辽航警452/26
Hydrographic survey by YONG HONG SHUN HANG 77 in Northern Yellow Sea, 2-3 Nov
Warning text
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No longer in forceThe survey vessel YONG HONG SHUN HANG 77 will conduct hydrographic sweeping (depth survey) in multiple polygon areas in the northern Yellow Sea. Activity is scheduled from 02 November 2026 1000 UTC to 03 November 2026 1700 UTC. Mariners are advised to be aware and navigate with caution in the named areas.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- Northern Yellow Sea
- Validity
- From 02 Nov 2026, 10:00 UTC
Until 03 Nov 2026, 17:00 UTC自11月2日1000时至11月3日1700时 - Activity periods
- 02 Nov 2026, 10:00 UTC - 03 Nov 2026, 17:00 UTC (hydrographic sweeping operations by vessel YONG HONG SHUN HANG 77)
- Hazards
- hydrographic survey, sweeping gear in water
Worked out automatically from the warning text on 02 Nov 2026, 01:57 UTC. It can be wrong: the official warning text is the authority.
The whole analysis comes with Lagom
This warning's analysis also has:
- Action for mariners
- Ships named
- Translations
- Nearby lights and rescue centres
The action for mariners, the keep-clear distance, contacts, ships named, translations and the nearby lights and rescue centres come with Lagom and every higher plan, and with the API plans. The official warning text above is always free.