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
Sea beet Sea beet The sea beet, "Beta vulgaris" subsp. "maritima" ((L.) Arcangeli.), is a member of the family Amaranthaceae, previously of the Chenopodiaceae. Carl Linnaeus first described "Beta vulgaris" in 1753; in the second edition of "Species Plantarum" in 1762, he divided the species into wild and cultivated varieties, giving the name "Beta maritima" to the wild taxon. The sea beet is native to the coasts of Europe, northern Africa, and southern Asia. The sea beet is the wild ancestor of common vegetables such as beetroot, sugar beet, and Swiss chard. Its leaves have a pleasant texture and taste when served