Condition and trend poor good Excerpt from statement Comment Area Good Very Poor Very Confidence There remains a diverse range of reef and Significant diversity of reef and island morphologies. Most geomorphic, island morphologies reflects  ↓ GBR oceanographic and environmental ongoing geomorphic, processes remain in good condition, but oceanographic and some are declining, especially in the environmental processes inshore southern two-thirds. Most marine species and habitats are Complex cross-shelf, longshore thought to remain well connected. There ◐ and vertical connectivity is GBR — is increasing evidence of intensified flow influenced by dynamic oceanic and accelerated warming in the East currents Australian Current. Ecological processes remain in good ◐ Ongoing ecological processes condition in northern areas. Some ↓ GBR such as upwellings, larval processes are in poor condition inshore in dispersal and migration the southern two-thirds of the Region and are deteriorating. Reef building is likely to be in good Ongoing erosion and accretion of condition for much of the Region, coral reefs, sand banks and coral ◐ ↓ especially in the north, but has been GBR cays combine with similar affected by cyclones and reduced coral processes along the coast and cover, especially in the southern around continental islands of the Region. Halimeda beds are poorly studied, but are ◐ Extensive beds of Halimeda algae ↔ GBR likely to be in very good condition given represent active calcification and their isolation from land-based impacts accretion over thousands of years and level of protection from trawling. Biologically, the unique diversity The diversity of species remains high, but
Area Condition and trend Confidence Excerpt from statement Comment Very good Good Poor Very poor Significant diversity of reef and island morphologies reflects ongoing geomorphic, oceanographic and environmental processes There remains a diverse range of reef and island morphologies. Most geomorphic, oceanographic and environmental processes remain in good condition, but some are declining, especially in the inshore southern two-thirds. GBR ↓  Complex cross-shelf, longshore and vertical connectivity is influenced by dynamic oceanic currents Most marine species and habitats are thought to remain well connected. There is increasing evidence of intensified flow and accelerated warming in the East Australian Current. GBR — ◐ Ongoing ecological processes such as upwellings, larval dispersal and migration Ecological processes remain in good condition in northern areas. Some processes are in poor condition inshore in the southern two-thirds of the Region and are deteriorating. GBR ↓ ◐ Ongoing erosion and accretion of coral reefs, sand banks and coral cays combine with similar processes along the coast and around continental islands Reef building is likely to be in good condition for much of the Region, especially in the north, but has been affected by cyclones and reduced coral cover, especially in the southern of the Region. GBR ↓ ◐ Extensive beds of Halimeda algae represent active calcification and accretion over thousands of years Halimeda beds are poorly studied, but are likely to be in very good condition given their isolation from land-based impacts and level of protection from trawling. GBR ↔ ◐ Biologically, the unique diversity The diversity of species remains high, but
gbr-state-party-report-2015.docx