oranda goldfish in pet shop, bright yellow and orange eastern ornamental breed of wild carp ancestor, popular commercial hybrid

abnormal animal aqua aquaculture aquarium artificial auratus breeding business carassius chinese coldwater cometlike conditions controlled cryptocoryne cult cyprinidae decorative deformity easy ecology farming fauna fish fishkeeping freshwater friendly genetics goldfish growing habitat heritage hobby ichthyology instinct keep koi long mutation nature oranda oriental pet protection selection selective sensitive slow smart sociable specimen tail tank threat trade underwater vulnerable water white young