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, ...

Before 2013, divers on North America's west coast rarely saw purple sea urchins. The spiky animals, which are voracious kelp eaters, were a favorite food of the coast's iconic sunflower sea stars. The ...

For years, it has been one of the biggest mysteries in marine biology: What is killing the starfish? Since 2013, billions of sea stars, an elegant ocean species commonly known as starfish that are a ...

If you liked this story, share it with other people. Since 2013, sea star wasting disease, worsened by warming oceans, has wiped out 99% of sunflower sea stars from Washington state to Mexico, ...

Before 2013, divers on North America’s west coast rarely saw purple sea urchins. The spiky animals, which are voracious kelp eaters, were a favorite food of the coast’s iconic sunflower sea stars. The ...