OdySea Aquarium in the Salt River Pima-Maricopa Indian Community in Scottsdale, Arizona, is a marine aquarium, and the largest aquarium in the Southwest United States.[3] It holds more than 2,000,000 US gallons (7,600,000 L; 1,700,000 imp gal) of water and spans over 200,000 square feet (19,000 m2). There are over 6,000 animals and 370 different species in over 65 exhibits.[1]