Nichols's worm eel (Scolecenchelys nicholsae) is an eel in the family Ophichthidae (worm/snake eels). It was described by Edgar Ravenswood Waite in 1904, originally under the genus Muraenichthys.
It is a marine, subtropical eel which is known from Lord Howe Island and Norfolk Island, in the southwestern Pacific Ocean. It is known to dwell at a depth of .