UK fishing guide
Flounder fishing guide UK
UK Flounder fishing guide with best months, likely methods, habitats and CatchAtlas UK regional planning notes.

Species identification
Use this image as a quick visual guide when CatchAtlasUK refers to Flounder.
Always check local rules, seasons and any protected-status guidance before fishing.
Best months for Flounder in the UK
The strongest CatchAtlas seasonal window for Flounder is: March, April, May, September, October, November.
Estuary specialist; best on flooding tide over mud/sand.
Methods and tackle
- Two-hook flapper
- Long-shank #2–#4
10–12ft beach rod; light snoods.
Habitats
EstuariesHarboursMudflatsClean beaches
UK places to check
Aberdeenshire Coast, Anglesey, Angus Coast, Argyll & Kintyre, Ayrshire Coast, Belfast Lough, Cardigan Bay, Firth of Clyde, Conwy Bay, Cumbria Coast, Dee Estuary, North Devon (Channel), Dorset, Fife Coast, Gower & Swansea Bay, Isle of Man Coast, Isle of Wight, Isles of Scilly
Planning reminder
For Flounder, compare month, time of day, habitat and region in the live atlas before choosing a mark. Weather, tides, river levels and local rules can change the best option.