Anything strike you as special about this fish here? Well, it's worth 1.8 million dollars. It won grand champion at the All Japan Koi Show in 2017, and is the most expensive koi fish ever sold.

Did you know some species of pet fish can live as long, if not longer, than dogs and cats? Learn how this wonderful species lives so long, and how.

The All Japan Nishikigoi Show is one of the world's most prestigious koi competitions, where breeders and collectors from ...

Koi diplomacy is back with Japanese nishikigoi ... authorities have agreed to resume imports of these vibrantly colored fish, although the reason for the suspension remains unclear.

Although the ornamental carp are the official fish of Japan, koi were first cultivated in China. As a result, the Bentayga's interior color scheme takes a note, featuring an individual orange koi ...

The Queen star's 89 fish, each more than 2ft long ... To have my wonderful Japanese garden with all this koi carp recently bought at such expense, I love it.' ...