Large and economically important marine fish ( Gadus morhua , family Gadidae) found on both sides of the North Atlantic, usually near the bottom in cold water.
It ranges from inshore regions to deep waters. It is valued for its edible flesh, the oil of its liver, and other products. The cod is dark-spotted and ranges from greenish or grayish to brown or blackish; it may also be dull to bright red. It usually weighs up to about 25 lbs (11.5 kg) but can reach a maximum length and weight of more than 6 ft (1.8 m) and 200 lbs (91 kg). It feeds largely on other fishes and various invertebrates.