Purple sea urchins, beware: There’s a purple urchin-eating predator on the horizon — and its name is the sunflower sea star. That’s the plot line coming from a small upstart research facility in Moss ...

There has much coverage of the plight of sunflower sea stars, the large starfishes with 16 to 24 arms that inhabit the ...

Their disappearance, combined with a massive marine heat wave called “the blob,” set off a cascade of catastrophic ecological changes that turned these kelp biodiverse hot spots into vast sea urchin ...

University of Washington scientists continue to take steps toward replenishing the sea star population, a species that was wiped out along the West Coast more than a decade ago. The scientists spent ...

A sudden, unexplained mass die-off is decimating sea urchins around the world, including catastrophic losses in the Canary ...

The sunflower sea star (Pycnopodia helianthoides) can be found throughout intertidal and subtidal coastal waters of the northeast Pacific Ocean, from Alaska to at least northern Baja California, ...

In Nature Ecology & Evolution, a group of researchers reveal the cause of sea star wasting disease (SSWD). This discovery comes more than a decade after the start of the marine epidemic that has ...

University of Washington scientists continue to take steps toward replenishing the sea star population, a species that was wiped out along the West Coast more than a decade ago. The scientists spent ...