Warming oceans bleach coral reefs

 | Updated: Jun 15, 2016, 07:50 AM IST
Coral reefs are bleaching because of ocean acidification due to climate change. This is the longest bleaching event recorded in history and is also affecting other marine organisms

A school of Manini fish pass over a coral reef at Hanauma Bay in Honolulu, Hawaii. Water pollution, ocean acidity caused by global warming are killing coral reefs.

A school of Manini fish pass over a coral reef at Hanauma Bay in Honolulu, Hawaii. Water pollution, ocean acidity caused by global warming are killing coral reefs.
(Photograph:Getty)

A researcher uses a dropper to feed Acropora coral in a lab as he studies multiple climate stressors and their impact on coral reefs.

A researcher uses a dropper to feed Acropora coral in a lab as he studies multiple climate stressors and their impact on coral reefs.
(Photograph:Getty)

A parrot fish feeds off the coral. Fish are dependent on coral for food and security.

A parrot fish feeds off the coral. Fish are dependent on coral for food and security.
(Photograph:Getty)

A Hawksbill sea turtle is seen swimming on January 15, 2012 at Lady Elliot Island, Australia. They are inhabitants of coral reefs and eat sponges.

A Hawksbill sea turtle is seen swimming on January 15, 2012 at Lady Elliot Island, Australia. They are inhabitants of coral reefs and eat sponges.
(Photograph:Getty)
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A University of Miami team places a piece of Orbicella Faveolata coral into a holding tank after collecting the sample from a living coral reef off the South Florida coast.

A University of Miami team places a piece of Orbicella Faveolata coral into a holding tank after collecting the sample from a living coral reef off the South Florida coast.
(Photograph:Getty)

Peter Gash snorkels with Oliver Lanyon and Lewis Marshall during an inspection of the Coral Gardens reef located at Lady Elliot Island, north-east of Bundaberg in Queensland.

Peter Gash snorkels with Oliver Lanyon and Lewis Marshall during an inspection of the Coral Gardens reef located at Lady Elliot Island, north-east of Bundaberg in Queensland.
(Photograph:Reuters)

Clown fish depend on coral to stay protected from predators. With coral bleaching, such organisms face loss of habitat.

Clown fish depend on coral to stay protected from predators. With coral bleaching, such organisms face loss of habitat.
(Photograph:Getty)