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Help the Kelp

Declining kelp forests are a serious environmental concern, and there are several ways to help address this issue.

Off California's North Coast, an underwater forest has all but vanished — a 95% collapse in bull kelp along 350 miles of coastline, gone in the space of a decade. These towering algae aren't just scenery; they're nurseries for rockfish, larders for otters, and some of the fastest carbon-capturing life on the planet, growing up to ten inches a day when conditions allow. Now the ocean's equivalent of the redwoods needs the same kind of defenders who've long fought for its terrestrial cousins. Below are ways to get in the water, get involved, and get loud for kelp — whether you're a diver, a data-gatherer, a donor, or just someone who wants these forests standing for the next generation.

Looking to dive deeper?

Order Forest of the Sea: The Remarkable Life and Imperiled Future of Kelp by David Helvarg.

This inspiring new book explores kelp’s rich history, global importance, the threats it faces, and the growing movement to restore underwater forests. The book has been recognized by Publishers Weekly as one of the top science books of the season, with strong early praise from leaders in ocean conservation.

Sequoias of the Sea: The Vanishing Kelp Forests of California

More than 95% of the kelp forests have disappeared along the Northern California Coast.

SEQUOIAS OF THE SEA tells the story of the environmental, cultural and economic destruction impacting a coastal town that has lost its coastal kelp forest. It’s a deep dive into the lives of fishermen, tribes, scientists, and a community working to restore a habitat devastated by a warming climate.

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Dive In

The Reef Check Kelp Forest Monitoring Training course is designed to provide participants with the skills and experience to complete the Reef Check Kelp Forest Monitoring survey protocol accurately. In addition to direct survey methods, the training will address safe diving practices, techniques of research diving, sampling design and theory, general marine ecology including species identification and interactions, and the importance of monitoring to meet marine management needs.

Reef Check Kelp Monitoring

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WHALE TAIL License Plate

Support ocean conservation by getting an official license plate issued by the Department of Motor Vehicles for vehicles registered in California. Sponsored by the California Coastal Commission, proceeds from the sale of the plates support a wide array of coastal education, conservation, and environmental enhancement projects throughout the state, with funds administered by the Coastal Commission, the State Coastal Conservancy, and the California Natural Resources Agency.

License Plate

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Solstice Sea Star Search

Sea star wasting syndrome decimated sea star populations along the entire West Coast between 2013 and 2014, hitting sunflower sea stars (Pycnopodia helianthoides) particularly hard. Many species are still struggling to bounce back—and the sunflower star may even be considered locally extinct in some areas. We lack data on many sea star species and need your help to gather more information on where these species are found.

Because tides are at their lowest point in December and June due to the winter and summer solstices, it's the best time of year for California beachgoers to search for sea stars—and make a difference for the recovery of these important species.

Join the Search

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Snapshot Cal Coast

Help us document California's incredible biodiversity on your own or at a bioblitz event near you.

Every summer, the California Academy of Sciences—with support from the California Ocean Protection Council, the California Department of Fish and Wildlife, the MPA (Marine Protected Area) Collaborative Network, and many other partners—mobilizes communities from Del Norte to San Diego to make and share observations of plants, animals, and seaweeds along the California coast using the iNaturalist app.

Join Snapshot

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Join the Kelp Challenge

The Kelp Forest Challenge is a global movement to raise our connection to the ocean and ultimate protect and restore 4 million hectares of kelp forests by 2040.

Anyone can get involved, it doesn't matter if you are a snorkeller, CEO, scientist, artist, Prime Minister, or ocean lover you can join the movement.

Make a Pledge

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Mysterious World of Bull Kelp

Above/Below is an ocean literacy campaign to raise awareness about kelp forests across the Northeastern Pacific. This webstory, The Mysterious World of Bull Kelp, is currently the centerpiece of our campaign—celebrating the power of art and science to tell the bull kelp story.

The bull kelp forest is a fascinating and complex place with lots of different organisms interacting with each other in different ways in different places. We hope you are curious about it!

Dive In

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Reduce Your Carbon Footprint

Kelp forests are experiencing alarming declines globally due to climate change and marine heatwaves. Reducing your use of fossil fuels can help all ecosystems and lead us to more resilient kelp forests.


Use The Nature Conservancy’s interactive calculator to learn your carbon footprint and actions to take to reduce it.

Reduce Your Carbon Footprint

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More Kelp Resources

The Nature Conservancy: California Kelp Program 

Noyo Center for Marine Science, Fort Bragg

Waterman’s Alliance part of the Casper Cove Project 

Greater Farallones Association: Kelp Restoration Program

Reef Check - Kelp Forest Program

Giant Giant Kelp Restoration Project Tankers Reef, Monterey CA

Sunflower Sea Star Lab, Moss Landing, CA

The Mysterious World of Bull Kelp: Exploring the Kelp Forests of the North Pacific Coast

Last Forests Project: Film about Northern California kelp forests

Kelpwatch.org: Monitoring kelp for conservation

Seatrees: Protecting kelp forest habitats

Kelp Forest Alliance: A global home for kelp forests

Sea Change Project: Community of scientists, storytellers, journalists and filmmakers who are dedicated to Great African Seaforest.