1643/2026
Hydrographic survey operations off Antifer, 15 Nov to 03 Dec 2026
Activeuntil 03 Dec 2026, 23:59 UTC (in 19 days)Received 12 Nov 2026, 13:06 UTC
Warning text
Positions open on the mapLang
Area: ANTIFER
HYDROGRAPHIC_SURVEY
From 15th NOV 2026 TO 03rd DEC 2026, hydrographic survey in areas :
area bounded by:
49-19.94N 000-14.58W
49-25.86N 000-17.62W
49-26.29N 000-13.99W
49-25.35N 000-11.31W
49-20.84N 000-12.92W
49-19.97N 000-12.92W
area bounded by:
49-25.86N 000-17.62W
49-48.76N 000-28.58W
49-50.12N 000-26.41W
49-44.68N 000-23.38W
49-44.71N 000-20.29W
49-26.08N 000-15.80W
Please keep a safety distance of 1 nautical maile with the operating ship.
Location map
Open on the full mapAnalysis
Activeuntil 03 Dec 2026, 23:59 UTC (in 19 days)Hydrographic survey operations will take place in two bounded areas off Antifer. Activity is scheduled from 15 November 2026 to 03 December 2026. Mariners are requested to keep a safety distance of 1 nautical mile from the operating ship.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- Antifer (offshore)
- Validity
- From 15 Nov 2026, 00:00 UTC
Until 03 Dec 2026, 23:59 UTCFrom 15th NOV 2026 TO 03rd DEC 2026, hydrographic survey in areas : - Activity periods
- 15 Nov 2026, 00:00 UTC - 03 Dec 2026, 23:59 UTC (Hydrographic survey in the two bounded areas off Antifer)
- Hazards
- hydrographic survey, survey vessel, survey equipment/towed gear
Worked out automatically from the warning text on 13 Nov 2026, 22:07 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
- Keep-clear distance
- 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.