The video shows a vibrant underwater scene with a variety of fish swimming around in a coral reef. The fish are of different sizes and colors, including yellow, black, and white. The coral reef is made up of various types of coral, including brain coral and staghorn coral, which are predominantly yellow and brown in color. The fish are seen swimming in and out of the coral, creating a dynamic and lively scene. The water is clear, allowing for a good view of the fish and coral. The video does not contain any human presence or artificial objects, giving it a natural and untouched feel.