A woman has captivated attention online after a surfing trip in February led to weeks of pain and immobility—and then surgery in March. Pilates instructor Christina Black, 40, was surfing in her usual ...

With their pointy spines, sea urchins are not warm and fuzzy marine animals that people want to snuggle up to. While they are an essential part of the ocean’s ecosystem, they can puncture a person’s ...

New research has uncovered a mass die-off of sea urchins living in the Canary Islands—one that could signal an ongoing marine pandemic. Reading time 3 minutes An apocalyptic serial killer of sea ...

Sea urchins are ecosystem engineers, the marine equivalent of mega-herbivores on land. By grazing and shredding seaweed and seagrass, they control algal growth and promote the survival of slow-growing ...

A recent boom in the purple sea urchin population off the southern Oregon Coast appears to have had an indirect and negative impact on the gray whales that usually forage in the region, a new study ...

The mass mortality event was documented in the Canary Islands Researchers now fear that the pattern observed in the Canary Islands mortality event will also emerge in other regions around the world, ...

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, ...