This video captures the graceful movements of a dolphin swimming in the ocean. The dolphin, with its sleek, grey body, is seen gliding through the water with ease. The camera follows the dolphin as it moves, showcasing its dorsal fin and tail. The water is a deep blue color, and the sunlight filters through, creating a serene and peaceful atmosphere. There are no other creatures or objects in the video, just the dolphin and the vastness of the ocean around it.