Survey operations in the Irish Sea and St. George's Channel
Hydrographic and scientific survey vessels, often towing long arrays.
- in force
- 0
- last 12 months
- 0
- vs previous 12 (1)
- -100%
- since 1999
- 161
Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.
In force now · 0
No survey operations in force in the Irish Sea and St. George's Channel right now.
By month (all years)
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Other hazards in the Irish Sea and St. George's Channel
Archive · 161 cancelled
- HYDROLANT 1693/991999-08-13 → 1999-08-14Underwater operations in progress until further notice by M/V geo searcher vicinity of trackline between…
- HYDROLANT 1412/991999-07-09 → 1999-07-12Underwater operations in progress until further notice by M/V normand vester along trackline between 54-08N…
- HYDROLANT 1397/991999-07-07 → 1999-07-08Underwater operations in progress until further notice by M/V normand vester along trackline between 54-08N…
- HYDROLANT 783/991999-04-20 → 1999-09-17Oceanographic buoy, FL(5) y 20 sec, established in 53-45.0N 005-00.0W
- HYDROLANT 598/991999-03-27 → 1999-03-30Survey operations in progress until further notice by M/V jean charcot along trackline between 53-48.4N…
- HYDROLANT 594/991999-03-27 → 1999-03-29Underwater operations in progress until further notice by M/V coastal connector along trackline between…
- HYDROLANT 508/991999-03-15 → 1999-03-24Underwater operations in progress until further notice by M/V jean charcot in vicinity of trackline joining…
- HYDROLANT 252/991999-02-03 → 1999-02-08Underwater operations in progress until further notice by M/V toisa mariner with submersible in vicinity…
- HYDROLANT 229/991999-02-02 → 1999-02-03Underwater operations in progress until further notice by M/V toisa mariner with submersible within three…
- HYDROLANT 179/991999-01-27 → 1999-02-02Underwater operations in progress until further notice by M/V toisa mariner in vicinity 53-26.8N 006-04.2W
- HYDROLANT 113/991999-01-19 → 1999-01-27Underwater operations in progress until further notice by M/V toisa mariner with submersible in vicinity…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.