Once a simple food fish, koi have transformed into living jewels, with some fetching sky-high prices in the global luxury market. Here's how this happened. In the world of high-end pets, few creatures ...

A dozen koi fish poke their faces up to the pond’s surface, hoping for a bite to eat. They’re smarter and more social than most would give them credit for, and they recognize horticulturists Mark ...

Things were going along swimmingly at the Kloubec Koi Farm northeast of Amana when I stopped by Aug. 13 for a brief education in fish farming. Myron Kloubec and his wife Ellen were busily preparing ...

Ohio Koi, a fish farm in Sunbury, is the largest importer of Japanese koi in the state. The company is opening a new 13,000-square-foot retail greenhouse called Mega-1 in March. Koi prices can range ...