#aquarium__fish_tank__marine_museum__vivarium  a tank or pool or bowl filled with water for keeping live fish and underwater animals
  supertype:  storage_tank__storagetank__tank  a large (usually metallic) vessel for holding gases or liquids
  subtype:  fishbowl__fish_bowl__goldfish_bowl  a transparent bowl in which small fish are kept
  subtype:  Marineland  a commercial aquarium featuring trained dolphins

No statement uses or specializes aquarium; click here to add one.