1. United States, Alaska--southeast coast, Ernest Sound--eastern passage and Zimovia Strait Yale Public content 1993. 2011-11-21T15:51:34Z. 2015-10-21T15:06:18Z. U.S. Coast and Geodetic Survey. The Survey ; NOAA Distribution Branch, N/CG 33, National Ocean Service. English. Public. Ernest Sound (Alaska) and Zimovia Strait (Alaska).