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Koi Fish Are 'Living Jewels' of the Water GardenKoi aren't lightweights either; they typically tip the scales around 35 pounds (16 kg), and experts advise filling a pond ...
The best koi have a good balance of colors and patterns according to their variety. For example, there are koi with light blue spots, ones with large red patches on their backs, or all-metallic gold.
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