As any serious Koi keeper knows, care for Koi is not as simple as purchasing goldfish from a pet store and dumping them in a fish tank.
First of all, that fish tank should be a pond with enough room for Koi to grow in. The minimum recommended stocking rate for any Koi pond is one Koi per 250 gallons of water. However, for those who wish to care for Koi, particularly to ensure their proper body formation and maximum size potential, twice the amount of water per Koi is recommended.
As mentioned in a previous article, it is better to care for more Koi than less as the fish are “happier” in a populous environment. This of course, would require increasing your pond volume.
Depending on where in the world one resides, it is good to keep in…