The video shows a fish tank with several fish swimming around. The fish are of different sizes and colors, including yellow, blue, and white. There are also plants and rocks in the tank, creating a natural habitat for the fish. The water is clear, and the lighting is bright, making the fish and their surroundings clearly visible. The fish are swimming in different directions, some near the surface and others near the bottom of the tank. The plants are green and appear healthy, while the rocks are of various sizes and shapes.