They are a vital part of the kelp forest ecosystem, which provides food and shelter for diverse ocean species and is also a source of economic stability and recreation for fisherman and divers ...

Inside, an experiment is playing out that gives a badly-needed boost to Northern California’s kelp forests—underwater cathedrals of ... land and composted because they’re not a worthwhile food product ...

sea otters consume voracious kelp-eating sea urchins at a high enough rate that kelp forests continue to persist and provide habitat for numerous species. Without sea otters, sea urchins devour ...