Best lakes around Anglesey Aonb (Ahne Ynys Môn) encompass a diverse landscape, primarily coastal, but also include significant inland natural features. This Area of Outstanding Natural Beauty covers approximately one-third of the island, protecting its aesthetic appeal and habitats. The region features a variety of lakes, from wildlife havens to tranquil spots and historical sites. These bodies of water contribute to the biodiversity and scenic beauty of the area.
Last updated: April 28, 2026
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Popular around Anglesey Aonb (Ahne Ynys Môn)
Cycling on Anglesey — in search of the wild on Wales' largest island
O Fon i Fynwy — Exploring Wales on foot from top to bottom
The Isle of Anglesey Coastal Path — Golden beaches and towering cliffs
Isle of Anglesey Coastal Path — Epic beauty, wildlife and prehistory
Hiking around Anglesey Aonb (Ahne Ynys Môn)
Cycling around Anglesey Aonb (Ahne Ynys Môn)
Running Trails around Anglesey Aonb (Ahne Ynys Môn)
Road Cycling Routes around Anglesey Aonb (Ahne Ynys Môn)
MTB Trails around Anglesey Aonb (Ahne Ynys Môn)

Gravel biking around Anglesey Aonb (Ahne Ynys Môn)
Always worth a trip to the Lifeboat station and the RNLI museum followed by dinner in the Kinmel Arms
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The most northerly village is Wales. Some good places to stop you will also see the wind farm from the road.
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Small town with a nice harbour and promenade. There’s a stall serving coffee, ice-cream and pizza at the promenade car park, as well as a few cafes and ice-cream parlours on the main high street although there’s nowhere to really leave a bike there.
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Ann’s Pantry, just above the harbour, is a good coffee or lunch stop, with outdoor seating at the front for easy access for cyclists.
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Moelfre is a village, a community and, until 2012, an electoral ward on the north-east coast of the Isle of Anglesey in Wales. The community area covers the village and harbour, and several smaller, dispersed settlements. It includes six scheduled Iron Age hut groups and many other sites of archaeological interest.
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Beautiful section of road, covered on the Tour de Mon sportive
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Moelfre is a pretty village on the eastern coast of Anglesey with views out across the Irish Sea towards the Forest of Bowland and the Lake District.
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Although there are a few settlements to the north of Cemaes, Llanbadrig for example, it is regarded as the most northerly village in Wales.
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The Valley Lakes complex, including Llyn Penrhyn and Llyn Dinam, managed by the RSPB, is excellent for birdwatching, supporting a wide array of birds like ducks, grebes, and various overwintering wildfowl. Cemlyn Bay Nature Reserve, though a lagoon system, is also a vital wildlife haven, particularly famous for its spectacular seabird colonies, especially terns nesting from May to June. Llyn Alaw and Llyn Cefni, both reservoirs, also provide significant habitats for aquatic and semi-aquatic bird species.
Yes, Llyn Cerrig Bach is famous as the discovery site of Wales' most significant Iron Age treasure hoard. It's thought the metal objects were left in the lake as offerings. Additionally, Llyn Traffwll is associated with the legend of Madam Wen, a 17th-century pirate.
Many lakes in Anglesey AONB offer family-friendly environments. Cemlyn Bay Nature Reserve is a great spot for families to observe seabirds and butterflies. Llyn Llwynog, near Holyhead, is a man-made lake offering fishing and coastal paths, ideal for families. The general tranquility and natural beauty of lakes like Llyn Llywenan also make them pleasant for family outings.
Beyond enjoying the lakes themselves, you can find various outdoor activities nearby. For running, explore routes like the Newborough Forest & Llanddwyn Island loop. If you enjoy hiking, there are waterfall hikes, though these are generally further afield. Road cycling is also popular, with routes such as the RAF Mona Airfield loop. You can find more details on these activities and routes in the running trails, waterfall hikes, and road cycling routes guides for Anglesey AONB.
Llyn Llywenan holds the distinction of being the largest freshwater lake on Anglesey. It is also a Site of Special Scientific Interest (SSSI) due to its unique flora and fauna.
Yes, several lakes in Anglesey AONB are known for fishing. Llyn Llywenan is renowned for its fishing opportunities, offering a peaceful setting. Maelog Lake is particularly known for pike fishing, while Lake Tacan, near the RAF Valley complex, is known for tench, rudd, and perch.
The Valley Lakes complex, often called Anglesey's 'mini Lake District,' is characterized by scattered, reed-fringed waters and rocky outcrops. These are set against distant views of Holyhead Mountain, creating a picturesque landscape that is also a significant natural attraction for wildlife.
The ideal time to visit Cemlyn Bay Nature Reserve for birdwatching is from May to June. During these months, thousands of Sandwich, common, and Arctic terns nest on its islands, offering a spectacular sight.
Yes, Llyn Alaw, located in the north of the island, serves as a primary source of drinking water for northern Anglesey. Llyn Cefni, situated in the center of Anglesey, is another significant reservoir that contributes to the island's water supply.
Llyn Llywenan is designated as an SSSI due to its unique flora and fauna. It supports rare species such as needle spike rush and eight-stamened spring quillwort, making it an important ecological site.
Yes, near Lake Tacan, which is located close to the RAF Valley complex, you have the unique opportunity to observe jets from the RAF base. This adds an interesting dimension to a visit to this stream-fed lake.
Beyond the lakes, you can explore places like Moelfre Harbour and Waterfall, a village on the eastern coast offering views across the Irish Sea and sites of archaeological interest. Also, Cemaes Harbour and Village is regarded as the most northerly village in Wales, known for its scenic views and beautiful sections of road.


Still not found your perfect lake around Anglesey Aonb (Ahne Ynys Môn)? Check out the guides of these regions to see even more beautiful places.