Aquarium vs. Oceanarium — What's the Difference?

An aquarium (plural: aquariums or aquaria) is a vivarium of any size having at least one transparent side in which aquatic plants or animals are kept and displayed. Fishkeepers use aquaria to keep fish, invertebrates, amphibians, aquatic reptiles, such as turtles, and aquatic plants.

An oceanarium can be either a marine mammal park, such as Marineland of Canada, or a large-scale aquarium, such as the Lisbon Oceanarium, presenting an ocean habitat with marine animals, especially large ocean dwellers such as sharks.

A tank, bowl, or other water-filled enclosure in which living fish or other aquatic animals and plants are kept.

A large aquarium for the study or display of marine life.

A place for the public exhibition of live aquatic animals and plants.

A park where visitors can see marine mammals and/or fish.

A tank, often made of glass, for keeping live fish or other aquatic animals.

A public place where live fish and other aquatic animals are exhibited.

An artificial pond, or a globe or tank (usually with glass sides), in which living specimens of aquatic animals or plants are kept.

A tank or pool or bowl filled with water for keeping live fish and underwater animals