The nation’s top koi aficionados will bring their most spectacular fish — up to 3 feet long — to South San Jose to compete ...

A koi's color cells sit at different depths in the skin, some right near the surface and some deeper in, which ultimately determines how bright the fish appears. The brighter the fish, the bigger ...

Do you have backyard koi ponds on your water features Pinterest board? These insider insights will help you decide if one is right for you.

Admission is free The ZNA (Zen Nippon Arankai) outdoor show has been held in San Jose for a number of years, with fish competing in several koi classifications for color and scalation patterns.