The male is 18 to 23 centimetres (about 7 to 9 inches) in width and 10 to 13 cm (4 to 5 in.) long. The reddish-brown upper surface is lighter toward the back; the legs and undersurface are yellowish. It lives on sandy bottoms below the low-tide mark.
Dungeness crab is an excellent source of high-quality protein, containing all the amino acids needed by the human body. Crab meat is low in fat and rich in various important minerals such as zinc, copper, calcium, magnesium, iron, etc. It is a natural choice for nutritionally balanced people.