Llyn Dulyn is a remote mountain lake in Snowdonia, North Wales, set in a dramatic glaciated valley with stunning scenery. The clear, oligotrophic waters provide a challenging but rewarding fly-fishing experience for brown trout and char. This is a pristine wilderness fishery that appeals to those seeking solitude and technical angling in a spectacular upland setting.
The close season on Llyn Dulyn runs 15 March – 15 June. Effective methods include Fly.
Area
2.2 ha
County
Gwynedd
Type
Lake
Access
Free Fishing
Close Season
15 March – 15 June
Best Fishing Methods at Llyn Dulyn
Recommended methods for Llyn Dulyn include Fly. The most effective approach will depend on conditions, season and target species.
Fly
Frequently Asked Questions
What fish can I catch at Llyn Dulyn?+
Species information for this water is available to PiscaMaps members.
How do I get a permit for Llyn Dulyn?+
Fishing at Llyn Dulyn is free with a valid Environment Agency rod licence. No day ticket or club membership is required.
When is the close season at Llyn Dulyn?+
The close season at Llyn Dulyn is 15 March – 15 June. Fishing is not permitted during this period under EA byelaws.
What are the best methods for fishing Llyn Dulyn?+
Recommended methods include Fly. 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 Dulyn?+
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 Dulyn
A valid Environment Agency rod licence is required to fish Llyn Dulyn — buy yours at gov.uk. No additional permit is required — the water is free to fish with a rod licence.
Located in Gwynedd, Llyn Dulyn is a UK stillwater with quality coarse fishing. Check weather and conditions before your visit and always pack out your litter.
