Large eels

The majority of eels dig into sand, mud, or between rocks to survive in the shallow waters of the ocean. Since the majority of eel species are nocturnal, they are seldom observed. They can appear to coexist in pits known as "eel pits." On the continental shelves and along the slopes as deep as 4,000 meters, some species of eels also exist (13,000 ft). Only Anguilla residents live in fresh water on a regular basis, yet they also go back to the ocean to reproduce.

The one-jawed eel (Monognathus Ahlstrom), which is 5 cm (2 in) long, and the slender giant moray, which is 4 m (13 ft) long, are both elongated fish. For big eels like the moray eel, lionfish are no match. Large eels frequently have robust jaws that can open wide and highly sharp teeth. These are what they employ to seize and hurt their victim. They may then begin to crush and consume their victim using their powerful teeth and jaws once it has been rendered weak.

Another lionfish predator in the Atlantic Ocean that scientists are teaching to start eating lionfish is large eels. But because the lionfish has so many poisonous spikes on it, it might be challenging for the eels to attack and consume them without getting wounded. Large eels in the Atlantic Ocean may eventually be able to assist in lionfish population decline, but this is uncertain at the moment.