The video shows a fish tank with several fish swimming around. The fish are of different sizes and colors, and they are swimming in and out of the frame. There are rocks and plants in the tank, and the water is clear. The fish are moving around the tank, and some are swimming near the surface while others are near the bottom. The plants are green and appear to be healthy. The rocks are of various sizes and shapes, and they are placed throughout the tank. The lighting in the tank is bright, and it illuminates the fish and the surroundings.