Have you ever caught a carp on a fly rod If you havent, drop a Rainys Carp Dragon Nymph near a school of carp and get ready for some super-sized fun. This mid- to late-summer pattern perfectly imitates a dragonfly nymph or damsel. Specifically made for carp fishing, yet it also works on trout. Per each. Size: #8. Color: Olive. Type: Flies.