Baby Corals Listen for a Home

Photo by Nataraj Metz

I always knew that coral was alive, but I never imagined it as a baby, or as a group of babies, swimming around in the ocean, away from their reefs. But that’s what happens. Baby coral, in their larval form (which, according to Science Daily looks like “an egg with hairs”) search their surroundings to find a nice coral reef to settle in and grow up. The question is, how do they find their new home?

In a recent study published in PLoS ONE, Dutch scientists have discovered that coral larvae do this by using sound. It

Read on…

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Jellyfish and Ocean Mixing

Image by Lab2112

It had long been wondered whether the animals in the ocean; whales, fish, even jellyfish, could have an effect on the movement of waters. In July of 2009, Kakani Katija and John Dabiri from the California Institute of Technology did an experiment that showed just how jellyfish moved water around. The shape of the waters’ movement was not what they expected, and plays a role in of ocean mixing.

See a video and learn more about it here

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