A metropolitan area, as it did in 1990, requires a Census Bureau-defined urbanized area of at least 50,000 people. A metropolitan statistical area containing an urbanized area of at least 2.5 million people can be subdivided into two or more metropolitan divisions, provided specified criteria are met.
Besides providing protein and fiber, they are also good sources of key nutrients, such as iron, folate, calcium, and zinc. Omega-3 fatty acids are good for your baby's brain and eyes, and salmon is a great source. Plus it provides protein and B vitamins. Salmon is also relatively low in mercury compared to other fish.
But the truth is that pregnant women can and should eat fish (with a few exceptions). It's true that not all fish is safe for pregnant women, but avoiding seafood can be detrimental too. Pregnant women should aim to eat eight to no more than 12 ounces of safe seafood a week. And, here's why. Fish is full of protein and iron. Pregnant women need at least 27 milligrams of iron a day (up from 18 milligrams pre-pregnancy) to help prevent anemia, and 71 grams of protein daily (up from 46 grams) to support the baby's growth and a woman's own physical changes.