The video shows a group of fish swimming in the ocean. The fish are yellow and black in color and are of the same species. They are swimming in a school, moving in the same direction. The water is clear and blue, and the bottom of the ocean is visible. The fish are swimming near a coral reef, which is visible in the background. The coral reef is red and appears to be healthy. The fish are moving in a coordinated manner, and there is no sign of any other marine life in the video. The video is shot from a distance, allowing for a wide view of the fish and their surroundings.