Our Mission: Long Island Aquarium provides an interactive and exciting educational experience by capturing the visitors’ imaginations and emphasizing the importance of marine life and …

Purchase admission tickets online below or in person at the Aquarium. All tickets purchased online will generate an email with your tickets/voucher, we do NOT mail tickets from an online purchase. There is a 3.5% discount for purchases made in cash.

Whether you’re planning a day trip to the Aquarium or a more extended excursion to Long Island’s East End. On this page is your link to practical information that can help you enjoy a rewarding and relaxing visit.

Get FREE Aquarium admission within 7 days of your birthday (simply present valid ID)!! Themed around the Lost City of Atlantis, Long Island Aquarium blends science and nature with myth to create an informative and entertaining environment for visitors of all ages.

From indoor exhibits that capture the legendary ambiance of the Lost City of Atlantis to outdoor exhibits located along the beautiful Peconic River to experiences with an exciting interactive dimension, Long Island Aquarium offers many ways to fascinate and captivate.

Long Island Aquarium takes visitors on a magical journey through a wide range of exhibits that bring undersea wonders to life. From indoor exhibits that capture the legendary ambiance of the Lost City of Atlantis to outdoor exhibits located along the beautiful Peconic River to experiences with an exciting interactive dimension, Long Island ...

Aquarium is open Weekdays 10am-4pm and Weekends, Holidays & School Break Weeks 10am-5pm. Please note, our animal care teams are working diligently with our animals…their hectic schedule means they may be a few minutes late to any session listed below. We appreciate your patience and understanding! Daily Events

Drop your kids off for some Winter Break Fun at the Long Island Aquarium. Kids 5-11 will tour the Aquarium, feed the sting rays, check out the Sea Lion Show, visit the Arcade, watch a movie, make a craft and more!

From scenic cruises down the Peconic River on the Atlantis Explorer Tour Boat and interactive experiences like feeding the sea lions and penguins, don’t miss out on all the excitement and wonder the Long Island Aquarium has to offer!

Looking for fun on the forks? Spend a few hours – or an entire day – discovering the natural beauty of Long Island’s local waterways. Ideally located on the picturesque Peconic River, Long Island Canoe Kayak Rentals, part of Treasure Cove Resort Marina, features in-season canoe, kayak, and stand up paddle board rentals.