Anglesey Sea Zoo

Anglesey Sea Zoo, Brynsiencyn, Anglesey LL61 6TQ

See the Best of British marine life at Anglesey’s leading, all weather family attraction. Meet amazing invertebrates in the No Bone Zone, see the wolf fish lair and creep through the Seven Sisters shipwreck! Visit our British seahorse and lobster conservation programmes, a kelp forest full of huge fish and our new jellyfish display. Daily interactive talks, crazy golf, adventure playground, giant bouncy castle and slide, with stunning views of the Menai Strait and Snowdonia National Park.


Enjoy delicious cakes, snacks and meals at our fully licensed Rockpool Café, made with locally sourced produce. Visit our superb gift shop, well stocked with a huge range of gifts, souvenirs, toys, confectionary and local produce. Free return visits for a week from the day of purchase! For all ages and all weathers. It’s a Splashing Day Out!


Snowdonia Pass Discount

10% off admission prices before 11am (daily throughout the season – see website for winter opening times) including Season Passes. Offer not valid with any additional admissions offer, and only valid on the purchase of full price Season Passes.

Opening Hours

Daily - Open Daily 10am to 4:45pm from February half term – October half term

(see website or call us for winter opening times)