Ophichthus tomioi is an eel in the family Ophichthidae (worm/snake eels).Ophichthus tomioi at www.fishbase.org. It was described by John E. McCosker in 2010.McCosker, J. E., 2010 (14 June) [ref. 30840] Deepwater Indo-Pacific species of the snake-eel genus Ophichthus (Anguilliformes: Ophichthidae), with the description of nine new species. Zootaxa No. 2505: 1-39. It is a marine, deep water-dwelling eel which is known from the Indo-Pacific, including the Philippines, the Seychelles Islands, Marquesas, and Fiji. It dwells at a depth range of . Males can reach a maximum total length of .
Etymology The species epithet "tomioi" was given in honour of Tomio Iwamoto (b. 1939), an ichthyologist at the California Academy of Sciences. Iwamoto collected the holotype specimen.
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