In this photographic guide, you'll find out more about the ecology, diversity, and unique animals of the Great Barrier Reef.

The Great Barrier Reef is the world's largest tropical reef system, covering an area of 348,000 km² and stretching along 2300km of the eastern Australian coastline.

The Great Barrier Reef is made up of over 200 individual reefs and 540 inshore islands (many with fringing reefs). It is among the most complex ecosystems on the planet.

Find out more: Visual Guide to the Great Barrier Reef

Photo © Marianne Bones