Their sparkling, glittering scales contrast to the smooth, even, metallic skin and scales seen in the Ogon varieties. Source: Internet
New koi varieties are still being actively developed. citation Ghost koi developed in the 1980s have become very popular in the United Kingdom ; they are a hybrid of wild carp and Ogon koi, and are distinguished by their metallic scales. Source: Internet
Recently, these characteristics have been combined to create the new ginrin Ogon varieties. Source: Internet