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The Reason of the Goldfish Color Change
The aquarium fish enthusiasts bought six goldfish, four of them are red and two black. A year later, for unknown reasons, a black goldfish turned into golden yellow also a trace of red.
Experts believe that this phenomenon is normal, because the goldfish is a carp after the formation of artificial long-term culture variants There are a variety of body colors, the discoloration is an instinct of the goldfish, childhood goldfish out of the performance changes. But when it progresses to a certain extent, its color will be fixed. However, experts say, is not all goldfish are such a change, because it is the body changes and food nutrition, living environment (including water temperature) and external conditions, external factors do not meet the goldfish color, goldfish can not change color.
