埃里库布环礁是太平洋由6个岛屿组成的环礁，属于拉塔克礁链的一部分，位于沃特杰环礁以南，总土地面积1.53平方公里，中央的潟湖面积230平方公里。

Erikub Atoll (Marshallese: Ādkup, [æ̯ær̪ʲ(ɛ͡ɔ)ɡʷu͡ipʲ]) is an uninhabited coral atoll of fourteen islands in the Pacific Ocean, located in the Ratak Chain of the Marshall Islands. Its total land area is only 1.53 square kilometres (0.59 sq mi), but it encloses a lagoon with an area of 230 square kilometres (89 sq mi). It is located slightly south of Wotje.