Sea lamprey found in the northern and western Atlantic Ocean along the shores of Europe and North America, in the western Mediterranean Sea, the Black Sea, and in the shores of the Great Lakes. They have been found at depths to 4000 m and tolerate temperatures between 1.0 and 20 °C. The largest European populations of sea lampreys are located throughout the south-western areas of Europe (north-central Portugal, north-northwest of Spain, and west–south-west of France). These countries also support the main fisheries of the species. Sea lampreys are anadromous. From their lake or sea habitats, they migrate up rivers to spawn (followed
Europe the EU. Malta was considered an island of Northwest Africa for centuries. "Europe" as used specifically in British English may also refer to Continental Europe exclusively. The first recorded usage of "Eurṓpē" as a geographic term is in the Homeric Hymn to Delian Apollo, in reference to the western shore of the Aegean Sea. As a name for a part of the known world, it is first used in the 6th century BC by Anaximander and Hecataeus. Anaximander placed the boundary between Asia and Europe along the Phasis River (the modern Rioni River) in the Caucasus, a convention still followed