2016 has seen mass bleaching on the Great Barrier Reef

Pacific Ocean

Papua New Guinea

Australia

Great Barrier Reef

1% severely bleached, 25% not bleached

33% severely bleached, 10% not bleached

81% severely bleached

Pacific Ocean

Papua New Guinea

Australia

Great Barrier Reef

1% severely bleached, 25% not bleached

33% severely bleached, 10% not bleached

81% severely bleached

Source: ARC Centre of Excellence for Coral Reef Studies