The Del Mar Surf Dogs Surf-A-Thon is hosted by The Helen Woodward Animal Center. It’s the largest dog surfing competition in the world, raising funds for orphaned pets. The competition includes Doo the Dah for Dogs, Dog Surfer Heat, and Six Legged Package. Join surfing dogs in San Diego for the Annual Surf Dog Surf-A-Thon Dog Surfing Competition! Dog surfing in San Diego means more than just a great time – all proceeds help rescue pets too! Surf Dog Surf-A-Thon is a dog-friendly summer event with lots of fun family beach activities in addition to the free-to-watch dog surfing competition, so come on down!