Eating blackfish does not cause miscarriage in pregnant women and it provides them with the nutrients they need for growth. Blackfish is a very good food which is rich in protein. It also contains vitamin B, vitamin E, calcium and so on, which can provide pregnant women with all kinds of nutrients needed for the growth of the fetus, so it is possible to consume blackfish in moderation during pregnancy. Pregnant women in pregnancy need to comprehensively replenish nutrients, similar to the blackfish this kind of nutrient-rich food can be consumed in moderation, but also can eat protein-rich eggs, milk, etc., rich in vitamins and dietary fiber vegetables and fruits, etc., to supplement the nutrients for the growth of the fetus. At the same time, pregnant women need to pay attention to rest during pregnancy, on time for maternity checkups, to ensure physical and mental health, moderate activity, ensure drinking water, to ensure a positive attitude to face pregnancy.