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Ocean Currents Radio Program

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Ocean Currents is hosted by Cordell Bank National Marine Sanctuary on KWMR, community radio for West Marin in Northern California. The show hosts ocean experts about research, management issues, natural history, and stewardship associated with marine environment, especially in our National Marine Sanctuaries.

Ocean Currents is hosted by Cordell Bank National Marine Sanctuary on KWMR, community radio for West Marin in Northern California. The show hosts ocean experts about research, management issues, natural history, and stewardship associated with marine environment, especially in our National Marine Sanctuaries.
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Ocean Currents is hosted by Cordell Bank National Marine Sanctuary on KWMR, community radio for West Marin in Northern California. The show hosts ocean experts about research, management issues, natural history, and stewardship associated with marine environment, especially in our National Marine Sanctuaries.




Looking upstream for solutions to reduce marine debris and carbon emissions: Recycling 101

Recycling and reducing waste is a significant way to reduce the threat of marine debris and reduce carbon dioxide emissions that contribute to a warming planet.


Helping Kelp on the Northcoast of California

With an unprecedented loss of kelp coverage on the Marin/Sonoma coast, the State Fish and Wildlife and Greater Farallones National Marine Sanctuary worked with experts to create a plan to understand the issue more and look to ways to protect and restore this vital habitat to the best of our abilities.


Hope for People and the Ocean

The Honorable Dr. Jane Lubchenco gave a lecture titled Hope for People and the Ocean at the SF State Estuary and Ocean Science Center in November, 2018. Listen in to hear about how policies have worked to bring overfished fisheries back and how new collaborations bring natural and social scientists together to focus on problems facing the ocean. Positively Ocean at the end focuses on how elephant seals have rebounded and how the Point Reyes National Seashore is working to protect them and...


Do open ocean cleanups address our growing ocean trash problem effectively and California's new straw law!

Guests: Dr. Denise Hardesty of Commonwealth Scientific and Industrial Research Organization (CSIRO) and Lisa Kaas Boyle Learn about the latest research about the accumulating marine debris problem in our global ocean. Do open ocean cleanup efforts effectively address the issue? On the second half of the show, learn about the new Straw law in California.


Part one: Reef Safe Sunscreen, what you need to know! Part two: natural history intensive on local beach ecology; sandhoppers, shrinking beaches, kelp and more!

Part one: Dr. Craig Downs of the Haereticus Environmental Laboratory talks about the devastating findings about coral reef loss and the contribution of sunscreen chemicals to that loss, find out what these chemicals are and how to avoid them when protecting yourself from the sun. Part two: Marin/Sonoma beaches are among the finest in the world with beauty, ruggedness and biological diversity! Dr. Karina Nielsen of the Estuary and Ocean Science Center at SF State University shares her...


Slowfish and hiking the California Coastal Trail

Hear highlights from the 2018 Slowfish conference hosted by SlowFood San Francisco, bringing fishermen, buyers and chefs together to move towards "good, clean and fair fish" practices. On the 2nd half of the show hear about an amazing journey down the CA Coastal Trail with three UCSB Bren School of Environmental Science and Management graduates who took up the cause of raising awareness about the CA Coastal Trail and identifying whats needed to complete it by hiking the entire thing!


Heirs to our Oceans-youth taking on ocean awareness and conservation

Meet a few of the Heirs to our Oceans who are a rising tide of young leaders who are taking on ocean conservation through education and activism.


Tomales Bay: whats going on upstream and downstream

Terry Sawyer, co-owner of Hog Island Oyster Company, board foundation member of the Tomales Bay Watershed Council and elected board member to the Marin Resource Conservation District talks about what projects are happening to address the health of Tomales Bay. As a stakeholder and oyster farmer, the health of the bay is of utmost importance, learn about upstream conservation actions and downstream monitoring activity that are helping all stakeholders learn more about this incredible body...


The Return of Harbor Porpoise to San Francisco Bay

Harbor porpoise disappeared from San Francisco Bay in the 1960's and 70's and in recent years have returned heartily. Biologist Bill Keener from the Golden Gate Cetacean Society talks about their return and filmmakers Jim Sugar and Jessica Sison talk about the film The Return of the Harbor Porpoise to San Francisco Bay, a award winning film that documents the history and good news story of the return of the porpoises to the once periled waters of the bay.


Sea Foraging the Northern California Coast

Hear some salty stories about sea foraging/fishing on the Northern CA coast as written about by expert sea forager/educator/fish monger Kirk Lombard.


Wheres all the Sand going?

Guest Dr. Aurora Torres of the German Centre for Integrative Biodiversity Research talks about the growing crisis of sand mining. Overexploitation of global supplies of sand is damaging the environment, endangering communities, causing shortages and promoting violent conflict. Learn how an international team is looking at this issue through a systems integration approach.


California Marine Protected Areas-5 years after implementation-where are we now?

Guest Cyndi Dawson a lead policy advisor on the Marine Protected Area Network in CA to the CA Ocean Protection Council, part of the CA Natural Resources Agency talks about the status of the entire state network of MPA’s, what baseline monitoring, education/outreach, enforcement and ongoing community partnerships are doing to help better manage and plan for the best possible outcomes for improving biomass in and outside of MPAs.


Sex in the Sea

Author Marah J. Hardt shares stories from her book Sex in the Sea: Our Intimate Connection with Sex- Changing Fish, Romantic Lobsters, Kinky Squid, and Other Salty Erotica of the Deep (book title)


Ceramacists helping seabirds (pt.1); Volunteer scientists help inventory coastal species during California coastal "bioblitz"

Ecologists from Oikonos Ecosystem Knowledge partnered with a mix of collaborators including ceramacists to help breeding seabirds that were losing habitat to erosion. On the 2nd half of the show, learn about how the California Academy of Sciences is mobilizing coastal visitors to "bioblitz" and share observations with photographs and I naturalist to track changing species ranges.


Do plastics in the ocean smell like food to ocean seabirds?

"If it smells like food, and looks like food, it must be food right?" New research highlights how plastics may take on the smells of typical food that seabirds like to eat. Learn more about this recent research with marine ecologist and UC Davis graduate Dr. Matt Savoca.


Restorative 3_D Ocean Farming

Learn about a new method for ocean farming designed to restore ocean ecosystems, mitigate climate change, and create blue-green jobs for fisherman. Bren Smith of Greenware shares how he left the field of commercial fishing to look for a sustainable model to continue to put food on people's plates.


West Coast Rockfish Conservation Areas

The Pacific Fisheries Management Council instituted Rockfish Conservation Areas in 2002 in response to several species of valuable rockfish being designated "overfished." Learn about what they are, and what has changed in 14 years since the closure went into effect and what the future may hold for these long lived and tasty fish.


The Vital Role of Krill in our World Ocean

Krill are a keystone species, many animals in the food web depend on the success of this critical prey item. Jeff Dorman of the Farallon Institute talks what research and modeling tells us about the dynamics of krill. Some natural history, some research and regional conservation initiatives are discussed.


Blue Carbon: Why restoring coastal wetlands can help combat climate change

While efforts move forward to figure out ways to reduce global greenhouse gases and carbon emissions, efforts are also moving forward to figure out ways to sequester carbon. All along we've known marshes and coastal wetlands were good for habitat and fisheries and storm buffering and carbon storage, but the amount these blue/green edges can pull carbon out of the atmosphere, store it and provide a multitude of ecosystem services is a win win for the environment. Learn about how agencies and...


Seamount protections proposed and explorations in the Greater Farallones National Marine Sanctuaries

California Seamount Coalition director, Samantha Murray shares the latest campaign to add protections to significant seafloor features off the California coast. Also, in later August the E/V Nautilus will be exploring in the Greater Farallones NMS deploying its deep sea ROV's in deep sea coral habitats and shipwreck regions. Learn how everyone can explore real time via telepresence. Also learn about some coastal maritime archeology efforts happening along the Sonoma coast at Fort Ross...