colorful - white orange black koi swimming in pond

amur aqua aquarium aquascape aquatic black breeding bright carp clean coldwater colored colorful courtyard culture decorative design domesticated elements expensive fish fishes flowing fortune fresh freshwater garden gardens goldfish good gosanke hobby hobbyist hong interiour japan japanese japann keepers koi kong landscape lanka luck maylasia natural nature orange ornamental outdoor philippines pond ponds pool prosperity red shubunkin singapore species spotted sri stillwater swimming symbol tank thailand traditional varieties water waterhole white