Wales — Hatch Calendar
Welsh rivers offer some of Britain's best wild trout fishing, led by the Usk — famous for its early season, when March Browns, Large Dark Olives, and the two-week Grannom blizzard bring the whole river to life before most seasons elsewhere have begun.
September 2026
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No hatches recorded for September in this region.
Try a different month or region.
Active range Peak period Sparse Heavy / Blanket