The video shows a large aquarium filled with various types of fish. The fish are swimming around in the water, and the camera pans around the tank to show different angles of the fish. The aquarium is well-lit, and the water is clear, allowing for a good view of the fish. The fish come in different sizes and colors, including orange, white, and black. Some of the fish have long fins, while others are more rounded. The aquarium appears to be well-maintained, with clean water and no visible debris.