Restoring underwater kelp forests by culling overgrazing sea urchins would deliver significant financial benefits, a new ...

Kelp forest ecosystems also have other urchin predators than just otters and they can also play a beneficial role. ... the red sea urchin commercial fishery is a big part of many livelihoods.

Kelp forest ecosystems also have other urchin predators than just otters and they can also play a beneficial role. ... the red sea urchin commercial fishery is a big part of many livelihoods.

Kelp forest ecosystems also have other urchin predators than just otters and they can also play a beneficial role. ... the red sea urchin commercial fishery is a big part of many livelihoods.

Sea otters float amid a forest of kelp off California’s Central Coast. Mario Tama / Getty Images. Sea otters are not just cute and lovable—they also help a crucial habitat flourish.

Sea otters are keystone species in kelp forests. Kelp forests rely on the top-down pressure sea otters exert via predation on sea urchins. By controlling the sea urchin population, they help ...

Restoring Port Phillip Bay’s dwindling kelp forests by culling overgrazing sea urchins would deliver more than $92 million in ...

Sea otters help keep kelp forests healthy by eating sea urchins, which would otherwise destroy the kelp. Without otters, urchin populations can explode, damaging the underwater jungles that ...

The sea stars consumed an average of 0.68 urchins a day, and when the urchins were starving, like they are in nutrient-poor urchin barrens, sea stars ate even more.

Raimondi explains, “Normally in a kelp forest, these native sea urchin grazers are living down, tucked away in the cracks and crevices because they don’t want to encounter predators.

A research team including a scientist from Oregon State University has provided the first experimental evidence that a species of endangered sea star protects kelp forests along North America’s ...

Kelp forest ecosystems also have other urchin predators than just otters and they can also play a beneficial role. ... the red sea urchin commercial fishery is a big part of many livelihoods.