From the video description

Darrell Raley was out on a adventure with friends on the Buffalo River, when they went through a small set of rapids with his trusty little mate relaxing ahead of him.

What he was not expecting was for his trusty pooch to make a small leap into the waters after he was startled by splashing water and almost pitched out. Even though the dog has its own Petco Doggy Lifevest for such situations, Darrell was able to quickly reach over and grab his little mate.

Pooch just shakes it off like a pro ……