Portunus Puber refers to a species of crab that is commonly found in the Mediterranean Sea and along the Atlantic coast of Europe and North Africa. This species also has various synonyms, such as the Mediterranean Blue Crab, Blue Swimmer Crab, or Blue Crab. The scientific name for this crab species is derived from a Roman god, Portunus, who was associated with harbors and sea-ports. These crabs have blue or greenish-blue shells and are considered to be one of the tastiest seafood delicacies, especially in Southern Europe and the Mediterranean region. They are also popular for their sweet and succulent meat and are commonly used in dishes like crab cakes, soups, and stews.