Raising the bright orange or red koi, an ornamental fish that's both beautiful and valuable, requires careful consideration and unique resources in order to create a profitable business. The key is ...

Sourcing and selling koi carp — some of the most expensive pet fish in the world — can be both a profitable business and an enjoyable pursuit. This is especially true for Tim Waddington, the owner of ...

This fish sold for $1.8 million — here's why some koi fish are so expensive Koi fish are colorful patterned common carp that are now celebrated in annual koi shows and kept in ponds all over the world ...