from a survey by U.S.S. Bowditch in 1942 with additions from other sources to 1943 ; Prepared and published by the Defense Mapping Agency Hydrographic/Topographic Center. Depths shown by isolines and soundings. Relief shown by contours. "Soundings in fathoms." Includes tidal information. Map no.22533. This map is part of a collection of scanned and georeferenced nautical charts produced by the National Geospatial-Intelligence Agency (NGA).