Catherine Breed swims 900 miles along California coast, sets record
Yahoo Sports • 1 min read • Latest: Oct 19, 2026, 2:25 AM
Last updated Oct 19, 2026

Catherine Breed, a 33-year-old marathon swimmer from Mill Valley, made history by completing a 900-mile swim along the California coast on October 18, earlier than her expected November finish. She began her journey at the Oregon border on July 1, averaging over 10 miles a day while facing challenging Pacific waters. Throughout the swim, Breed received support from a team that provided sustenance and navigated her through difficult sections. She previously competed at the University of California, Berkeley, and is an advocate for ocean conservation through her nonprofit, Sea Dreamers.
- •Breed completed the swim in four months, finishing on October 18.
- •She swam past key landmarks like the Golden Gate Bridge and Point Conception.
- •The swim was a collaborative effort involving a support crew and a sailboat.
- •Breed aims to inspire others to care for the ocean through her experiences.
- 2:25 AMYahoo Sports — Mill Valley swimmer completes unprecedented 900-mile swim down California coast
"The marathon swimmer from Mill Valley completed the swim earlier than expected.
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