Monmouthshire offers 27 mapped fishing waters on PiscaMaps, including 26 rivers, 1 stillwater. Species found across Monmouthshire's waters include Brown trout, Dace, Bullhead, Chub, Roach, Sea trout, Grayling, dace.
Fishing in Monmouthshire 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 Monmouthshire. 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.
36 species recorded across Monmouthshire's rivers, lakes:
| Brown trout | 17 waters |
| Dace | 12 waters |
| Bullhead | 10 waters |
| Chub | 9 waters |
| Roach | 8 waters |
| Sea trout | 7 waters |
| Grayling | 6 waters |
| dace | 5 waters |
| Stone loach | 5 waters |
| Gudgeon | 5 waters |
| roach | 4 waters |
| brown trout | 3 waters |
Brown trout are present in Monmouthshire'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 Monmouthshire's rivers. A migratory salmonid licence is required in addition to the standard rod licence.
View all rivers, stillwaters and canals across Monmouthshire on the interactive map. Filter by species, water type and access.