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  2. Notice to mariners - Wikipedia

    en.wikipedia.org/wiki/Notice_to_Mariners

    The information in the Notice to Mariners is formatted to simplify the correction of paper charts and navigational publications. The NOTMAR.gc.ca site is a free 24/7 service providing mariners with up-to-date safety advisories. It provides mariners with a quick and easy to use interface to access Notices to Mariners information.

  3. Hydrographic office - Wikipedia

    en.wikipedia.org/wiki/Hydrographic_office

    The United Kingdom Hydrographic Office (UKHO) is now a part of the Ministry of Defence rather than a naval department and is located in Taunton, Somerset, near Creechbarrow hill. It is best known for producing the well-known Admiralty chart series of nautical charts that covers almost every navigable stretch of water on Earth. The UKHO also ...

  4. Nautical publications - Wikipedia

    en.wikipedia.org/wiki/Nautical_publications

    Hydrographic officers who produce of nautical publications also provide a system to inform mariners of changes that effect the chart. In the US and the UK, corrections and notifications of new editions are provided by various governmental agencies by way of Notice to Mariners , Local Notice to Mariners , Summary of Corrections , and Broadcast ...

  5. United Kingdom Hydrographic Office - Wikipedia

    en.wikipedia.org/wiki/United_Kingdom...

    The United Kingdom Hydrographic Office (UKHO) is the UK's agency for providing hydrographic and marine geospatial data to mariners and maritime organisations across the world. The UKHO is a trading fund of the Ministry of Defence (MoD) and is located in Taunton , Somerset , with a workforce of approximately 900 staff.

  6. Protection of Wrecks Act 1973 - Wikipedia

    en.wikipedia.org/wiki/Protection_of_Wrecks_Act_1973

    All protected wrecks are listed in the annual Admiralty Notices to Mariners [4] and are marked on United Kingdom Hydrographic Office charts. A statutory instrument shows the location of the site and also the extent of the restricted protected area. This is often done using a buoy, (usually yellow and inscribed 'Protected Wreck') although sites ...

  7. List of lights - Wikipedia

    en.wikipedia.org/wiki/List_of_lights

    The United Kingdom Hydrographic Office, generally known as "The Admiralty", publishes the Admiralty List of Lights and Fog Signals covering the whole world in 15 volumes. The information is also available in digital form. [4] [5]

  8. Nautical chart - Wikipedia

    en.wikipedia.org/wiki/Nautical_chart

    Every producer of nautical charts also provides a system to inform mariners of changes that affect the chart. In the United States, chart corrections and notifications of new editions are provided by various governmental agencies by way of Notice to Mariners, Local Notice to Mariners, Summary of Corrections, and Broadcast Notice to Mariners. In ...

  9. HM Nautical Almanac Office - Wikipedia

    en.wikipedia.org/wiki/HM_Nautical_Almanac_Office

    His Majesty's Nautical Almanac Office (HMNAO), now part of the United Kingdom Hydrographic Office, was established in 1832 on the site of the Royal Observatory, Greenwich (ROG), where The Nautical Almanac had been published since 1767. HMNAO produces astronomical data for a wide range of users, such as astronomers, mariners, aviators, surveyors ...