光写锦鲤 guāng xiě jǐn lǐ 写皮光鲤

光写锦鲤又叫写皮光鲤，是指写鲤和黄金鲤杂交后所产生的后代，光写锦鲤的多有具有金属光泽。

百度翻译提供：

The light writing koi is also called the skin writing Koi, which refers to the offspring of the cross between the writing Koi and the golden Koi. Most of the light writing Koi have metallic luster.