The video shows a fish tank with a light source shining through the water. The tank is filled with water, rocks, and plants. There are several fish swimming around in the tank. The fish are of different sizes and colors. The light source creates a beautiful reflection on the water surface. The tank appears to be well-maintained and clean. The fish are swimming calmly, and there is no visible sign of stress or agitation. The plants in the tank are green and healthy, adding to the overall aesthetic of the tank. The rocks are of various sizes and shapes, providing a natural habitat for the fish. The water is clear, and the tank appears to be well-aerated. Overall, the video showcases a peaceful and serene aquatic environment.