Description
Tongass Narrows is located connects W end of Behm Canal with Revillagigedo Channel, between Gravina and Revillagigedo Is., SE end is divided by Pennock I. into East and West Channels, Alex. Arch.
History
Named by local pilots about 1878-80; published in 1885 by U.S. Coast and Geodetic Survey (USC&GS).