Koi aren't lightweights either; they typically tip the scales around 35 pounds (16 kg), and experts advise filling a pond ...

A koi's color cells sit at different depths in the skin, some right near the surface and some deeper in, which ultimately determines how bright the fish appears. The brighter the fish, the bigger ...

You can enhance the colors of your koi fish by providing a proper diet and a well-balanced freshwater aquarium. Unlike most fish species on this list that change color gradually because of age ...

The float’s theme, Let Your Life Soar, showcases the Japanese tradition of Children’s Day with colorful koi fish, a pagoda, and a bridge. “In Japan, the koi fish represents strength ...