This video captures the serene beauty of the underwater world. The main focus is on a large fish with a yellow tail that is swimming through the water. The fish is surrounded by a school of smaller fish that are swimming in the same direction. The water is a deep blue color, and the lighting is dim, creating a calm and peaceful atmosphere. The fish are moving slowly and gracefully, and their movements are synchronized with the larger fish. The video does not contain any text or subtitles.