However, there are species of saltwater eels that spend their entire lives in the ocean. For freshwater alternatives, try the Yellow Tail Spiny Eel, Peacock Eel, Zigzag Eel, and Indian Mud Moray Eel.

Elongated body shapes have evolved independently numerous times across the tree of life. Besides Anguilliformes, other clades with eel-like morphologies include: other types of fish, including hagfish ...