Marine scientist and artist Ethan Estess dives into the dangers of overfishing top predators (sharks!) and the current state of Blue Fin Tuna, and then discusses his show-stopping design projects, including his Pipeline sculpture and Golf Ball Wave. Show Notes: More on Ethan Estess:  Learn more about Ethan's non-profit Countercurrent Check out our work with Fore The Waves at the Freshwater Pro presented by Outerknown and at The Ohana Festival Flotsam + Jetsam!  Upcoming events: DEC 6 - Find a climate strike near you! Here are some groups that are organizing: https://globalclimatestrike.net/ https://www.fridaysforfuture.org/ https://www.sunrisemovement.org/climatestrike https://www.climatecouncil.org.au/ DEC 7 - Support the North Shore Community Land Trust as they work to protect Hawaii's coast and some of our favorite waves!  This week's ocean news: Warming Waters, Moving Fish: How Climate Change Is Reshaping Iceland (New York Times) Coal Knew, Too (Huffington Post) #OceanOptimism! Scientists spot critically endangered vaquita porpoises with babies (San Diego Union Tribune) As always, you can learn more about WSL PURE at wslpure.org. Find us on Instagram, Facebook, or Twitter, or just shoot us an email at [email protected].