Lyconus brachycolus is a species of hake fish in the family Merlucciidae.
Lyconus brachycolus is silvery in colour, with a black median line. It is up to in length with 9âÂÂ11 dorsal soft rays and a small caudal fin. The specific name brachycolus means "short colon."
Lyconus brachycolus lives in the Atlantic Ocean, most commonly being found off Ireland and Madeira; it is bathydemersal, living at .