The sunflower sea star is a big starfish — more than 3 feet across — that roams the ocean floor in orange, yellow and purple. These invertebrates can grow as many as 24 arms, and they’re ...

Meanwhile, a disease known as sea star wasting syndrome has wiped out 90 per cent of sunflower starfish since 2013, leaving the urchins to graze the kelp unchecked. On one rocky reef alone ...

“Urchins aren’t an invasive species, which is a common misconception – they are native to our coastline – but we have lost nearly all of all the urchins’ predators, including sea otters and sunflower ...

A tiny sunflower sea star attached to a lid. (Sage Alexander) “Space and money is essentially the big drawback right now,” said Colbiey Pitt, who worked on the project during his undergraduate ...

Scientists are worried about chemicals from burned materials (heavy metals, plastics, fire retardants) polluting the ocean.

Scientists in California are making a concerted effort to bring back a giant, endangered starfish species that could hold the key to replenishing the West Coast's depleted kelp populations, according ...