The most suitable fish for pregnant women are as follows: 1, crucian carp. It is a good choice for pregnant women to eat carp, which is good for cardiovascular function and can reduce blood pressure and blood lipids. 2, carp. It is a good choice for pregnant women, because it is a diuretic and can stop coughing, and it is also good for fetus, heat and detoxification. 3, eel. Eel also has the function of nourishing the blood and tonifying the blood, tendons and bones, suitable for pregnant women. 4, mackerel. Mackerel contains a variety of trace elements, such as zinc, selenium, etc., which helps pregnant women and the growth and development of the fetus. 5, deep-sea fish. Including flatfish, yellow croaker, these fish are rich in nutrition, conducive to the fetal brain and intellectual development. But there are some fish can not eat, such as swordfish, squareheads, tuna, etc., these fish contain more mercury, so you should be careful.