The video shows a fish tank with a variety of green plants and a few fish swimming around. The plants are of different sizes and shapes, and the fish are small and colorful. The water is clear, and the lighting in the tank highlights the vibrant colors of the plants and fish. The fish are seen swimming in different directions, sometimes hiding behind the plants and other times swimming in the open water. The tank appears to be well-maintained, with no visible algae or debris.