The video shows a group of fish in an aquarium. The fish are swimming around and interacting with each other. The aquarium is decorated with rocks and plants, creating a natural habitat for the fish. The fish come in different colors and sizes, adding to the diversity of the scene. The water is clear, allowing for a good view of the fish and their surroundings. The fish are moving around the tank, some swimming near the surface while others explore the bottom. The lighting in the aquarium highlights the colors of the fish and the decorations, creating a vibrant and lively scene. Overall, the video captures the beauty and tranquility of the underwater world.