View all rivers, stillwaters and canals across Merthyr Tydfil on the interactive map. Filter by species, water type and access.
Merthyr Tydfil offers 3 mapped fishing waters on PiscaMaps, including 3 rivers. Species found across Merthyr Tydfil's waters include Brown trout, Roach, Dace, Chub, Pike, Rainbow trout, wild trout, bullhead.
Fishing in Merthyr Tydfil 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 Merthyr Tydfil. 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.
22 species recorded across Merthyr Tydfil's rivers:
| Brown trout | 2 waters |
| Roach | 2 waters |
| Dace | 2 waters |
| Chub | 2 waters |
| Pike | 2 waters |
| Rainbow trout | 1 water |
| wild trout | 1 water |
| bullhead | 1 water |
| Common Carp | 1 water |
| Carp | 1 water |
| Bream | 1 water |
| Rudd | 1 water |
Carp are a popular target across Merthyr Tydfil's waters — always use a landing net and unhooking mat and return fish promptly.
Brown trout are present in Merthyr Tydfil'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 Merthyr Tydfil's rivers. A migratory salmonid licence is required in addition to the standard rod licence.