Royal Wulff, Blue Dun, Klinkhammers Adams, and Caddis patterns, Coch-Y-Bondhu thoughout the year. Brown bettles (Nov) and green bettles (Dec / Jan) with cicada and hopper patterns from mid-summer.
Small lightly weighted or unweighted Pheasant Tail, Coloburiscus, Halfbacks and Hare and Coppers in sizes 14 to 16.
Small soft hackled wet flies such as spiders fished just subsurface especially during the evening rise can be effective on warm evenings
Small bladed spinners preferably in red and gold patterns such as a Veltic fished through the pools or upstream into the faster water can be effective during the day when other methods fail.