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 ...

Nishikigoi, better known as koi fish, are a well-known variety of the common carp. They are bright red and white and revered for their vibrance and grace. Even other animals, including their predators ...

Which is antithetical to the inherently good-natured, friendly fish. But as Phil Goulding perches on the cold stones by the side of his backyard koi pond, his beloved shimmering beauties aren’t ...

AUSTIN (KXAN) — An angler at a lake in Austin, Texas, said she caught a huge koi fish near the Waller Beach area. Callie White said about an hour into fishing at Lady Bird Lake on March 17, her line ...

PORTLAND, Ore. (KOIN) — A large koi fish was spotted and removed from the McKenzie River near Eugene after a report to the Oregon Invasive Species Hotline on Wednesday. The Oregon Department of Fish ...