Llyn Cwm Bychan is a small, scenic mountain lake set in the Snowdonia region of Wales, offering an intimate fishing experience in a dramatic natural landscape. The lake holds populations of brown trout and holds good potential for traditional fly fishing in a relatively undisturbed environment. Its remote upland setting makes it an attractive destination for anglers seeking solitude and natural beauty.
The close season on Llyn Cwm Bychan runs 15 March – 15 June. Effective methods include Fly, Float, Spinner.
Area
14.9 ha
County
Gwynedd
Type
Lake
Access
Free Fishing
Close Season
15 March – 15 June
Best Fishing Methods at Llyn Cwm Bychan
Recommended methods for Llyn Cwm Bychan include Fly, Float, Spinner. The most effective approach will depend on conditions, season and target species.
FlyFloatSpinner
Frequently Asked Questions
What fish can I catch at Llyn Cwm Bychan?+
Species information for this water is available to PiscaMaps members.
How do I get a permit for Llyn Cwm Bychan?+
Fishing at Llyn Cwm Bychan is free with a valid Environment Agency rod licence. No day ticket or club membership is required.
When is the close season at Llyn Cwm Bychan?+
The close season at Llyn Cwm Bychan is 15 March – 15 June. Fishing is not permitted during this period under EA byelaws.
What are the best methods for fishing Llyn Cwm Bychan?+
Recommended methods include Fly, Float, Spinner. The most effective approach will vary by season and target species — adjust tactics to conditions on the day.
Do I need a rod licence for Llyn Cwm Bychan?+
Yes — all anglers aged 13 and over fishing in England and Wales need a valid Environment Agency rod licence. Buy yours at gov.uk/get-a-fishing-licence before your session.
Planning a Trip to Llyn Cwm Bychan
A valid Environment Agency rod licence is required to fish Llyn Cwm Bychan — buy yours at gov.uk. No additional permit is required — the water is free to fish with a rod licence.
Located in Gwynedd, Llyn Cwm Bychan is a UK stillwater with quality coarse fishing. Check weather and conditions before your visit and always pack out your litter.
