The video shows a group of fish swimming in a tank. The fish are of different colors, including red, white, and orange. They are swimming around the tank, some near the top and others near the bottom. The tank appears to be well-maintained, with clear water and no visible debris. The fish are of various sizes, and they seem to be healthy and active. The tank is well-lit, and the fish are easily visible. The video does not contain any text or subtitles.