Question: what are the unique characteristics of the great barrier reef?
Answer: 3000 Coral Reefs. 600 Continental Islands and 150 Inshore Mangrove Islands. 300 Coral Cays. 600 types of soft and hard corals. includes deep water features of the adjoining continental shelf including canyons, channels, plateaus and slopes. is made up of 70 'bio-regions' (broad-scale habitats)