Atlantic cod could be further divided into several stocks, including the Arcto-Norwegian, North Sea, Baltic Sea, Faroe, Iceland, East Greenland, West Greenland, Newfoundland, and Labrador stocks. There seems to be little interchange between the stocks, although migrations to their individual breeding grounds may involve distances of or more. For instance, eastern Baltic cod shows specific reproductive adaptations to low salinity compared to Western Baltic and Atlantic cod.
atlantic cod could be further divided into several stocks including the arcto-norwegian north sea baltic sea faroe iceland east greenland west greenland newfoundland and labrador stocks there seems to be little interchange between the stocks although migrations to their individual breeding grounds may in,volve distances of or more for instance eastern baltic cod shows specific reproductive adaptations to low salinity compared to western baltic and atlantic cod