print estuarine marine ecosystems

Estuarine and marine ecosystems assessment summary

State

Key finding—Condition of estuarine ecosystem health

Queensland’s estuarine aquatic ecosystems vary significantly in condition. Some are in good to very good condition while others do not meet standards for water quality.

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Indicator: Condition of estuarine ecosystem health
Report card Assessment grade Confidence in grade Confidence in trend
Great Barrier Reef Report Card 2016n/an/an/a
Wet Tropics Healthy Waterways Partnership report card n/a n/a n/a
Mackay-Whitsunday Healthy Rivers to Reef partnership report cardn/an/an/a
Fitzroy Partnership for River Health  report card

Grade: Good; trend: no change to report card gradeNo change to report card grade

Overall grade applies to freshwater and estuarine ecosystem health only.

100% confidence in grade100%

100% confidence in trend100%

Gladstone Healthy Harbour Partnership report card

Grade: Moderate; trend: no change to report card gradeNo change to report card grade

Overall grade applies to estuarine and marine ecosystem health only.

100% confidence in grade100%

100% confidence in trend100%

Healthy Land and Water South East Queensland report cardn/an/an/a
Condamine Catchment report cardn/an/an/a
QCatchment Bulloo n/an/an/a
QCatchment Paroo n/an/an/a
QCatchment Warrego n/an/an/a
QCatchment Nebine n/an/an/a
QCatchment Lake Eyre n/an/an/a
QCatchment Archer n/an/an/a
QCatchment Coleman n/an/an/a
QCatchment Ducie n/an/an/a
QCatchment Endeavour n/an/an/a
QCatchment Holroyd n/an/an/a
QCatchment Jacky Jacky n/an/an/a
QCatchment Jardine n/an/an/a
QCatchment Jeannie n/an/an/a
QCatchment Lockhart n/an/an/a
QCatchment Normanby n/an/an/a
QCatchment Olive-Pascoe n/an/an/a
QCatchment Stewart n/an/an/a
QCatchment Wenlock n/an/a n/a

Key finding—Condition of ecological processes

At a reef-wide scale, most ecological processes are considered to be in good condition; however the inshore southern two-thirds of the region are in decline.

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Indicator: Condition of ecological processes
Report cardAssessment gradeConfidence in gradeConfidence in trend
Great Barrier Reef Outlook Report

Grade: Good; trend: grade trending downwards

Trend in report card

50% confidence50%

50% confidence in trend50%

Key finding—Condition of marine ecosystem health

Queensland’s marine environments vary significantly in condition. Some are in good to very good condition while others do not meet standards for water quality.

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Indicator: Condition of marine ecosystem health
Report card Assessment grade Confidence in grade Confidence in trend
Great Barrier Reef Report Card 2016

Grade: Moderate; trend: grade trending upwardsTrend in report card

see report card n/a
Wet Tropics Healthy Waterways Partnership report cardn/an/an/a
Mackay-Whitsunday Healthy Rivers to Reef Partnership report cardn/an/an/a
Fitzroy Partnership for River Health report cardn/an/an/a
Gladstone Healthy Harbour Partnership report card

Grade: Poor; trend: grade trending downwardsTrend in report card

Overall grade applies to estuarine and marine ecosystem health only.

100% confidence in grade100%

100% confidence in trend100%

Healthy Land and Water South East Queensland report cardn/an/an/a
Condamine Catchment report cardn/an/an/a
QCatchment Bulloo n/an/an/a
QCatchment Paroo n/an/an/a
QCatchment Warrego n/an/an/a
QCatchment Nebine n/an/an/a
QCatchment Lake Eyre n/an/an/a
QCatchment Archer n/an/an/a
QCatchment Coleman n/an/an/a
QCatchment Ducie n/an/an/a
QCatchment Endeavour n/an/an/a
QCatchment Holroyd n/an/an/a
QCatchment Jacky Jacky n/an/an/a
QCatchment Jardine n/an/an/a
QCatchment Jeannie n/an/an/a
QCatchment Lockhart n/an/an/a
QCatchment Normanby n/an/an/a
QCatchment Olive Pascoe n/an/an/a
QCatchment Stewart n/an/an/a
QCatchment Wenlock n/an/a n/a

Pressure

Key finding—Climate change pressure on the Great Barrier Reef

At a reef-wide scale, climate related variables are already having an effect, and are predicted to continue to have far-reaching consequences for the reef ecosystem.

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Indicator: Climate change
Report cardAssessment gradeConfidence in gradeConfidence in trend
Great Barrier Reef Outlook Report

Grade: Very poor; trend: grade trending downwardsTrend in report card

100% confidence in grade100%

100% confidence in trend100%

Key finding—Coastal development pressure on the Great Barrier Reef

Changes to coastal habitat and reductions in connectivity are having an increasing effect on the region's ecosystem.

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Indicator: Coastal development
Report cardAssessment gradeConfidence in gradeConfidence in trend
Great Barrier Reef Outlook Report

Grade: Poor; trend: grade trending downwardsTrend in report card

100% confidence in grade100%

100% confidence in trend100%

Key finding—Direct use pressure on the Great Barrier Reef

At a reef-wide scale, direct use of the region is a significant economic contributor and its impact on the region’s ecosystem is projected to increase with population growth.

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Indicator: Direct use
Report cardAssessment gradeConfidence in gradeConfidence in trend
Great Barrier Reef Outlook Report

Grade: Good; trend: grade trending downwards

Trend in report card

50% confidence in grade

50%

50% confidence in grade

50%

Key finding—Land-based run-off pressure on the Great Barrier Reef

Declining marine water quality is one of the most significant threats to the reef however agricultural practices are improving, resulting in reductions in land-based run-off entering the region.

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Indicator: Land-based run-off
Report cardAssessment gradeConfidence in gradeConfidence in trend
Great Barrier Reef Outlook Report

Grade: Poor; trend: grade trending upwards

Trend in report card

100% confidence in grade

100%

100% confidence in grade

100%

Key finding—Crown-of-thorns starfish pressure on the Great Barrier Reef

Evidence suggests increased nutrient loads contribute to more frequent outbreaks of crown-of-thorns starfish — a major predator of coral — resulting in coral cover decline.

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Indicator: Crown-of-thorns starfish
Report cardAssessment gradeConfidence in gradeConfidence in trend
Great Barrier Reef Outlook Report

Grade: Very poor; trend: grade trending downwardsTrend in report card

50% confidence in grade50%

50% confidence in trend50%

Last updated 26 October 2018