This video shows a close-up of a fish tank with several colorful fish swimming around. The fish are of different sizes and colors, including pink, blue, and yellow. They are swimming in and out of the frame, with some fish swimming near the top of the tank and others near the bottom. The tank is decorated with a large piece of driftwood and some green plants, creating a natural habitat for the fish. The water is clear, and the lighting is bright, highlighting the vibrant colors of the fish.