Guardian: Coral graveyard: the aftermath of bleaching on the Great Barrier Reef in pictures
Dead and dying coral at Lizard Island on Australias Great Barrier Reef. The once brilliant coral is blanketed by seaweed a sign of extreme ecosystem meltdown. These exclusive photographs are from a series taken by not-for-profit the Ocean Agency as part of its work around the world documenting the longest coral bleaching event in history
* Great Barrier Reef: a catastrophe laid bare.