amazing fish called electric fish.it is any fish that can generate electric fields. A fish that can generate electric fields is said to be electrogenic while a fish that has the ability to detect electric fields is said to be electroreceptive.
During their life, they can grow up to two metres long. Compared with many other fish, eels are slow growing - a longfin may grow only between 15-25mm a year. They can also live for many years. Large longfins have been estimated to be at least 60 years old.