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CHS is a world leader in the adoption of hydrographic survey technology, as well as in research and development. With responsibility for charting the world's longest coastline (243,792 kilometres) as well as 6.55 million square kilometres of continental shelf and territorial waters (second largest in the world), including extensive inland waterways such as the St. Lawrence Seaway, CHS ...
This is an average of lowest low waters taken over a fixed period of tidal predictions, as opposed to actual observations. This is the datum used for coastal charts published by the Canadian Hydrographic Service, [11] with the average taken from the lowest tides, one from each 19 year period of tidal predictions. [12]
CSS Acadia is a former hydrographic surveying and oceanographic research ship of the Hydrographic Survey of Canada and its successor the Canadian Hydrographic Service.. Acadia served Royal Canadian Navy for 56 years from 1913 to 1969, charting the coastline of almost every part of Eastern Canada including pioneering surveys of Hudson Bay.
His charts are the basis for those in use today. The Canadian Hydrographic Service traces its history back to 1883, when it was originally established as the Georgian Bay Survey, tasked with charting and improving knowledge of the bay after a steamship wrecked there the previous year, killing 150 of its passengers.
Canadian Hydrographic Service Chart 1550 - Britannia Bay to Chats Falls covers the whole of Lac Deschênes. [14] The Canadian Coast Guard maintains lights and buoys on the lake, [ 15 ] however local emergency services in Ottawa [ 16 ] and Gatineau are responsible for providing search and rescue services within their respective city boundaries.
Canadian Hydrographic Service chart number 4486 is the bathymetric navigational data repository for the area. [6] Beaches. The shores of Chaleur Bay include numerous ...
A 1976 United States NOAA chart of part of Puerto Rico A nautical chart of the Warnemünde harbor shown on OpenSeaMap. A nautical chart or hydrographic chart is a graphic representation of a sea region or water body and adjacent coasts or banks.
In 1998, Matthew was among the Canadian Coast Guard vessels assigned to the search for Swissair Flight 111, mapping the wreckage off the coast of Nova Scotia. [9] The ship participated in the mapping of Placentia Bay, Newfoundland, in co-operation with Natural Resources Canada and the Canadian Hydrographic Service in April 2004. [10]