The video shows a group of tropical fish swimming in the ocean. The fish are yellow and black in color and are seen swimming around the coral reefs. The water is clear and the fish are moving around the reefs, occasionally darting in and out of the crevices. The coral reefs are a mix of brown and green colors and are covered in algae. The fish are of various sizes and are seen swimming in different directions. The video captures the natural beauty of the underwater world and the vibrant colors of the fish and coral.