The video shows a fish tank with several fish swimming around. The fish are of different sizes and colors, with some having stripes and others being more solid in color. The tank is decorated with green plants and rocks, creating a natural habitat for the fish. The water is clear, and the lighting is bright, highlighting the vibrant colors of the fish and the plants. The fish are seen swimming in different directions, occasionally brushing against the plants and rocks. The video captures the peaceful and serene environment of the fish tank, with the fish moving gracefully through the water.