The video shows a close-up of a fish tank. The tank is filled with water and has a variety of plants and rocks. The lighting in the tank is dim, creating a blue and purple hue throughout the scene. The plants are green and appear to be healthy, while the rocks are of various sizes and shapes. There is no visible movement in the tank, suggesting that the fish are not active at the moment. The video does not show any fish or other aquatic creatures.