Fishy Sounds

Baby fish may home in on reef noise to find a place to live.

By Kate Ramsayer, 00:00 AM April 8, 2005

Although coral reefs look peaceful, they're noisy places. Shrimp make popping noises that sound like bacon frying in a pan. Fish click their jaws or make rumbling sounds as they swim around.

Such a loud, continuous racket may sound strange to snorkelers, but new experiments suggest that this reef noise attracts baby fish looking for a place to settle down.

Coral reefs snap, crackle, and click with the calls of various residents, and baby fish appear to home in on those sounds.

Coral reefs snap, crackle, and click with the calls of various residents, and baby fish appear to home in on those sounds.

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