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, allowing for a good view of the fish and their surroundings. The fish are seen swimming in different directions, sometimes coming close to the camera and other times swimming away. The tank appears to be well-maintained and clean.