The video shows a large aquarium with a variety of colorful fish swimming around. The fish are of different sizes and colors, and they are swimming in and out of the coral reefs that are located in the center of the aquarium. The coral reefs are brightly colored and appear to be healthy. The water in the aquarium is clear and well-aerated, with bubbles visible in the background. The aquarium is well-lit, with blue lights illuminating the water and creating a calming atmosphere. Overall, the video captures the beauty and diversity of the marine life in the aquarium.