The video shows a close-up view of a fish swimming in an aquarium. The fish has a yellow and black body with a white stripe on its side. The aquarium is decorated with various types of coral and plants, including a large green plant in the center. The fish swims around the tank, exploring the different areas and interacting with the coral and plants. The colors of the fish and the aquarium decorations are vibrant and create a visually appealing scene.