# List of largest aquariums

Large aquariums exhibit a wide variety of species and animals in a large range of tanks. These are typically public aquariums and may also include oceanariums and dolphinariums, designed to showcase a diverse range of marine animals for the public.

## In operation

Only aquariums with a total capacity of more than 10 million litres and/or a tank larger than 5 million litres are included in the list. The list is not necessarily complete; aquariums that may meet the criteria but do not have published sources on their capacity may not be reflected in the list.
| Aquarium | City | Country | Total capacity | Largest tank | Notes |
| Chimelong Spaceship | Hengqin | China | 75,350,969 L (16,574,889.18 U.S. gal) | 56,450,136 L (12,417,288.86 U.S. gal) | |
| SeaWorld Abu Dhabi | Abu Dhabi | United Arab Emirates | 58,000,000 L (15,320,000 U.S. gal) | 25,000,000 L (6,604,000 U.S. gal) | |
| Chimelong Ocean Kingdom | Hengqin | China | 48,750,000 L (12,880,000 U.S. gal) | 22,700,000 L (5,997,000 U.S. gal) | Holder of the Guinness World Record since 2014 for largest aquarium, largest tank, largest underwater viewing dome, largest aquarium window, and largest acrylic panel. Won award for largest tank over Georgia Aquarium because its stated capacity was for the main tank only, whereas that of Georgia Aquarium included the holding tank, filters and pipes. |
| S.E.A. Aquarium | Singapore | Singapore | 45,200,000 L (11,940,000 U.S. gal) | 18,170,000 L (4,800,000 U.S. gal) | Held the Guinness World Record for largest aquarium from 2012 until 2014. |
| L'Oceanogràfic | Valencia | Spain | 41,600,000 L (10,990,000 U.S. gal) | 7,000,000 L (1,849,000 U.S. gal) | |
| Georgia Aquarium | Atlanta | United States | 41,640,000 L (11,000,000 U.S. gal) | 23,850,000 L (6,300,000 U.S. gal) | Held the Guinness World Record for largest aquarium from 2005 until 2012. |
| Moscow Oceanarium | Moscow | Russia | 25,000,000 L (6,604,000 U.S. gal) | 3,700,000 L (977,400 U.S. gal) | |
| The Seas with Nemo & Friends | Bay Lake, Florida | United States | 21,580,000 L (5,700,000 U.S. gal) | | The Seas is located in Epcot at Walt Disney World. |
| Aqua Planet Jeju | Jeju Island | South Korea | 20,000,000 L (5,283,000 U.S. gal) | 10,800,000 L (2,853,000 U.S. gal) | |
| Shedd Aquarium | Chicago | United States | 18,900,000 L (4,993,000 U.S. gal) | 7,600,000 L (2,008,000 U.S. gal) | |
| Nausicaä Centre National de la Mer | Boulogne-sur-Mer | France | 17,000,000 L (4,491,000 U.S. gal) | 10,000,000 L (2,642,000 U.S. gal) | |
| Cube Oceanarium | Chengdu | China | 11,000,000 L (2,906,000 U.S. gal) | 10,000,000 L (2,642,000 U.S. gal) | |
| The Dubai Mall | Dubai | United Arab Emirates | 10,500,000 L (2,774,000 U.S. gal) | 10,000,000 L (2,642,000 U.S. gal) | |
| Osaka Aquarium Kaiyukan | Osaka | Japan | 10,000,000 L (2,642,000 U.S. gal) | 7,500,000 L (1,981,000 U.S. gal) | |
| Okinawa Churaumi Aquarium | Okinawa | Japan | 9,800,000 L (2,589,000 U.S. gal) | 7,500,000 L (1,981,000 U.S. gal) | |
| National Museum of Marine Biology and Aquarium | Hengchun | Taiwan | ? | 5,700,000 L (1,506,000 U.S. gal) | |
| Antalya Aquarium | Antalya | Turkey | 7,500,000 L (1,981,000 U.S. gal) | 5,000,000 L (1,321,000 U.S. gal) | |
| Lisbon Oceanarium | Lisbon | Portugal | 7,000,000 L (1,849,000 U.S. gal) | 5,000,000 L (1,321,000 U.S. gal) | |
| TurkuaZoo | Istanbul | Turkey | 7,000,000 L (1,849,000 U.S. gal) | 5,000,000 L (1,321,000 U.S. gal) | |
| Istanbul Aquarium | Istanbul | Turkey | 7,000,000 L (1,849,000 U.S. gal) | ? | |