![A Surfing Dog stays on the board as a big wave crashes during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/30/a232bd6b82ed4366969a746bdfc0ed1d.jpg)
A Surfing Dog stays on the board as a big wave crashes during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)
![Surfing Dogs stay on their boards as waves crash during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/30/afe4669953244cc8be5c615ecf321ca1.jpg)
Surfing Dogs stay on their boards as waves crash during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)
![A Surfing Dog leaps off the board during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/30/dfb56cf0741f41169b12289aa44be128.jpg)
A Surfing Dog leaps off the board during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)
![Surf Dogs ride a wave in tandem during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/30/e041a71f07c84483922d4690d36f83b3.jpg)
Surf Dogs ride a wave in tandem during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)
![Surfer Ryan Thor poses with his Surf Dog Prince Dudeman during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/09/30/62eb0a4b603f4cccbf6b38d6607ce452.jpg)
Surfer Ryan Thor poses with his Surf Dog Prince Dudeman during the 10th annual Surf City Surf Dog contest in Huntington Beach, California, Sept. 29, 2018. (Photo/Agencies)