The video shows a small fish swimming in a tank. The fish is light in color and is seen swimming around the green plants in the tank. The plants are lush and vibrant, and the fish moves gracefully among them. The tank appears to be well-maintained, with clear water and a clean substrate. The fish seems to be the only living creature in the tank, and it moves freely, exploring its surroundings. The lighting in the tank is bright, highlighting the colors of the fish and the plants.