H1023911H10239: NOS Hydrographic Survey , Seymour Canal, Alaska, 1987-05-05 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -134.232473999833, W: -134.355456000127, N: 58.1065239996326, S: 57.9967699995908#footprint-134.355456000127,57.9967699995908 -134.232473999833,57.9967699995908 -134.232473999833,58.1065239996326 -134.355456000127,58.1065239996326 -134.355456000127,57.9967699995908