The best foods for koi fish include animal feed, plant feed, and synthetic feed.
Animal Feed
Animal feed is one of the favorite foods of koi fish. It is rich in essential nutrients such as protein and fat, which can promote the growth and development of koi fish. Common types of animal feed include:
Daphnia and Bloodworms: Such as bloodworms, water fleas, and cyclops. These feeds are not only rich in nutrients but also can enhance the appetite of koi fish.
Earthworms: Rich in high protein and fat, they are helpful for the rapid growth and muscle gain of koi fish.
Insects and Their Larvae: Such as the larvae of insects like flies and mosquitoes, as well as earthworms. These foods can provide abundant protein and vitamins.
Plant Feed
Although koi fish prefer to eat animal feed, when animal feed is lacking, plant feeds such as duckweed and aquatic plants can serve as emergency or supplementary feed to meet the nutritional needs of koi fish. Plant feed is rich in fiber and minerals, which helps to maintain the health of koi fish.
Synthetic Feed
In order to meet the growth needs of koi fish, artificially and carefully formulated synthetic feeds have come into being. These feeds have a comprehensive range of nutrients, including protein, carbohydrates, fat, inorganic salts, and vitamins, and can effectively support the healthy growth of koi fish. Common brands of synthetic feed include:
Uni-President Koi Fry Feed: It will not make the water quality turbid and helps to enhance the color of koi fish.
SunSun Small Granule Feed for Koi and Goldfish: It contains spirulina and rich animal protein, which helps to enhance the color and increase the fat of koi fish.
Dayu Debang Jinshangjin Series Koi Feed: It does not make the water turbid, is rich in a variety of vitamins and high protein, and helps the healthy growth of koi fish.
Shengyang Koi Feed: It contains high-efficiency color-enhancing ingredients and probiotics, keeping the water quality clear.