How To Care For Koi Fish. Keep an eye on the growth of the koi and properly adjust the population to suit aquarium capacity. Koi Pond Temperature There are some very basic care parameters that koi fish need in order to be okay.
Young koi can be kept indoors in an aquarium of at least 29 gallons. To keep Koi nice and healthy feeding is essential and must be optimal. As a general rule koi fish should be fed twice per day using the five-minute rule.
You have to keep the correct number of fish based on the surface area of your pond.
Your koi fish prefer more carbohydrate-rich foods early in the spring and late in the fall while protein is better in early summer when mating is in the air er pond. Remember also feed should contain a lot of nutrients needed by koi. Put the aquarium in a quiet area out of direct sunlight and drafts. The rule of thumb with these fish is to keep 10 gallons of water for every inch of fully grown Koi.