The video shows a large group of fish swimming in the ocean. The fish are of different sizes and colors, with some having yellow tails and others having blue bodies. They are swimming near the ocean floor, which is covered in rocks and coral. The water is clear, and the sunlight is shining through, creating a beautiful underwater scene. The fish are moving in different directions, some swimming in groups while others are swimming alone. The video captures the peaceful and serene atmosphere of the underwater world.