No you are wrong. I guess you used wiki as your source. In Scandinavia then the fjords are frozen during winter time. Shrimps are trapped in the the ice. By cutting the ice the shrimps can be harvested. Here is picture from a typical scandinavian family harvesting shrimps on the fjordThe fishermen work more or less like arceologists. With small brushes, hammer and chisel, they harvest the shrimps.![]()