H1017511H10175: NOS Hydrographic Survey , Seymour Canal, Alaska, 1985-05-05 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -133.731011999648, W: -133.963451000366, N: 57.6870140003592, S: 57.5005490002683#footprint-133.963451000366,57.5005490002683 -133.731011999648,57.5005490002683 -133.731011999648,57.6870140003592 -133.963451000366,57.6870140003592 -133.963451000366,57.5005490002683