The video shows a group of koi fish swimming in a pond. The fish are of different colors, including white, orange, and black. They are swimming around the pond, some near the surface and others near the bottom. The water is clear, and the fish are moving slowly and gracefully. The pond appears to be well-maintained, with no visible debris or algae. The fish are of various sizes, and their movements are smooth and coordinated. The video captures the serene beauty of the koi fish in their natural habitat.