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How to eavesdrop on kelp

Listening to underwater forests could help monitor ocean health

kelp bed

HEAR THIS  Projected sound reverberating through a kelp bed can tell scientists about the ecosystem, a new analysis shows. The approach may lead to a cheap, efficient way to monitor the health of kelp forests.

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By Rachel Ehrenberg

- More than 2 years ago

BOSTON — If kelp growing in an underwater forest makes a sound, such noises could be used to keep tabs on ocean health.