Electric eels live in muddy waters. ... Though commonly referred to as an eel, this fish is not considered a “true” eel. While true eels are classified in the order Anguilliformes, the electric eel is actually in the order Gymnotiformes, the knife fishes. Knife fishes have no dorsal fin and a long, extended anal fin.

Is an eel a fish?

A true eel is an elongated finned-fish belonging to the order Anguilliformes. There are more than 800 species of eel ranging in about 2 in (5 cm) to 13 ft (4 m) in length. ... Although most eel species primarily live in salt water, some eels travel between salt and freshwater environments to breed.

Is an electric eel a fish or an amphibian?

Electrophorus is a genus of Neotropical freshwater fish in the family Gymnotidae, commonly called electric eels. They are known for their ability to stun their prey by generating electricity.