The video shows a fish swimming in the water. The fish is silver in color and has a long body. It moves gracefully through the water, with its fins and tail moving in a coordinated manner. The water is clear, and the fish is the only visible creature in the frame. The fish appears to be alone, and there are no other fish or objects in the water. The fish moves slowly and steadily, and its movements are smooth and effortless. The video captures the beauty and tranquility of the underwater world, with the fish as the main focus.