👉 Eudactylinidae are a family of fish that includes the common eel (Euglena) and other species, including the white eel (Euglena elegans). This family is characterized by their long, slender bodies, which can be found in various habitats such as freshwater, marine, and aquatic environments. Eudactylinidae are known for their ability to adapt to different water conditions and have evolved a variety of specialized adaptations for survival in their environment.