If you take a walk around San Francisco, it won’t take long before you see a koi fish. Not a real one, of course, although the bright orange-and-white graffiti art has the fluidity of a real fish ...

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 ...