Although many other Mon Calamari cities existed above the oceans, Aquarius was the only one completely underwater. Encased in a large bubble, it was designed to allow water and air breathing species to live together, including Whaladons.
- Geonosis and the Outer Rim Worlds
- The Complete Star Wars Encyclopedia
- The Essential Atlas
- Star Wars: Age of Rebellion Core Rulebook
- Fly Casual
- Strongholds of Resistance