Prepared and published by the National Imagery and Mapping Agency. Depths shown by isolines and soundings. Relief shown by spot heights. "From British Admiralty and French charts to 1998." "Copyright 1998 by the United States Government. No copyright claimed under Title 17, U.S.C. "Soundings in meters." Includes index to next larger scale charts and source diagram. Map no.37110. 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). United Kingdom--France, English Channel, Worthing to Dover and Courseulles to Cap Gris-Nez (Raster Image). LandInfo. Available at: https://purl.stanford.edu/fv684mp1375 This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.