Survey operations in the Celtic Sea

Hydrographic and scientific survey vessels, often towing long arrays.

in force
0
last 12 months
0
vs previous 12 (0)
—
since 1999
534

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 Celtic Sea right now.

By year

99
00
01
02
03
04
05
06
07
08
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the Celtic Sea

Archive · 534 cancelled

  1. HYDROLANT 1434/002000-04-23 → 2000-04-26
    Underwater operations in progress until further notice by M/V geo surveyor vicinity of trackline between…
  2. HYDROLANT 1381/002000-04-18 → 2000-04-23
    Underwater operations in progress until further notice by M/V geo surveyor vicinity of trackline between…
  3. HYDROLANT 1369/002000-04-18 → 2000-04-18
    Underwater operations in progress until further notice by M/V geo surveyor vicinity of trackline between…
  4. HYDROLANT 1321/002000-04-14 → 2000-04-18
    Underwater operations in progress until further notice by M/V geo surveyor vicinity of trackline between…
  5. HYDROLANT 1248/002000-04-08 → 2000-04-09
    Underwater operations in progress until further notice by M/V geo surveyor along trackline joining 51-07N…
  6. HYDROLANT 1194/002000-04-05 → 2000-04-08
    Underwater operations in progress until further notice by M/V geo surveyor along trackline joining 51-16N…
  7. HYDROLANT 1154/002000-04-02 → 2000-04-04
    Underwater operations in progress until further notice by M/V geo surveyor vicinity of trackline joining…
  8. HYDROLANT 1101/002000-03-28 → 2000-03-30
    Underwater operations in progress until further notice by M/V geo surveyor along trackline between 51-28N…
  9. HYDROLANT 855/002000-03-08 → 2000-03-12
    Underwater operations in progress until further notice by M/V englishman along trackline between 51-18N…
  10. HYDROLANT 845/002000-03-07 → 2000-03-08
    Underwater operations in progress until further notice by M/V englishman along trackline between 51-23N…
  11. HYDROLANT 838/002000-03-06 → 2000-03-07
    Underwater operations in progress until further notice by M/V englishman along trackline between 51-39.3N…
  12. HYDROLANT 818/002000-03-05 → 2000-03-06
    Underwater operations in progress until further notice by M/V englishman along trackline between 51-51.8N…
  13. HYDROLANT 811/002000-03-04 → 2000-03-05
    Underwater operations in progress until further notice by M/V englishman vicinity trackline joining 52-08N…
  14. HYDROLANT 798/002000-03-03 → 2000-03-04
    Underwater operations in progress until further notice by M/V englishman between 52-12N 006-14W and 51-57N…
  15. HYDROLANT 771/002000-03-01 → 2000-03-02
    Underwater operations in progress until further notice by M/V englishman between 51-44N 006-23W and 52-10N…
  16. HYDROLANT 698/002000-02-25 → 2000-02-26
    Underwater operations in progress until further notice by M/V englishman between 51-44N 006-24W and 52-10N…
  17. HYDROLANT 677/002000-02-23 → 2000-02-25
    Underwater operations in progress until further notice by M/V englishman between 51-22N 006-14W and 51-54N…
  18. HYDROLANT 665/002000-02-22 → 2000-02-23
    Underwater operations in progress until further notice by M/V englishman between 51-17N 006-13W and 51-39N…
  19. HYDROLANT 648/002000-02-21 → 2000-02-22
    Underwater operations in progress until further notice by M/V englishman between 50-54N 006-09W and 51-18N…
  20. HYDROLANT 621/002000-02-19 → 2000-02-21
    Underwater operations in progress until further notice by M/V englishman between 50-46N 006-08W and 51-10N…
  21. HYDROLANT 559/002000-02-14 → 2000-02-17
    Underwater operations in progress until further notice by M/V englishman between 50-42N 006-07W and 51-10N…
  22. HYDROLANT 540/002000-02-12 → 2000-02-13
    Underwater operations in progress until further notice by M/V englishman between 50-27.8N 006-00.9W and…
  23. HYDROLANT 429/002000-02-04 → 2000-02-07
    Underwater operations in progress until further notice by M/V englishman along trackline between 50-41N…
  24. HYDROLANT 385/002000-02-02 → 2000-02-02
    Underwater operations in progress until further notice by M/V siren along trackline between 51-20N 005-33W…
  25. HYDROLANT 377/002000-02-01 → 2000-02-04
    Underwater operations in progress until further notice by M/V englishman along trackline between 50-11N…
  26. HYDROLANT 305/002000-01-27 → 2000-01-28
    Underwater operations in progress until further notice by M/V siren vicinity of trackline between 50-50N…
  27. HYDROLANT 303/002000-01-27 → 2000-01-27
    Underwater operations in progress until further notice by M/V siren between 50-22N 005-59W and 50-06N 005-43W
  28. HYDROLANT 245/002000-01-23 → 2000-01-24
    Underwater operations in progress until further notice by M/V siren vicinity of trackline joining 52-11N…
  29. HYDROLANT 216/002000-01-21 → 2000-01-22
    Underwater operations in progress until further notice by M/V siren vicinity of trackline joining 52-11N…
  30. HYDROLANT 182/002000-01-18 → 2000-01-19
    Underwater operations in progress until further notice by M/V siren vicinity of trackline between 52-10N…
  31. HYDROLANT 70/002000-01-08 → 2000-01-09
    Underwater operations in progress until further notice by M/V bligh along trackline between 52-02N 006-43W…
  32. HYDROLANT 2858/991999-12-30 → 2000-01-01
    Underwater operations in progress until further notice by M/V bligh along trackline joining 52-23N 006-19W,…
  33. HYDROLANT 2835/991999-12-28 → 1999-12-30
    Underwater operations in progress until further notice by M/V bligh along trackline joining 51-20N 006-13W,…
  34. HYDROLANT 2716/991999-12-14 → 1999-12-15
    Underwater operations in progress until further notice by M/V bligh vicinity of trackline joining 52-08N…
  35. HYDROLANT 2574/991999-11-30 → 1999-12-01
    Underwater operations in progress sunrise to sunset until 011700Z dec by M/V thalassa within 20 miles of: a.…
  36. HYDROLANT 2562/991999-11-28 → 1999-11-29
    Underwater operations in progress sunrise to sunset until 291800Z nov by M/V thalassa within 20 miles of: a.…
  37. HYDROLANT 2540/991999-11-26 → 1999-11-27
    Underwater operations in progress sunrise to sunset thru 271800Z nov by M/V thalassa within 20 miles of: a.…
  38. HYDROLANT 2538/991999-11-26 → 1999-11-26
    Underwater operations in progress until 261800Z nov by M/V thalassa within 20 miles of 48-30N 008-30W
  39. HYDROLANT 2531/991999-11-25 → 1999-11-25
    Underwater operations in progress until 251800Z nov by M/V thalassa within 20 miles of 49-00N 008-30W
  40. HYDROLANT 2517/991999-11-24 → 1999-11-24
    Underwater operations in progress until 241800Z nov by M/V thalassa within 20 miles of 50-00N 009-00W
  41. HYDROLANT 2510/991999-11-23 → 1999-11-23
    Underwater operations in progress until 231800Z nov by M/V thalassa within 20 miles of 51-10N 005-10W
  42. HYDROLANT 2490/991999-11-21 → 1999-11-22
    Underwater operations in progress sunrise to sunset until 221800Z nov by M/V thalassa within 20 miles of: a.…
  43. HYDROLANT 2480/991999-11-19 → 1999-11-20
    Underwater operations in progress sunrise to sunset until 201800Z nov by M/V thalassa within 20 miles of: a.…
  44. HYDROLANT 2473/991999-11-18 → 1999-11-19
    Underwater operations in progress sunrise to sunset until 191800Z nov by M/V thalassa within 20 miles of: a.…
  45. HYDROLANT 2465/991999-11-17 → 1999-11-22
    Oceanographic operations 19 thru 21 nov by M/V suroit in area bound by 47-20N 007-40W, 47-20N 005-27W,…
  46. HYDROLANT 2463/991999-11-17 → 1999-11-18
    Underwater operations in progress sunrise to sunset until 181800Z nov by M/V thalassa within 30 miles of: a.…
  47. HYDROLANT 2453/991999-11-15 → 1999-11-16
    Underwater operations in progress from sunrise to sunset thru 161800Z nov by M/V thalassa within 30 miles…
  48. HYDROLANT 2431/991999-11-12 → 1999-11-29
    Underwater operations in progress until further notice by M/V bligh vicinity of trackline joining 52-08N…
  49. HYDROLANT 2046/991999-09-25 → 1999-09-27
    Underwater operations in progress until further notice by M/V toisa mariner with submersible in area between…
  50. HYDROLANT 1930/991999-09-11 → 1999-09-13
    Underwater operations in progress until further notice by M/V geo searcher between 50-43N 011-18W and 51-14N…

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.

Survey operations in the Celtic Sea — page 10 · seahazards