Is Koi Goldfish, and what is the difference between Goldfish?

Koi is not a goldfish. The size of Koi is relatively large, and they are usually fed in ponds. Goldfish are relatively small and a little fat, suitable for feeding in small containers such as fish tanks. Koi have two tails, but in general goldfish have three and four tails. Carp have beard, goldfish mouth without beard. Koi's color heredity is unstable, goldfish's heredity is relatively stable.

1. Is Koi a goldfish

Koi is not a goldfish. From the natural classification point of view, the two kinds of fish have a very close genetic relationship, but the difference between the two is also large. Both types of fish belong to the Cyprinidae family, but koi refers to multi-colored carp, while goldfish refers to multi-colored crucian carp.

2. what is the difference between koi and goldfish

1, the size of koi is relatively large, usually fed in the pond. Goldfish are relatively small and a little fat, suitable for feeding in small containers such as fish tanks. The biggest difference between the two is the tail. Koi fish have two tails, but goldfish usually have three and four tails.

2. Carp has whiskers, but goldfish is an ornamental fish evolved from crucian carp, more like crucian carp, without whiskers around its mouth.

3, Koi color heredity is not stable, the same parents are not the same color, so each Koi is unique. The goldfish heredity is relatively stable, the color is relatively strong, the expression is also relatively peaceful, it is easy to buy in the market.