Llyn Llydaw near Llanberis: Fishing Spots, Seasons and Access

• Overview

  Llyn Llydaw stands in Gwynedd, Wales. It lies 1,417 feet above sea level. Surface area is around 105 acres, which gives you real water without needing a boat. Around 2.9 miles of margin, front to back. Llanberis lies 4.8 miles from the water. Then Deiniolen, 6.5 miles, and Blaenau-Ffestiniog, 6.9 miles. It sits near the edge of the county, so check which rules apply.

• Where to Fish on Llyn Llydaw

  We hold no depth figure for this one. A natural lake fishes on cover, and cover here means weed and timber. Weed, then depth: that is the order to fish a water of this kind. Public occurrence data for Gwynedd names brown trout, Atlantic salmon, European eel, powan and perch. At least one recorded species is protected in parts of its range; read the local rules before targeting anything. Work Llyn Llydaw in sections rather than trying to cover it.

• Seasonal Patterns

  Temperature averages peak at 14°C in July and bottom out at 3°C in January. Temperature moves within a narrow band, and so does the fishing. It should never be assumed safe, whatever the month says. The cooler months are the comfortable ones to fish here. Plan around that when you fish Llyn Llydaw.

• Tackle & Baits

  Ownership and access are not documented in what we hold. This is a natural basin, not a dammed one. This sits inside Gwarchodfa Natur Genedlaethol Yr Wyddfa, so read the reserve notices first. For the trout, small spinners and a box of nymphs cover both approaches. Look for a notice board at the entrance. Barbless rules turn up on managed water more often than not. The nearest alternative is Glaslyn, 0.7 miles out. Check the current arrangement for Llyn Llydaw.