The video shows a large group of fish swimming in the ocean. The fish are mostly silver in color, with some having black stripes. They are swimming in a coordinated manner, with some fish leading and others following. The water is clear, and the sunlight is shining through, creating a beautiful underwater scene. The fish are of various sizes, and they seem to be moving in the same direction. The video is shot from above, giving a clear view of the fish and their movements.