Learn more about the different boats that fill San Francisco Bay in our web story.
Reported by Kelly O'Mara. Bay Curious is made by Olivia Allen-Price, Jessica Placzek, Katie McMurran, Suzie Racho, Paul Lancour and Ryan Levi. Additional support from Julie Caine, Vinnee Tong, Ethan Lindsey, Carly Severn, Holly Kernan and David Weir.
Theme music by Pat Mesiti-Miller.
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Follow Olivia Allen-Price on Twitter @oallenprice.