1993). There are a number of other well-described examples where keystone species act as determinate predators. Sea otters (i) regulate sea urchin populations, which in turn feed upon kelp and ...

A devastating sea star plague triggered an unexpected ecological shift, creating a mussel boom that sea otters turned into a ...

Has the Term 'Keystone Species' Lost Its Meaning? Story by Lesley Evans Ogden, ... Among the tide pools of this isolated island, Salomon peered at the web of life on the rocks: ochre sea stars ...

New research led by Monterey Bay Aquarium reveals a surprising ripple effect in coastal ecosystems: the collapse of one ...

In the long term, the working group wants to get the sea stars back into the wild environment. They’re considered a keystone species because they like to eat urchins, including a purple urchin ...

Without sea stars to balance the food web ... Researchers are galvanized by the high stakes. If the keystone species puts a check on urchins, allowing kelp forests to heal, we could recover ...

Sunflower sea stars discovered taking refuge in fjords may offer clues to saving the critically endangered species from sea star wasting disease.

In 2013, a sea star wasting syndrome decimated populations of Pisaster along the west coast of North America and along the ...

SAN FRANCISCO— Responding to a petition by the Center for Biological Diversity, the National Marine Fisheries Service proposed today to protect imperiled sunflower sea stars as threatened under the ...

In 2013, a sea star wasting syndrome decimated populations of Pisaster along the west coast of North America and along the Monterey Peninsula in California, where this study was conducted. The orange ...