a pattern tied by Clark “Cheech” Prince.