The video shows a large aquarium with several fish swimming around. The fish are of different sizes and colors, including a large white fish with a long tail and a smaller brown fish with a patterned body. The aquarium is decorated with rocks, plants, and coral, creating a natural underwater environment. The fish are seen swimming around the tank, occasionally coming close to the camera. The water is clear, and the lighting is bright, highlighting the vibrant colors of the fish and the aquarium decorations.