havsbyte
Havsbyte is a term used in Swedish and Norwegian to refer to the exchange of goods across the sea, a form of maritime trade that connected distant coastal communities through ships and ports. The word combines hav, meaning sea, with byte, meaning exchange or swap, and is encountered in historical and linguistic sources describing cross-border exchange networks.
In historical contexts, havsbyte described the networks that linked towns around the Baltic and North Seas,
Contemporary usage is mainly academic; the term appears in studies of early modern economy and maritime culture,