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Look into a mysterious, mesmerizing world where life looms large.

You'll see giant bluefin tuna power their way through the water, while hammerhead sharks, pelagic rays and giant green sea turtles swim just inches away.

The stunning one-million-gallon exhibit is home to one of the most diverse communities of open-ocean animals to be found in any aquarium.

Don't Miss

Our Otherworldly Bigfin Reef Squid

Our juvenile bigfin reef squid may look like visitors from another planet, but they're actually raised here at the Aquarium behind the scenes. The squid are barely a quarter-inch long when they hatch, but can grow to more than a foot. See them now in Tentacles!

Now Playing: Our New Live Jelly Cam

You can now enjoy the beautiful sea nettles in our Open Sea exhibit wherever you are! Our new live Jelly Cam gives you an intimate view of these delicate drifters as they pulse through the water. Prepare to be mesmerized.

Revealing Tuna Secrets

Our Tuna Research and Conservation Center, a partnership with Stanford University, is achieving unprecedented insight into the lives of bluefin tuna. 

Save on Aquarium Tickets with CityPASS

Are you visiting the Aquarium and also touring the San Francisco area? Purchase a San Francisco CityPASS ticket booklet and save on Aquarium admission, plus four more top Bay Area attractions. 

View Our Open Sea Curriculum

Our standards-based curriculum has been developed to provide educators with easy-to-use, Aquarium-centered science activities for the classroom.