The video shows a seal swimming underwater in a clear blue ocean. The seal is black and has a long, pointed nose. It is swimming near the bottom of the ocean, where the sand is visible. The seal's body is sleek and streamlined, and it moves gracefully through the water. The sunlight filters through the water, creating a beautiful, shimmering effect. The seal appears to be alone, and there are no other animals or objects in the immediate vicinity. The video captures the peaceful and serene atmosphere of the underwater world.