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  2. Canadian Hydrographic Service - Wikipedia

    en.wikipedia.org/wiki/Canadian_Hydrographic_Service

    In 1904, a Privy Council order renamed the Georgian Bay Survey to the Hydrographic Survey of Canada with some modified responsibilities. In 1913 one of Canada's most famous hydrographic survey vessels, CSS Acadia was commissioned for use on the Atlantic coast. In 1928, the organization was renamed to the Canadian Hydrographic Service.

  3. CSS Acadia - Wikipedia

    en.wikipedia.org/wiki/CSS_Acadia

    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.

  4. Hydrographic office - Wikipedia

    en.wikipedia.org/wiki/Hydrographic_office

    The current name Canadian Hydrographic Service (CHS) was adopted in 1928. In 1951, Canada became a State Member of the International Hydrographic Organization (IHO) and the Dominion Hydrographer is Canada's representative. Today, the mandate of CHS is found in the Canada Oceans Act, the Canada Shipping Act (Charts and Publications Regulations ...

  5. Chart datum - Wikipedia

    en.wikipedia.org/wiki/Chart_datum

    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]

  6. Barra Strait - Wikipedia

    en.wikipedia.org/wiki/Barra_Strait

    Geographical Names of Canada - Barra Strait The Barra Strait [ 1 ] is a 1.22 km (0.76 mi) wide channel located in the Canadian province of Nova Scotia . It connects the northern and southern basins of Bras d'Or Lake , an inland saltwater body that dominates the centre of Cape Breton Island .

  7. CCGS Hudson - Wikipedia

    en.wikipedia.org/wiki/CCGS_Hudson

    The first Canadian ship built specifically for hydrographic and oceanographic survey work, Hudson was designed by the Montreal firm of Gilmore, German and Milne. [1] Hudson is 90.4 metres (296 ft 7 in) long overall and 80.8 m (265 ft 1 in) between perpendiculars with a beam of 15.4 metres (50 ft 6 in) and a draught of 6.8 metres (22 ft 4 in) [2] [3] The ship has a tonnage of 3,444 gross ...

  8. HMCS Cartier - Wikipedia

    en.wikipedia.org/wiki/HMCS_Cartier

    CGS Cartier returned to her former service as a hydrographic survey vessel which included work on the Atlantic coast. Her ability to chart exact locations was used extensively to curb smuggling operations and Dominion law enforcement used her as a platform for anti-smuggling operations, resulting in timely searches of suspected smugglers ...

  9. CCGS Matthew - Wikipedia

    en.wikipedia.org/wiki/CCGS_Matthew

    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]