Prepared and published by the National Imagery and Mapping Agency. Depths shown by soundings. Relief shown by contours and spot heights. "Compiled from latest available information to 1979." "Copyright 1997 by the United States Government. No copyright claimed under Title 17 U.S.C." "Soundings in meters." Map No. 38270. This map is part of a collection of scanned and georeferenced nautical charts produced by the National Geospatial-Intelligence Agency (NGA). United States. National Imagery and Mapping Agency. (1997). Canada--Greenland, Hall Basin, Robeson Channel to Lincoln Sea (Raster Image). LandInfo. Available at: https://purl.stanford.edu/kh631mc3605 This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.