Echidna polyzona (Richardson, 1845)
Barred moray
Echidna polyzona
photo by Adams, M.J.

Family:  Muraenidae (Moray eels), subfamily: Muraeninae
Max. size:  72.3 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 0 - 20 m
Distribution:  Indo-Pacific: Red Sea and East Africa (Ref. 33390) to the Hawaiian, Marquesan, and Tuamoto islands, north to the Ryukyu Islands, south to the Great Barrier Reef.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 0-0; Anal spines: 0-0; Anal soft rays: 0-0; Vertebrae: 132-137. Body grey with fine pale barring (Ref. 48635). Young with 25-30 dark brown bars separated by white narrow interspaces; bars become obscure with age where in large adults, the pattern becomes mottled brown; corner of mouth dark brown. Head usually lighter, yellowish with variable dark blotching (Ref. 48635). Description: Characterized by origin of dorsal fin anterior to gill opening; anus near middle of body; without canine teeth; conical to rounded molariform jaw teeth; broad plate vomer of molariform teeth (up to over 50 in large individuals) (Ref. 90102).
Biology:  Inhabits reef flats, clear shallow lagoons, and seaward reefs (Ref. 9710). Benthic (Ref. 58302). Feeds mainly on small crustaceans during both day and night (Ref. 9710). Minimum depth reported taken from Ref. 86942.
IUCN Red List Status: Least Concern (LC); Date assessed: 16 August 2011 Ref. (130435)
Threat to humans:  harmless


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