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International Hydrographic Organization

Also known as: International Hydrographic Bureau

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agent for oceanographic mapping

  • topographic map
    In map: World status of mapping and basic data

    The International Hydrographic Organization (until 1967 Bureau), based at Monaco, attempts to stimulate cooperation in improvement of hydrographic data in general. This organization’s General Bathymetric Chart of the Oceans shows existing knowledge and is revised from time to time as new data are accumulated.

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establishment by the United Nations

  • In hydrography

    …information is exchanged through the International Hydrographic Organization, chartered in 1970 under the auspices of the United Nations.

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information in lightships, buoys and beacons