according to the map most of oceania is
Australia & Oceania Description. Oceania, the planet's smallest continent, is without doubt one of the most diverse and fascinating areas on the planet.A large percentage of geography experts now consider the long-established continent of Australia to be more accurately defined as Australia/Oceania.ceania also includes Micronesia, a widely scattered group of islands that run along the northern and southern edges of the Equator. Note: All Australia/Oceania recognized countries are labeled in red on the map; dependencies and territories are labeled in black.