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Coral Reefs

SciShow Tangents

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Coral Concerts Sound Like a Sex Blanket

Scientists had previously recorded sounds Around the Great Barrier Reef And found that when they played those recordings For juvenile fish The sounds taken from areas After they had begun degrading Were less appealing. They decided to see If they could use the sound of a healthy reef By setting up 33 patches of coral rubble in 2017. One group stayed as is While the other two were surrounded by loud speakers That played recordings at night Taken at a healthy reef. Researchers described the audio as like a loud crackly sound Like frying bacon And this is the sound of snapping shrimp cause There's also various grunts and whooping sounds Which come from fish in the reef. At the end of 40 days there were twice as many juvenile fish

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