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April 30, 2021

Jellyfish produce two vortex rings when they swim

Researchers found when jellyfish swim, they produce two vortex rings -- donut-shaped bodies of fluid underneath their translucent bodies that spin in opposite directions.

[Research supported by U.S. National Science Foundation grant OCE1829945.]

Learn more about this research in the University of South Florida news story Study reveals jellyfish create a 'virtual wall'’ to enhance performance. (Date of image: January 7, 2021; date originally posted to NSF Multimedia Gallery: April 30, 2021)

Credit: Brad Gemmell, associate professor of integrative biology, University of South Florida

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