The video shows a large fish swimming in the ocean. The fish is gray in color and has a long body. It is swimming near the bottom of the ocean, where there is a bed of green seaweed. The water is clear and blue, and there are no other fish or creatures visible in the video. The fish moves slowly and gracefully through the water, occasionally turning its body or flicking its tail. The video is shot from a distance, allowing for a clear view of the fish and its surroundings.