Decline of the Great Barrier Reef

The decline of coral cover on the Great Barrier Reef due to Crown of Thorns Starfish, cyclones, and bleaching

30

25

Mean coral cover (%)

20

15

Coral

cover

0

1985

1990

1995

2000

2005

2010

Source: De’ath et al. 2012

Decline of the Great Barrier Reef

The decline of coral cover on the Great Barrier Reef due to crown-of-thorns starfish, cyclones, and bleaching

30

25

Mean coral cover (%)

20

15

Coral

cover

0

1985

1990

1995

2000

2005

2010

Guardian graphic | Source: De’ath et al. 2012

Decline of coral cover on the Great Barrier Reef

The decline of coral cover on the Great Barrier Reef due to crown-of- thorns starfish, cyclones, and bleaching

30

25

Mean coral cover (%)

20

15

Coral

cover

0

1985

1990

1995

2000

2005

2010

Guardian graphic | Source: De’ath et al. 2012

Decline of coral cover on the Great Barrier Reef

The decline of coral cover on the Great Barrier Reef due to crown-of-thorns starfish, cyclones, and bleaching

30

25

Mean coral cover (%)

20

15

Coral cover

0

1985

1990

1995

2000

2005

2010

Guardian graphic | Source: De’ath et al. 2012