Golden koi are best kept in concrete ponds to ensure they can reach sufficient body length. But in order to meet the needs of indoor viewing, it can also be stocked in the aquarium. After understanding these, let's take a look at the purchase points of golden koi!
1. In terms of body shape, it is required that the golden koi have a straight back and balance the fish from left to right. The swimming posture is stable and upright, and the body is strong and powerful. Cheeks should be straight in shape and mouth position, without skewness, plump at both ends and not sunken, fins should be symmetrical and complete, and should be flexible when swimming.
2. In terms of color, it is the most intuitive embodiment of golden koi. When choosing, those with bright, gorgeous, deep color, neat edges and dazzling brilliance are the top grades.
3. In terms of time, golden koi born about 50 days old are the best.
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