coral bleaching

Ocean Hero Finalists: Dylan Vecchione

Posted Wed, May 25, 2011 by Emily Fisher to activism, coral bleaching, coral reefs, dylan vecchione, hawaii, junior ocean heroes, kids, ocean acidification, ocean hero finalists, reefquest

Dylan explores a coral reef.

This is the eleventh in a series of posts about this year’s Ocean Hero finalists.

Today’s featured junior ocean hero finalist is 12-year-old Dylan Vecchione, who was nominated for his commitment to coral reef conservation.

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A Third of Reef Fish Face Extinctions from Climate Change

Posted Fri, Feb 18, 2011 by Matt Huelsenbeck to butterflyfish, climate change, coral bleaching, coral reefs, ocean acidification

A blacknosed butterflyfish. © Oceana

When you picture the impacts of climate change, what animal comes to mind? Is it a polar bear floating on a thin chunk of ice, or maybe another cold climate species losing habitat like a walrus or a penguin?

Add butterflyfish to your thoughts about climate change, because a new study predicts that they, along with one-third of all coral reef fish, are losing reef habitat and are locally threatened with extinction from climate change.

Coral reefs are threatened by two aspects of carbon dioxide emissions, ocean acidification and climate change. Corals are susceptible to sustained periods of warmer water temperatures due to climate change, which causes them to bleach when they expel algae, turning them white.

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