The Austrian Zoo Organization (Ă–sterreichische Zoo Organisation - OZO) is the union of the Austrian, scientifically lead zoos, which keep to the international guidelines of the EAZA (European Association of Zoos and Aquaria).
Member zoos of the OZO fulfill in particular the following criteria:
OZO's goals include the implementation of the European Union zoo directive within Austria, which is designed to ensure the protection of animals in zoos and in the wild.