Carp is a widely distributed freshwater fish, which is distributed all over the world. Cypriniformes, Cyprinidae, Cyprinus fish belong to carp, so carp contains a lot of species, there are thousands of species. The color of different varieties of carp is also different, very diverse, red, yellow, white, orange, brown and so on, several colors are also very common. Some species of carp are named after their color. For example, yellow carp, their body color is yellow, and is very bright yellow, some have bright luster; For example, red carp, their whole body color is red; There are black carp, the color of this carp is generally black brown.
In addition, the more colorful carp is the koi. Koi is also a species of carp, their ancestors are common carp, after being improved to become Koi. Their colors are very bright, often red, orange, yellow, white and other colors staggered, so they are specially used for ornamental varieties, ornamental effect is very good.
Although carp's vision is not particularly good, but they will still be more sensitive to some specific colors, these colors of the object is also more interested. Therefore, some people will use the color that carp is interested in to make bait when fishing, so that the probability of carp hooking will be greater. The color that carp are most interested in is red, and they are most sensitive to red. In addition, they are also more interested in brown, because carp are used to living in the bottom of the water, they eat animals close to brown color.
