The video depicts a pond containing several koi fish of varying colors. These fish are swimming in a slightly murky, green-tinted water. The colors of the fish are easily discernible despite the water condition, including white, orange, red, yellow, and some with speckled patterns. The pond appears to be bordered by rocks. The reflection of trees is visible in the water's surface. Overall, the scene is a natural, outdoor setting showcasing the koi fish in their pond environment.