In the video, we see a large school of fish swimming in the ocean. The fish are moving in unison, creating a mesmerizing pattern as they navigate through the water. The ocean floor is visible beneath them, and the water is clear, allowing us to see the details of the fish and their surroundings. The fish are of various sizes, but all appear to be the same species. They have a shiny, silver color that reflects the light from above. The video captures the beauty and complexity of marine life, showcasing the intricate patterns and movements of the fish in their natural habitat.