AUSTRALIA / ISSUES: Who owns Australia's Great Barrier Reef?

Image: NASA (from  UNESCO page: http://www.environment.com.au/?p=229)

The Australian Government's Great Barrier Reef Marine Park Authority lists 45 tribes and groups that assert an interest in the world's greatest living natural formation:

http://www.gbrmpa.gov.au/our-partners/traditional-owners/traditional-owners-of-the-great-barrier-reef