The ornamental fish breed retails between $20 and $20,000 on average per fish. Local company Ohio Koi's home to thousands of them.

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 ...

VistaVista — This weekend, the 31st annual Koi Show returns to the Del Mar Fairgrounds, where visitors can see up to 300 of the colorful, oversize carp swimming around in portable pools. But that ...

The 31 koi donated by Joseph Zuritsky are already living in the pond at the Japanese House and Garden. More will be introduced in May, when the water is warmer. (Emma Lee/WHYY) Joseph Zuritsky (right) ...

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 ...