The barred moray (Echidna polyzona, also known as the banded moray, the dark-banded eel, the girdled moray, the girdled reef eel, the many banded moray eel, the ringed moray, the ringed reef moray, the striped moray, and the zebra eel) is a moray eel of the family Muraenidae. It was described by John Richardson in 1845, originally under the genus Muraena. It is a marine, tropical eel which is known from the Indo-Pacific, including the Red Sea, East Africa, the Hawaiian Islands, the Marquesan Islands, the Tuamoto Islands, the Ryukyu Islands, and the Great Barrier Reef. It dwells at a depth range of 2 to 20 metres (6.6 to 65.6 ft), and leads a benthic lifestyle in reefs and shallow lagoons. Males can reach a maximum total length of 72.3 centimetres (28.5 in).