The video shows a close-up of a fish tank with a variety of colorful corals and rocks. There are two clownfish swimming in the tank, one with white and orange stripes and the other with black and white stripes. The fish are swimming around the tank, occasionally hiding behind the rocks and corals. The tank is well-lit, highlighting the vibrant colors of the fish and the corals. The water is clear, and there are no other fish or creatures visible in the tank.