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Marine observations

Map key - marker types

  • Clusters - multiple markers - click to expand

    Clusters - multiple markers
    click to expand

  • Buoys and light vessels - water based

    Buoys & light vessels - water based

  • Land systems and stations - land based

    Land systems & stations - land based

The internet is not part of the Maritime Safety Information system and should never be relied upon as the only means to obtain the latest forecast and warning information. Access to the service may be interrupted or delayed from time to time, updates may also be delayed. Please refer to GMDSS services, INMARSAT SafetyNET or international NAVTEX for the latest information. When using these web pages, always check that the page on your screen is not from your cache. Use the Refresh or Reload button if in any doubt.

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