 Homarus gammarus is found across the north @-@ eastern Atlantic Ocean from northern Norway to the Azores and Morocco , not including the Baltic Sea . It is also present in most of the Mediterranean Sea , only missing from the section east of Crete , and along only the north @-@ west coast of the Black Sea . The northernmost populations are found in the Norwegian fjords Tysfjorden and Nordfolda , inside the Arctic Circle . 
