The barred conger is a slender, nearly cylindrical elongated fish which becomes laterally compressed towards the tail. It grows to a length of about  and has robust pectoral fins. It has large gill slits immediately in front of the pectoral fin origins.
The barred conger is described as a slender, nearly cylindrical elongated fish that narrows towards its tail. It typically reaches an approximate length of and it possesses robust pectoral fins. The fish has extensive gill slits positioned just before the pectoral fin origins.