Description: A National Oceanic and Atmospheric Administration map of the entrance to the St. Johns River, current to 1978. This National Ocean Survey chart shows all soundings expressed in feet. Navigational aids such as channel depths, lights, beacons, buoys and measures of magnetic declination variances are shown as well as obstructions such as submerged rocks, wrecks, and piles. Restricted areas and danger areas due to mines on the bottom are also included. North American 1927 Datum used. The map scale is 1:10,000. Key to NOAA maps. Place Names: Duval, Wards Bank, Mayport Basin, St. Johns Point ISO Topic Categories: transportation, oceans, inlandWaters Keywords: St. Johns River Entrance, physical, transportation, hydrological, physical features, roads, water routes, water depths, transportation, oceans, inlandWaters, Mercator, 1978 Source: National Oceanic and Atmospheric Administraton, National Ocean Survey (Washington, DC: National Oceanic and Atmospheric Administration, 1978) Map Credit: Courtesy the U.S. National Oceanic and Atmospheric Administration |
|