Ophichthus serpentinus, known commonly as the slender snake-eel in South Africa,[2] is an eel in the family Ophichthidae (worm/snake eels).

[4] It is a marine, subtropical eel which is known from the southeastern Atlantic Ocean, including Namibia and South Africa.

It dwells at a depth range of 235 to 490 metres (771 to 1,608 ft).

Males can reach a maximum total length of 68 centimetres (27 in).

This Ophichthidae article is a stub.