About this attraction

Explore the British seas at Anglesey Sea Zoo with Kids Pass

Anglesey Sea Zoo is located in Brynsiencyn, Llanfairpwll and offers vast amounts of fun for the whole family. The aquarium has over 40 tanks displaying some of Britain’s most fascinating sea creatures. Discover conger eels or count the tentacles on an octopus. Anglesey Sea Zoo offers opportunities for you to learn about Britain’s marine habitats in a fun and exciting way! For Anglesey Sea Zoo voucher codes, sign up to Kids Pass for up to 57% off on family days out.

Top three things to do at Anglesey Sea Zoo


There’s so much British marine life to explore, and you can get started at Anglesey Sea Zoo aquarium! Witness the varying colours of Beadlet Anemone as they can be found in red, brown or vibrant green shades. Alternatively, find out more about Moon jellyfish with bodies made up of 95-98% water! Looking for something more thrilling? Go to the Shark and Ray Pool to look at some of the aquarium's nocturnal predators!

Crazy golf

Ready to visit an aquarium that offers you aquatic fun and more? Captain Jake’s crazy golf is an outdoor attraction that incorporates a nautical theme into its various golfing obstacles. Can you slot your golf ball through the octopus’ tentacles or master the pirate ship hole? There's only one way to find out!

Playground and bouncy castle

Adventure playground and bouncy castle allow kids to exert their energy after spending their morning learning about various sea animals. Anglesey Sea Zoo staff will monitor the bouncy castle at all times to ensure maximum safety as kids (and mums and dads) flaunt their fabulous tricks! Ready to have some fun? Sign up to Kids Pass today for Anglesey Sea Zoo promo codes.

What other facilities are there?


You can grab some food at The Rockpool Café, whether it be a light snack or a full meal. You can try your first ever Welsh breakfast or opt for a more traditional lunch treat, such as a panini or pizza! There is also a wide selection of sweet treats available, along with vegan and vegetarian options.

Gift shop

Want to take your favourite sea creature home with you? Anglesey Sea Zoo’s gift shop allows you to do that with its various toys and souvenirs. With books, jewellery and local food to choose from, you are sure to remember your sea zoo experience for a long time.

What age group is Anglesey Sea Zoo suitable for?

The Anglesey Sea Zoo is designed for all age groups and is baby-friendly! Children under the age of 14 must be accompanied by an adult both outside and inside the aquarium. For a family-friendly day out, Anglesey Sea Zoo is the perfect attraction.

What indoor attractions do they have?

The Anglesey Sea Zoo aquarium is based indoors, which means that you don’t have to worry about the Welsh weather when it comes to exploring the British seas! The Rockpool Café also has indoor seating.

When is the best time to visit?

Anglesey Sea Zoo is an all-year-round attraction that is suitable for sunny or rainy weather as the main aquarium is based indoors. However, if you want to make the most out of this attraction, we recommend going in the summer holidays so you can enjoy some of its outdoor activities too, such as mini-golf or the bouncy castle. Families should note that Anglesey Sea Zoo is closed between December until the start of the February half term.

What should you take with you and why?

You may wish to take a jacket with you when visiting Anglesey Sea Zoo so that you can wander around the outdoor facilities or enjoy the Rockwell Café from the top deck without getting cold. You might also opt to bring a camera so you can photograph this unforgettable experience!

What else can you do in the area?

Anglesey has several restaurants, museums and wildlife attractions for visitors to enjoy. Take a short journey to Welsh Mountain Zoo or explore the nearby Caernarfon castle!