Haddock

Haddock is a terrific low-calorie, low-fat, high-protein fish. It provides several B vitamins, including niacin, B12, and folic acid; vitamin A; and the minerals potassium, phosphorus, calcium, magnesium, and iron. Haddock is a low-mercury fish, although it is in danger of overfishing.
Nutritional Facts :
Three ounces of haddock cooked by dry heat provides 95 calories, 0 g carbohydrate, 20.6 g protein, 0.8 g fat, 0 g dietary fiber, 63 mg cholesterol, 54 IU vitamin A, 3.9 mg niacin, 1.2 mcg vitamin B12, 11 mcg folic acid, 339 mg potassium, 74 mg sodium, 205 mg phosphorus, 36 mg calcium, 1.15 mg iron, and 43 mg magnesium.