The video shows a large fish tank with a variety of fish swimming around. The fish are of different sizes and colors, including yellow, black, and blue. The tank is filled with clear water, and there are several small bubbles visible on the surface. The fish are swimming in different directions, some near the top of the tank and others near the bottom. The tank appears to be well-maintained, with no visible algae or debris. The lighting in the room is bright, and the fish are clearly visible.