Additionally, many deep-sea fish have eel-like body shapes, which helps make backward swimming possible. The backward-swimming deep-sea fish typically measured between 1 and 2 feet in length and ...

The fish mainly dwell at depths of between 400 and 2,000 meters. Reaching a length of about 1 meter, the blackish eel has a large mouth and preys on squid and other fish, eating them whole.

Cuts to the U.S. Fish and Wildlife Service could unintentionally thwart efforts to control populations of the destructive sea lamprey.

A group of people who were visiting the area spotted the fish swimming near a beach in early February. Oarfish have an eel-like slender body and gaping mouth, but the sea-monster-like creatures ...

Ellen Ruppel Shell takes a deep dive into the facts, figures and fascinating people that swirl around the intriguing eel.

As "The Fish Thief" details, the invasive creature sometimes referred to as a "vampire fish" once wreaked havoc on lake trout and other native species in Midwestern waters.

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A seal has been spotted "wrestling" a large eel for its lunch. Biology teacher Dr Jeremy Rowe filmed the seal after spotting it with something in the water off Portland Bill, Dorset, on Saturday.