The video features a large aquarium filled with various types of fish and coral. The fish are swimming around the tank, and the coral is swaying with the water's movement. The aquarium is well-lit, and the water is clear, allowing for a good view of the fish and coral. The fish are of different sizes and colors, and the coral comes in various shapes and shades. The aquarium appears to be well-maintained, and the fish seem healthy and active.