Red Color Development In Koi Fish

Red Color or Hi in Koi Fish make koi more beautiful and wonderful. But the depth of red color make one koi fish different with other. Depth of red color depend on genetict, environment and food. Red color in koi also depend in the age of koi fish. Hi (red color) in young koi may be not yet depth (orange) but tend to dark in the age.Koi development can be a confusing topic particularly for folks just getting into the koi hobby. One of the reasons for this is that there are no "exacts" in koi. Another reason is a koi's colors can be easily changed by environment and diet.