The video shows a fish tank with a filter on the side. The filter is turned on, and water is flowing through it. There is a plant in the tank, and the water is clear. The tank appears to be well-maintained, and the fish are swimming around. The lighting in the tank is bright, and the fish are visible. The filter is black and appears to be working efficiently. The plant is green and healthy, and the water is clean. The fish are of different sizes and colors, and they seem to be happy and active. The video is shot from the side of the tank, and the camera moves slightly to show different angles of the tank.