Julia Child reporting fellow Gabriela Glueck heads to Humboldt to speak with a community of seaweed evangelists.

Fueled by a marine heat wave that year that scientists dubbed “the blob,” and key predators absent, urchins devoured more than 90% of bull kelp forests in Northern California. South of the San ...

California’s offshore seafloors have been missing a massive, colorful predator that keeps kelp-munching sea urchins in check.

In their absence, purple urchins surged in population and chewed through entire undersea forests of bull kelp, which are the ...

OAKLAND, Calif.— The Center for Biological Diversity petitioned NOAA Fisheries today to grant Endangered Species Act protection to bull kelp, which faces grave threats from climate change and coastal ...

Inside, an experiment is playing out that gives a badly-needed boost to Northern California’s kelp forests — underwater cathedrals of green and gold that nearly vanished from the north coast a ...

For the past decade, California’s offshore seafloors have ... in population and chewed through entire undersea forests of bull kelp, which are the foundation for a rich marine ecosystem.

For the last decade, California's offshore seafloors have ... in population and chewed through entire undersea forests of bull kelp, which are the foundation for a rich marine ecosystem.