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Discover marine wonders with a full-day adventure on Lundy Island—snorkel with seals, explore rugged landscapes, and enjoy scenic boat rides from Tenby.
Discover marine wonders with a full-day adventure on Lundy Island—snorkel with seals, explore rugged landscapes, and enjoy scenic boat rides from Tenby.
Book with Celtic Deep
Verified experiences and guided adventures in the surrounding area.
Operated by Celtic Deep · Tenby, Wales
Lundy Island, located off the southwestern coast of England, is a true hidden gem for outdoor enthusiasts seeking an immersive marine experience. As one of the UK's first designated marine nature reserves, Lundy offers an exceptional blend of wild landscapes and vibrant marine life. The island’s rugged cliffs are dotted with nesting seabirds, while beneath the surface, playful seals and a variety of fish thrive, making it a prime spot for snorkelers and boaters alike. The iconic scene begins with a scenic boat ride from Tenby, where travelers are treated to panoramic views of the Irish Sea, and the possibility of spotting seabirds soaring overhead. Once on the island, visitors can snorkel in crystal-clear waters teeming with marine creatures or hike along scenic trails that showcase unique geological formations, such as limestone cliffs and rocky coves. A highlight is lunch at a renowned tavern offering local fare and sweeping coastal vistas. This adventure blends wildlife encounters with cultural charm, providing an authentic taste of the UK's coastal heritage. Lundy’s blend of accessible marine activities and untouched landscapes makes it a standout destination on the southwest coast, especially for those eager to get up close with seals or enjoy a boat-based tour. The region’s preservation efforts ensure sustainable visits, for a balance between adventure and environmental responsibility. Whether you're a seasoned snorkeler or a curious family, Lundy Island delivers a memorable day full of discovery, natural beauty, and marine excitement—an ideal escape for those looking to connect with the sea firsthand.
moderate.
8–10 hours.
Participants should be comfortable with outdoor walking and water-based activities.
Yes, the waters are generally calm and suitable for those new to snorkeling with proper equipment and guidance.
The boat trip from Tenby to Lundy Island lasts approximately 1.5 hours each way.
Lunch at the tavern is available and often included as part of the full-day package.
Bring waterproof clothing, sun protection, snorkel gear, and a camera for the best experience.
Yes, children who enjoy outdoor water activities often find this trip exciting and manageable.
Optional, but rental gear is available if preferred.
Lundy was used historically for lighthouse keepers and has a rich maritime heritage.
Part of a marine reserve, Lundy’s ecosystem is carefully protected through local conservation initiatives.
Celtic Deep is a marine adventure operator based in Dale, Wales, offering guided wildlife and snorkelling trips across Pembrokeshire and the Celtic Deep. The company runs three main experiences: Snorkelling Skomer & Skokholm, Full Day at Lundy Island, and Full Day in the Celtic Deep. Each trip focuses on close encounters with marine wildlife — from seabird colonies and puffins to seals, dolphins, and large pelagic sharks. Trips operate from local departure points and include boat transfers; the Lundy Island trips depart from Tenby by boat. Snorkelling Skomer & Skokholm visits either Skomer or Skokholm depending on sea and weather conditions, combining shore-side birdlife viewing with guided snorkel sessions using decoys to attract puffins and other sea birds ('snAUKling'). The Full Day at Lundy Island includes snorkeling with seals, island exploration, and lunch at a local tavern. The Full Day in the Celtic Deep travels offshore to approximately 30 miles from shore to seek blue sharks, porbeagle sharks, dolphins, and whale species. Guides are experienced in marine wildlife watching and operate under standard safety procedures for shore and offshore trips. Equipment, briefings, and local knowledge support responsible wildlife encounters and guest safety. Booking information, trip availability, and detailed itineraries are published by the operator for each listed experience. Celtic Deep presents seasonally scheduled departures tailored to weather and wildlife activity. Trips cater to a range of experience levels, with options for snorkel beginners and experienced divers, and include guidance on conservation practices to minimise disturbance to wildlife and habitats safely.
Book with Celtic Deep