Behaviour. Congers are predators and can attack humans. In July, 2013, a diver was attacked by a conger eel in Killary Harbour, Ireland, at a depth of 25 metres (82 ft). The eel bit a large chunk from his face.

Are eels harmful to humans?

Eels are a species of fish that are often mistaken for sea snakes. However, despite not being actual snakes, eels are one of the most dangerous fish in the ocean. ... They typically eat a diet of fish, mollusks, and crustaceans. They are aggressive and are known to attack humans when they feel threatened.

How do you kill a conger eel?

It can only be killed by cutting the spine with a sharp knife or by using an axe to cut the head clean off. Neither of which should be risked whilst in a small boat or on slippery rocks – wait until you're securely ashore.