Ancient Viking Cod Bone (image) University of Cambridge Share Print E-Mail Caption One of the ancient Viking cod bones used in the study. The bones, dating from between 800 to 1066 AD, were found on the site of the early medieval Baltic port of Haithabu. Credit Dr. James Barrett Usage Restrictions Please credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.