Song of the sea

Can you tell a reef's health based on its song? This computer program can

by Jennifer Walter
A healthy coral reef
Tim Lamont, University of Exeter

Left: Tim Lamont, University of Exeter, Right: The Ocean Agency

The visual difference between a healthy coral reef and a degraded one is striking.

The sounds of healthy and unhealthy reefs are different, too — but for an untrained ear, they’re not as easy to decipher.

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