The South Carolina Aquarium, located in Charleston, South Carolina, opened on May 19, 2000 on the historic Charleston Harbor. It is home to more than ten thousand plants and animals including North American river otters, loggerhead sea turtles, alligators, great blue herons, hawks, owls, lined seahorses, jellyfish, pufferfish, green moray eels, horseshoe crabs, sea stars, pythons, and sharks. The largest exhibit in the Aquarium is the Great Ocean Tank.