Fish lose their fear on a denuded reef

By Sarah Zielinski, 15:10 PM February 20, 2014

Coral reefs are biological hotspots, valued for both their beauty and biodiversity. But there is no reef that has been left untouched by humans. Thirty percent of the world’s reefs have been completely destroyed or left severely degraded, and 60 percent are facing extinction by 2030. Just how that destruction filters through the food web, though, is bound to be complicated.

For example, you might expect that a juvenile fish that makes its home on a dead coral reef would be more vulnerable to p...

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