Description:

Dorsal spines: 0; Dorsal rays: 0; Anal spines: 0; Anal rays: 0.
Long canine teeth anteriorly in jaws, the longest in 1 row of 3 teeth at front of upper jaw.
A large distinctive moray with a pattern of large close set dark brown blotches, on body and fins, which form irregular bars. The interspaces are creamy white colour forming a reticulum which also contain much smaller dark spots. The Snout and head have a strong yellow caste which continues paler dorsally. 
 

Maturity: Lm unknown. Range 77-? cm. Max Length: 150cm TL. 

Benthic, inhabits reef-flats, lagoons and seaward coral and rocky reefs (depth 1-110m, usually 1-26m). Nocturnal. Feeds on fishes, octopus, and crustaceans. Can be aggressive towards humans. 

This species is not protected or subject to fishery regulations. It is caught in the trap and hand line fisheries, but is an uncommon component of the catch. 

Anam, R. & Mostarda, E. (2012). FIELD IDENTIFICATION GUIDE TO THE LIVING MARINE RESOURCES OF KENYA. UNFAO Rome, 2012. ISBN 978-92-5-107239-4

Bray, D.J. 2016. Gymnothorax undulatus in Fishes of Australia, (11/06/19), http://fishesofaustralia.net.au/home/species/3818

Chen, H-M. et al (1994). A Review of the Muraenid Eels (Family Muraenidae) from Taiwan with Descriptions of Twelve New Records. Zoological Studies 33(1) 44-64 (1994).

Froese, R. & D. Pauly. Eds. 2019. FishBase. https://www.fishbase.se/summary/4905 (11/06/19).