Pike streamer, blue-back herring. Variant of a Niklaus Bauer basic pike fly. (I couldn't wait for my fly tying tools.) It caught fish, and had a huge follow, but she didn't take. :
Pike Fly - Bauer's UV - Kanalgratis
Bauer Waterpushing Pikefly - Kanalgratis
Pike Fly - Bleeding Perch - Kanalgratis
Bauer Pike Deceiver Fly - Kanalgratis
Bauer Waterpushing Pike Fly, brown
Tie TV - Articulated Black Bream - Niklaus Bauer - YouTube
Pike | FrankenFly
Bauer Pike Tube UV Bleeding Golden Bream - Creative Flies
Bauer's UV Pike Flies for Wiggle Tail - Kanalgratis