Atlantis Marine World AquariumDescriptionAtlantis Marine World is a Long Island's number one full-scale aquarium. It is located on Main Street in Riverhead, Long Island. Atlantis Marine World, situated along the Peconic River, boasts many enchanting marine life exhibits, sea lion training sessions, educational programs and lots of opportunities for personal experiences.
Frolicking seals will greet visitors to Atlantis Marine World before they enter the mystical Lost City of Atlantis, where many discoveries await the keen explorer.
During your visit, jump aboard the Atlantis Explorer for an educational environmental tour boat adventure along the Peconic River, where you will experience the natural wonders of Long Island's waters and getting wet is optional!
Getting ThereFrom LI Expressway (I-495): Take the LIE east to Exit 71 (Route 24). Make a right onto route 94/24. Take route 94/24 for approx 3-1/2 miles. Go around traffic circle and follow signs to Aquarium parking.
From Sunrise Highway (Route 27): Take Sunrise Highway east to Exit 61. Follow Riverhead signs to Route 51 north for 8 miles to Route 24. Follow signs to Aquarium parking.
From Route 25: Take Route 25 into Riverhead Village. Follow signs to Aquarium parking.
From the Long Island Rail Road: Atlantis Marine World is a short walk from the Riverhead Long Island Rail Road Station.
The main entrance is located on Main Street in downtown Riverhead.
Entrance FeeAdults: $17.50 + tax
Seniors (62+): $15.50 + tax
Children (3-11): $15.50 + tax
Children 2 and under: free
Group Rates
Discounted rates are available for groups of 15 or more.
Adults: $12.50 + tax
Seniors (62+): $10.00 + tax
Children (3-11): $10.00 + tax
Operating HoursOpen year-round.
Closed Christmas Day.
Open daily from 10:00 a.m. to 5:00 p.m.
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