California’s kelp forests are dying. Preservation isn’t the only way to save them. The kelp forest area has shrunk due to a combination of silt from agricultural run, sea urchin blooms and ...

Purple sea urchins are devouring the kelp forest off California's coast. To help the forest survive, researchers are trying to make these urchins a delicacy on menus at seafood restaurants.

The kelp forests off southern California are considered to be some of the most diverse and productive ecosystems on the planet, yet a new study indicates that today's kelp beds are less extensive ...

Aquarium researchers found that in Northern and Southern California, within the last century, the kelp forest has declined drastically by 63 and 52 percent, respectively. Meanwhile, in Central ...

Bull kelp (seen here at Pescadero Point) is the dominant species of canopy-forming kelp in Northern California. (Credit: Steve Lonhart/NOAA, MBNMS) (CN) — Northern California’s kelp forests have ...

In fact, the Northern California coast has lost more than 95% of its kelp forests in the last eight years. Joshua Smith is a Ph.D candidate at UC Santa Cruz, where he studies different sea species. He ...

Aquarium researchers found that in Northern and Southern California, within the last century, the kelp forest has declined drastically by 63 and 52 percent, respectively. Meanwhile, in Central ...

The kelp forest tripled in size from the peak of glaciation 20,000 years ago to about 7,500 years ago, then shrank by up to 70 percent to present day levels, according to the study by Rick Grosberg, ...

A rare, giant starfish could hold the key to restoring kelp forests on the California coast. April 11, 2025. L.A. fire contaminant levels could sicken the marine food chain, new tests show.

Mar. 8, 2021 — Sea otters maintain the balance of kelp forest ecosystems by controlling populations of sea urchins, which are voracious kelp grazers. Since 2014, however, California's kelp ...