More than 90% of kelp forests have disappeared in Northern California after a devastating underwater heat wave struck the coast. Now, researchers at UC Santa Cruz are trying to save what was left ...
Sea otters in California are helping to protect kelp forests from an invasion of purple sea urchins. NBC News' Gadi Schwartz visits the Monterey Bay Aquarium to talk to research scientists and to dive ...
It also offers daily behind-the-scenes tours. Other highlights include a two-story, 70,000-gallon giant kelp forest and a blue penguin exhibit (blue penguins are the world's smallest penguins).
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