Will not generate electricity. Electric eel is a kind of fish belonging to the genus Dianeel in the family Dianeel without saddle. Eel refers to the general name of species belonging to eel classification. So we know that electric eels and eels are not a kind of fish, so eels can't generate electricity, only electric eels can generate electricity. Electric eels live in tropical and temperate waters. The adult electric eel is about 2 meters long and weighs 20 kilograms.