qiu_blue, A artistic painting with blue and white tine. A top down view of a pond filled with koi fish. Colorful koi fish swim while lotus, lily pad and duckweed float on the pond. Each koi fish has distinct and aesthetically pleasing patterns, such as white-skinned koi, with large red markings on the top, black koi with red and white markings, and yellow koi with white and black markings.