Sea otters are often portrayed as lovable and relaxed animals that spend their time goofing around. Or, simply floating on their backs in the water with their special rock. While this image is ...

The Gulf of Maine is warming 99 percent faster than the rest of the ocean, with devastating repercussions for all marine life, from kelp to finfish to lobster. “It’s harder and harder to find ...

In underwater experiments off Alaska, red sea urchins kept their distance from kelp blades placed near caged sunflower sea ...

Forests of kelp, a fast-growing brown algae, provide food and habitat for hundreds of marine species and absorb greenhouse gases that might otherwise hasten climate change. Yet kelp is also highly ...

Sunflower sea stars — recently decimated from the ocean off western Mexico, California, Oregon and Washington — are like wolves of the kelp forest, eating sea urchins that will overgraze if ...

"They eat a lot of sea urchins," said Southern Sea Otter Recovery Coordinator Lillian Carswell. "And by eating a lot of sea urchins, they help to defend the kelp from overgrazing.

Newly discovered kelp fossils peg their existence to 32 million years ago. These fossils may help explain how the Pacific Ocean's underwater 'forests' came to be.

In underwater experiments off Alaska, red sea urchins kept their distance from kelp placed near caged sunflower sea stars, ...

Kelp forests once grew thick here, but have been grazed down by growing populations of sea urchins, in this image from 2020. According to a status report released by the Oregon Kelp Alliance in ...