There are several institutions known as the National Aquarium:

Africa

  • National Marine Aquarium of Namibia

Asia

  • National Museum of Marine Biology and Aquarium, Taiwan

Europe

  • National Aquarium Denmark
  • National Marine Aquarium, Plymouth, England

North America

  • National Aquarium (Baltimore), U.S.
  • National Aquarium (Washington, D.C.), U.S.

Oceania

  • National Aquarium of New Zealand
  • National Zoo & Aquarium, Canberra, Australia