The video shows a large group of fish swimming in the ocean. The fish are moving in unison, creating a mesmerizing pattern. The water is clear, and the light from above is shining through, illuminating the fish and making them appear to shimmer. The fish are of various sizes and shapes, but all share the same silver color. The camera follows the school of fish as they move through the water, capturing their graceful movements and the beauty of their natural habitat.