Nearly 2,000 Volunteers Just Answered the Ocean's Biggest Question

How To Protect The Ocean · Jul 14, 2026 · 11m · transcript

For more than a decade, almost 2,000 volunteers have walked California's beaches with clipboards, counting every swimmer, surfer, angler, and boat they see. It sounds simple, maybe even a little strange. But that pile of data, more than a million tally marks collected between 2012 and 2020, just answered a question marine scientists have debated for years: do marine protected areas actually work in the real world, not just on paper?

In this episode, we walk through what researchers found when they finally pulled that decade of volunteer data together. We look at how the MPA Watch program…