Koi may just look like an oversized goldfish, but they're not even remotely related. Koi are actually a type of carp, and today they ... the fish moves in the water. But the most important trait ...

Almost £1 million worth of rare koi carp collected ... a lack of oxygen. Carp can live as long as 100 years, but they are sensitive and need careful handling. Their water must be filtered and ...

Replicating a Koi's natural habitat, maintaining a healthy diet, ensuring clean water, and allowing ... Japan's cold winters ...

Koi diplomacy is back with Japanese nishikigoi, or ornamental carp, set to return to the lucrative ... Japan started releasing treated radioactive water from the crippled Fukushima No. 1 nuclear ...