Top 5 World’s Biggest Aquariums in 2025

Aquariums are more than just marine exhibitions — they are educational and conservation hubs. In 2025, the World’s biggest aquariums not only draw global tourism but also highlight engineering, marine biodiversity, and international records, making them important topics for SSC and other competitive exams.

This blog will help SSC aspirants understand which are the top 5 World’s biggest aquariums, where they are located, and what makes them globally significant.

What is the World’s biggest aquarium in 2025?

The title of the World’s biggest aquarium in 2025 belongs to the Chimelong Spaceship in Zhuhai, China. Opened in 2023, this indoor aquarium has a total water capacity of 75.3 million liters, with the world’s largest aquarium tank alone holding 56 million liters.

It houses over 300 species of marine life and contains the world’s largest living coral reef exhibit, covering 2.8 million liters. This makes it a leader among the World’s biggest aquariums in both size and biodiversity.

Top 5 World’s Biggest Aquariums in 2025

Here is the list of the Top 5 World’s biggest aquariums by water capacity:

These largest aquariums are home to thousands of aquatic creatures and some of the most advanced marine attractions in the world.

1. Chimelong Spaceship – World’s Biggest Aquarium

• Location: Zhuhai, China

• Opened: 2023

• Designed by: California-based architecture firm

• Tanks: 38

• World Record: Largest tank at 56 million liters

• Marine life: 300+ species

• Feature: Largest living coral reef exhibit

As of 2025, Chimelong Spaceship tops the list of the World’s biggest aquariums due to its massive infrastructure and marine diversity.

2. SeaWorld Abu Dhabi – Second in the World

• Location: Abu Dhabi, UAE

• Opened: May 2023

• Unique Feature: Eight ocean-themed zones called “realms”

• Marine Species: Over 150

• A major part of aquarium tourism in the Middle East

• Known for promoting marine life education

3. Chimelong Ocean Kingdom – Former Title Holder

• Location: Zhuhai, China

• Opened: 2014

• Part of: Chimelong Resort

• Zones: Eight themed areas

• Marine animals: 15,000+

This aquarium was once the World’s biggest aquarium before the opening of Chimelong Spaceship.

4. S.E.A. Aquarium – Singapore's Marine Marvel

• Opened: 2012

• Marine life: Over 100,000 animals

• Species count: 1,000+

• Highlight: 36-meter underwater tunnel aquarium

• A favorite in aquarium experiences and marine attractions

5. L’Oceanografic – Europe’s Largest Aquarium

• Location: Valencia, Spain

• Marine Species: 500+

• Water Environments: Arctic, Mediterranean, and more

• Highlight: Longest underwater tunnel in Europe

• Famous for beluga whales, angel sharks, and natural seawater systems

L’Oceanografic stands out among the famous aquariums in Europe and is a top name in the list of the World’s biggest aquariums.

Why are the World’s Biggest Aquariums Important for SSC Exams?

Understanding the World’s biggest aquariums is important under:

• General Awareness and International Current Affairs

• Questions on tourism, marine biodiversity, or global infrastructure

• Static GK questions like:

  • “Which aquarium has the biggest tank?”

  • “Where is the world’s largest indoor aquarium?”

  • “Top 5 largest aquariums to visit”

Educational and Tourist Value of These Aquariums

These big aquariums play a major role in:

• Marine life conservation

• Aquarium tourism

• Interactive learning experiences for kids

• Providing aquarium visitor guides and educational tours

They’re among the best aquariums to visit with kids, as they combine fun with learning.

Final Thoughts

The World’s biggest aquariums are not just entertainment venues — they are centers for science, education, and conservation. Whether it's Chimelong Spaceship, SeaWorld Abu Dhabi, or S.E.A. Aquarium, each offers unique insights into the ocean world.

For SSC aspirants, knowledge about these top aquariums can add valuable points to your General Knowledge section. Remember, questions about the biggest aquariums in 2025 or famous aquariums in Asia and Europe can be part of your upcoming exams.