Selapiu Island is an island of Papua New Guinea, located immediately south of the corner of New Hanover Island. According to the United States Naval Oceanographic Office, a "cylindrical concrete beacon, surmounted by a pole and a square, 23 feet (7 m) high, marks the south edge of the reef that extends from the east extremity of Selapiu Island." Its highest point is 409 feet (125 m).
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