Description
15 mi. NE of Cape Decision, in Affleck Canal, on S coast of Kuiu I., Alex. Arch. 0.5 mile wide.
History
Named in 1886 by Lieutenant J. M. Helm, U.S. Navy (USN), for charting purposes and published in 1887 by U.S. Coast and Geodetic Survey (USC&GS) on Chart 706.