Isle of Anglesey offers 37 mapped fishing waters on PiscaMaps, including 16 rivers, 21 stillwaters. Species found across Isle of Anglesey's waters include Sea trout, Brown trout, bass, flounder, brown trout, Grayling, mullet, Roach.
Fishing in Isle of Anglesey is regulated by Natural Resources Wales (NRW). An EA/NRW rod licence is required for all game and coarse fishing in Wales. NRW manages water quality, fish stocks and fish passes across Welsh rivers.
A valid Environment Agency (EA) rod licence is required to fish all rivers, canals and most stillwaters in Isle of Anglesey. Licences are available from gov.uk. Club membership or a day ticket is required on most waters in addition to the rod licence.
Click a river for species information, close season dates, access notes and a location map.
42 species recorded across Isle of Anglesey's rivers, lakes:
| Sea trout | 10 waters |
| Brown trout | 8 waters |
| bass | 5 waters |
| flounder | 5 waters |
| brown trout | 5 waters |
| Grayling | 4 waters |
| mullet | 4 waters |
| Roach | 3 waters |
| sea trout | 3 waters |
| roach | 3 waters |
| Bullhead | 2 waters |
| dace | 2 waters |
Brown trout are present in Isle of Anglesey's rivers — many are catch-and-release only and may be subject to game fishing close seasons (typically 1 October to 14 March).
Salmon are present in some of Isle of Anglesey's rivers. A migratory salmonid licence is required in addition to the standard rod licence.
View all rivers, stillwaters and canals across Isle of Anglesey on the interactive map. Filter by species, water type and access.