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Georges Bank was part of the North American mainland as recently as 12,000 years ago. [1] Roughly oval in shape, Georges Bank measures about 149 miles (240 kilometres) in length by 75 miles (121 kilometres) in width. Located 62 miles (100 kilometres) offshore, Georges Bank is part of the continental shelf. Its depth ranges from several metres ...
Thomas Jefferys (c. 1719 – 1771), "Geographer to King George III ", was an English cartographer who was the leading map supplier of his day. [1] He engraved and printed maps for government and other official bodies and produced a wide range of commercial maps and atlases, especially of North America. [2]
Stellwagen Bank National Marine Sanctuary (officially the Gerry E. Studds Stellwagen Bank National Marine Sanctuary) is an 842-square-mile (636 sq nmi; 2,181 km 2) United States Government -protected national marine sanctuary located at the mouth of Massachusetts Bay between Cape Cod and Cape Ann. It is known as an excellent whale watching site ...
Portolan charts are nautical charts, first made in the 13th century in the Mediterranean basin and later expanded to include other regions. The word portolan comes from the Italian portolano, meaning "related to ports or harbors ", and which since at least the 17th century designates "a collection of sailing directions".
A nautical chart or hydrographic chart is a graphic representation of a sea region or water body and adjacent coasts or banks. Depending on the scale of the chart, it may show depths of water (bathymetry) and heights of land (topography), natural features of the seabed, details of the coastline, navigational hazards, locations of natural and ...
The Office of Coast Survey is responsible for preparing and maintaining over a thousand nautical charts covering the exclusive economic zone off the coast of the United States and its territories, extending 200 nautical miles (370 km; 230 mi) offshore and covering a total area of 3,400,000 square nautical miles (12,000,000 km 2; 4,500,000 sq mi ...
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A 2016 U.S. Army Corps of Engineers map showing New York–New Jersey Harbor Estuary's drainage divide and drainage basin Harrisse/LOC copy of the Manatus Map of 1639 An 1866 map of New York–New Jersey Harbor Estuary A 2011 NASA image of New York–New Jersey Harbor Estuary Population density and elevation above sea level in the New York City metropolitan area as of 2010 An aerial view of ...