Australian Marine Parks Marine parks Great Barrier Reef Marine bioregional plans Sea Dumping Act Sea dumping Sea burials Artificial reefs Marine pollution Marine pollution Marine debris including plastic pollution Montara oil spill International Activities Pacific Ocean Litter Project Coral Triangle Initiative Marine species Marine species conservation Whales, dolphins and porpoises Legislation EPBC Act Sea dumping Act Sea installation Act Fisheries Assessments under the EPBC Act Ocean Policy and Planning Sustainable Ocean Plan