The video shows a close-up of a fish tank with several fish swimming around. The fish are of different colors, including orange, yellow, and blue. Some of the fish have spots on them, while others are solid colored. The fish are swimming around the tank, some near the top and others near the bottom. There are also plants in the tank, adding to the natural look of the environment. The water is clear, and the lighting is bright, making the colors of the fish stand out.