Raising the bright orange or red koi, an ornamental fish that's both beautiful and valuable, requires careful consideration and unique resources in order to create a profitable business.

More will be introduced in May, when the water is warmer. (Emma Lee/WHYY) Joseph Zuritsky (right) who donated his prized koi fish to the Shofuso Japanese House and Garden in Fairmount Park, tosses ...

Besides its long lineage, the unique color pattern of Taisho Sanshoku koi contributes to its high value. The most expensive one, a Maruten Sanke, fetched $341,990 at a Sakai Fish Farm auction in 2015 ...

Koi fish, especially the Kohaku variety, are prized for their beauty, longevity, and breeding potential. Factors like bloodline, pattern, size, and gender influence their value, with females often ...