Print PageOutlook Online 2009
Current state and trends of physical processes
Ocean currents
Ocean currents vary naturally and there is insufficient evidence to know if patterns are changing in the Great Barrier Reef.
- Large scale ocean currents affecting the Great Barrier Reef
- Ocean currents and the Great Barrier Reef
Cyclones and wind
There is no evidence of more frequent cyclones but there is evidence of increased intensity.
- Climate variations influence the shape of cays and islands on the Great Barrier Reef
- Number and severity of cyclones occurring in the Great Barrier Reef Region 1970-2006
Freshwater inflow
Freshwater flows may be affected by drainage patterns in the catchment.
- Freshwater flows to the Great Barrier Reef
- Freshwater discharge to the Great Barrier Reef
- Composition and distribution of flood plumes in the Great Barrier Reef
- Submarine groundwater discharge into the near-shore zone of the Great Barrier Reef
- Nitrogen ecophysiology of Heron Island
Sedimentation
Exposure of the Great Barrier Reef to terrestrial sediments has increased, especially in inshore areas.
- Great Barrier Reef exposure model: total suspended solids
- Coral record of increased sediment discharge to the Great Barrier Reef since European settlement
- Sediments
Sea level
Sea levels have risen in the Great Barrier Reef and are projected to rise further.
Sea temperature
Average water temperature across the Great Barrier Reef is increasing.
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Free Zoning Maps
If you're heading out on the water, don't forget your free Zoning Map so you know where you can go and what you can do.
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Whale of a time
The Great Barrier Reef is a hive of activity. If you're lucky enough to see a humpback whale from May to September, make sure you keep a safe distance.
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Important milestone
We're delighted to celebrate the 30th anniversary of the Great Barrier Reef Marine Park's World Heritage listing.
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Visit the Reef
Visit our Great Barrier Reef and discover its amazing plants, animals and habitats. There are a range of tourism experiences on offer.
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What you can do
Everyone has a role to play in protecting our Great Barrier Reef. Find out what you can do to help protect this Great Australian icon.
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Report marine strandings
If you see sick, dead or stranded marine animals please call RSPCA QLD 1300 ANIMAL
(1300 264 625) -
Climate Change and the Great Barrier Reef
A Vulnerability Assessment: of the issues that could have far-reaching consequences for the Great Barrier Reef.
