Eel, also known as: white eel, white eel, river eel, conger eel, green eel, wind noodle, Japanese eel.Eel refers to species under the order Anguilliformes.Also called a yellow croaker, it is a fish with an appearance similar to that of a long snake and has basic fish characteristics.Additionally, eels have migratory habits like salmon.Belonging to the fish category, eels resemble snakes but lack scales and are generally found in estuarine areas.