Butterfly Koi For Sale Weight - Just like goldfish weight, the weight of a butterfly koi fish changes drastically from the fry stage to adulthood.
When butterfly koi are hatched, known as fry, their weight is almost immeasurable. An estimated volume measurement of fry in 1 mL is 700 butterfly koi fish. Remember, koi fry are smaller than the size of a human eyelash.
Once butterfly koi have grown to about 2.5" in size, their weight has increased significantly. An average weight of a 2.5" butterfly koi is 1.5 ounces.
As butterfly koi mature and grow in size, their weight also increases. Some of our brood butterfly koi, measuring over 24" in length can weigh more than 12 pounds or 192 ounces each!