Here’s a list of the following largest Oceanariums in the world
Marine Life Park is the largest Oceanariums in the world and has 45000 meter cubic of total volume of tanks. This oceanarium is located in Resorts World Sentosa, Sentosa Island, Singapore.
Georgia aquarium is the second largest oceanarium in the world and is located in Atlanta, Georgia, USA. The total volume of the tanks in this oceanarium is 32000 meter cubic. The Osaka Aquarium Kaiyukun in Osaka, Japan is the third largest oceanarium in the world, thanks to the 10941 meter cubic tank volume that it has.
Okinawa Churaumi Aquarium, which too is located in Japan has a total volume of tanks of 10000 meter cubic and is thus the 4th on this list.
Toba Aquarium is 5th on this list of the largest Oceanariums in the world and is followed by Lisbon oceanarium which is located in Lisbon, Portugal.
On the 7th spot is the Nordsoen oceanarium which accommodates 4500 cubic meters of volume and is located in Denmark. Marine land of Florida has a volume of 3217 cubic meters and is 8th on this list followed by underwater world Guam which is located in Tumon, Guam.
The 10th largest oceanarium in the world is the Marineland of the Pacific in USA.