Prepare for a voyage of undersea discovery at Atlantis Marine World. The only public Aquarium on Long Island, Atlantis Marine World offers interactive fun, adventure, and education. Visitors are invited to take a Shark Dive, snorkel with tropical fish, feed a stingray, watch a sea lion show, and more. It’s all waiting for you at Atlantis Marine World, in Riverhead, New York.

431 East Main Street, Riverhead, NY 11901
Tel: 631.208.9200 • Fax: 631.208.0466
Open year-round from 10am to 5pm. Closed December 25