Butterfly Koi Information » Butterfly Koi Age

Butterfly Koi For Sale Age - Determining the age of a butterfly koi fish is not an easy task. Some signs to take into consideration are the variety, coloration, appearance and size of the butterfly koi fish in question.

Also, the size of your butterfly koi fish will help determine its age. Mature long-finned butterfly koi can reach 36" or more in length. If your koi fish is considerably smaller, it is younger in age or its growth has been stunted.