Gavialiceps bertelseni is an eel in the family Muraenesocidae (pike congers).

[2] It is a marine, deep water-dwelling eel which is known from the southwestern slope of Madagascar, in the western Indian Ocean.

[1] In Hindi the word ''Gavialiceps'' is translated as gavial and Bertelseni is named in memory of Erik Bertelsen.

Dorsal and anal fin are dark in the caudal sections of the body.

[3] This species of eel is found in Western Indian Ocean in south-western Madagascar.