The scientific name for the eel species is Genus Anguilla. However, there are several other terms that can be used to refer to these fascinating creatures. The most common synonyms for Genus Anguilla include freshwater eels, marine eels, and serpent eels. Additionally, there are several regional variations of eels, including the European eel and the American eel. Despite their many variations, all eels share common physical characteristics such as elongated bodies, lack of pelvic fins, and numerous vertebrae. Whether they are classified as freshwater or marine, eels inhabit a diverse range of environments and play important roles in many different ecosystems around the world.