Sea urchins eat kelp – but new research shows their diets and relationships with kelp forests are more complex than commonly thought.
Articles on Sea urchins
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The loss of one iconic species, sunflower sea stars, unleashed a voracious eater of seagrass habitats and upended the coastal ecosystem. But the response has opened new business opportunities.
Sharks easily consumed large, spiky sea urchins – sometimes in just a few gulps. See it for yourself, in our new Footage from the Field Series.
Controlling invasive sea urchins is expensive. Why not make it profitable by fishing for them and selling their roe as a delicacy?
A solution for managing the growing populations of long-spined sea urchins may not be clear at the moment, but there is a path forward.
The discovery of a unique 510 million-year-old fossil in a Pennsylvania churchyard offers new clues into how early life evolved on Earth.
Purple sea urchins have been found to be able to evolve extremely rapidly in relation to their environment. Experiments conducted…
Top contributors
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Research Affiliate in Marine Ecology, University of Newcastle; University of Tokyo
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Professor, Ecology and Biodiversity, University of Tasmania
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Research Fellow (Dive Fisheries), University of Tasmania
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Científico Titular (Paleontólogo), Instituto Geológico y Minero de España (IGME - CSIC)
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Professor of fisheries and international development, University of Wollongong
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Professor of Ecology Evolution and Marine Biology; Director of the Marine Science Institute, University of California, Santa Barbara