Prepared and published by the National Imagery and Mapping Agency. Depths shown by isolines and soundings. "From various sources to 1998." "Copyright 1999 by the United States Government. No copyright claimed under Title 17 U.S.C." "Soundings in meters." Includes source diagram. Georeferenced nautical chart. Map no. 27120. 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. (1999). Central America, Cuba--Mexico, Yucatan Channel (Raster Image). LandInfo. Available at: https://purl.stanford.edu/bw098ph6515 This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.