The video shows a fish swimming in a tank of water. The water is clear, and the fish is white in color. The fish is swimming around the tank, and there are no other fish visible in the video. The tank appears to be well-maintained, with no visible debris or algae. The fish is the only living creature in the tank, and it seems to be healthy and active. The lighting in the tank is bright, and the water is clean and clear. The fish is the main focus of the video, and it is the only object in the tank.