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Llwyn-onn Reservoir
Club waterA compensation reservoir on the Taf Fechan near Cefn-coed-y-cymmer, part of the same Taff valley reservoir chain as Pontsticill and Cantref, holding a stocked trout fishery.
Access: Day tickets via Merthyr Tydfil Angling Association, EA/NRW rod licence required
Last updated: 29 July 2026
Species you can expect
| Species | Best season |
|---|---|
| Brown trout | Spring, Summer, Autumn |
| Rainbow trout | Spring, Summer |
Fishing UK freshwater in England or Wales requires a valid Environment Agency rod licence for anyone aged 13+. Check if you need one and buy online.
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