The video shows a close-up of a fish tank with a person's hand pointing to the bottom of the tank. The bottom of the tank is covered with gravel and there are plants and fish swimming around. The person's hand moves around the tank, pointing to different areas. The fish are swimming around the plants and the gravel. The plants are green and there are several of them in the tank. The gravel is small and multicolored. The fish are of different sizes and colors.