Krzysztof Wet Fly.

Hook: # 12.
Thread: Black 8/0.
Tail: Nylon Blend-orange.
Body: Microflash dubb. , silver wire , palmer's-olive cock.
Hackle: Guinea fowl-olive and partridge-natural.

                                 (fly works well for the rainbow trout and brown trout as well... ;) )

                                                                 Irish wild trout .