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Picture a coral reef, Even if you're not an avid snorkeler or diver,

chances are that movies and childhood trips to the aquarium have given you some sense of

how vibrant and lively these ecosystems can be.

Maybe you've even seen photos of what happens to a reef when it loses that vitality,

something that's becoming increasingly common due to bleaching events and other ecological disasters.

But do you know what a sick reef sounds like?

For Scientific American Science Quickly, I'm Rachel Feldman.

According to today's guest, a reef at its peak sounds something like this.

But when a reef falls on hard times, things can go awfully quiet.

I'm joined today by Conservation Bioacoustics researcher Ayla Kayshaha Davidson who studies the changing soundscape of the sea.

So Dr Davidson, why is it important that we listen to the sound of a coral reef?

It's quite an exciting space when you think about how far our understanding and learning has

come for the ocean in general, but then coral reefs in particular if you think about how

...