Survey operations in the Mediterranean Sea - Western Basin

Hydrographic and scientific survey vessels, often towing long arrays.

in force
0
last 12 months
0
vs previous 12 (1)
-100%
since 1998
195

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 Mediterranean Sea - Western Basin right now.

By year

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By month (all years)

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Other hazards in the Mediterranean Sea - Western Basin

Archive · 195 cancelled

  1. HYDROLANT 1930/242024-09-03 → 2026-08-17
    Survey operations in progress until 30 Oct by vessel Anteos at 39-19.79N 007-50.60E in the Western Mediterranean Sea near Sardinia; wide berth requested.
    Western Mediterranean Sea · Sardinia
  2. HYDROLANT 872/242024-04-24 → 2024-07-01
    Survey operations in progress until 30 jun by M/V ng driller along trackline joining 39-13.99N 007-49.47E,…
    Western Mediterranean Sea · Sardinia
  3. HYDROLANT 871/242024-04-24 → 2024-08-31
    Survey operations in progress until 30 aug by M/V durable along trackline joining 41-22.68N 006-04.83E,…
    Western Mediterranean Sea · Sardinia
  4. HYDROLANT 231/242024-02-01 → 2024-04-16
    Survey operations in progress until 15 apr by M/V ng driller in: a. 39-13.99N 007-49.48E
    Western Mediterranean Sea · Sardinia
  5. HYDROLANT 1635/232023-07-20 → 2023-08-14
    Survey operations 22 jul thru 13 aug by M/V tethys II, M/V l`europe, and M/V sagitta III in area bound by…
    Western Mediterranean Sea · Italy
  6. HYDROLANT 1561/232023-07-11 → 2023-08-31
    Scientific buoys temporarily established by M/V thalassa 15 jul thru 30 aug in: a. dyfamed, 43-25.00N…
    Western Mediterranean Sea · France · Spain
  7. HYDROLANT 779/232023-04-11 → 2023-04-18
    Survey operations 120900Z to 172359Z apr by M/V l'atalante in vicinity of trackline joining 40-56.00N…
    Western Mediterranean Sea · France
  8. HYDROLANT 762/232023-04-09 → 2023-04-11
    Survey operations in progress until 111700Z apr by M/V tethys II in vicinity of trackline joining 41-22.0N…
    Western Mediterranean Sea · Balearic Islands
  9. HYDROLANT 758/232023-04-09 → 2023-04-09
    Survey operations in progress until 111800Z apr by M/V tethys II in vicinity of trackline joining 40-07.0N…
    Western Mediterranean Sea · Balearic Islands
  10. HYDROLANT 713/232023-04-03 → 2023-04-05
    Survey operations 041400Z to 061400Z apr by M/V tethys 2 in area bound by 40-05.00N 006-16.70E, 39-31.20N…
    Western Mediterranean Sea · Balearic Islands · Spain
  11. HYDROLANT 711/232023-04-03 → 2023-04-05
    Survey operations 041700Z to 062359Z apr by M/V l'atalante in vicinity of trackline joining 40-46.00N…
    Western Mediterranean Sea · Balearic Islands
  12. HYDROLANT 645/232023-03-24 → 2023-03-28
    Survey operations 25 thru 27 mar by M/V l-atalant along trackline joining 40-11.00N 004-06.00E, 41-18.00N…
    Western Mediterranean Sea · Balearic Islands
  13. HYDROLANT 247/232023-01-30 → 2023-02-18
    Survey operations 02 thru 17 feb by M/V tethys II, M/V l europe and M/V sagitta III in area bound by…
    Western Mediterranean Sea · Italy
  14. HYDROLANT 2050/222022-08-18 → 2022-09-18
    Survey operations 20 aug thru 17 sep by M/V dallaporta in area bound by 40-38.53N 010-05.00E, 41-20.54N…
    Tyrrhenian Sea · Western Mediterranean Sea · Sardinia
  15. HYDROLANT 1701/222022-07-05 → 2022-07-16
    Survey operations 07 thru 15 jul by M/V thetys II, M/V l'europe and M/V saggitta III in area bound by…
    Western Mediterranean Sea · France
  16. HYDROLANT 1476/222022-06-07 → 2022-07-01
    Survey operations 08 thru 30 jun by M/V mg worker in area bound by 39-20.63N 008-17.09E, 39-20.63N…
    Western Mediterranean Sea · Sardinia
  17. HYDROLANT 1382/222022-05-26 → 2022-06-07
    Survey operations 27 may thru 06 jun by M/V thetys II, M/V l`europe and M/V saggitta III in area bound by…
    Western Mediterranean Sea · Monaco
  18. HYDROLANT 917/222022-03-30 → 2022-04-09
    Survey operations in progress until 08 apr by M/V thetys II, M/V l`europe, M/V saggitta III in area bound by…
    Western Mediterranean Sea · Monaco
  19. HYDROLANT 621/222022-03-01 → 2022-03-14
    Survey operations 040001Z to 132359Z mar by M/V thetys II, M/V europe, and M/V saggitta in area bound by…
    Western Mediterranean Sea · Italy
  20. HYDROLANT 451/222022-02-15 → 2022-03-01
    Survey operations 16 feb thru 10 mar by M/V pelagia in area bound by 43-38.53N 007-31.07E, 42-07.71N…
    Western Mediterranean Sea · Sardinia
  21. HYDROLANT 347/222022-02-03 → 2022-02-15
    Survey operations 04 thru 14 feb in area bound by 43-27.00N 007-48.96E, 43-27.00N 007-57.00E, 43-19.98N…
    Western Mediterranean Sea · France
  22. HYDROLANT 45/222022-01-05 → 2022-01-18
    Survey operations 08 thru 17 jan in area bound by 43-19.98N 007-48.96E, 43-19.98N 007-57.00E, 43-27.00N…
    Western Mediterranean Sea · France
  23. HYDROLANT 2949/212021-11-30 → 2021-12-15
    Survey operations 01 thru 14 dec by M/V thetys II and M/V europe in area bound by 43-19.98N 007-48.96E,…
    Western Mediterranean Sea · France
  24. HYDROLANT 2762/212021-11-09 → 2021-11-25
    Survey operations 10 thru 24 nov by M/V thetys II and M/V europe in area bound by 43-19.98N 007-48.96E,…
    Western Mediterranean Sea · France
  25. HYDROLANT 2536/212021-10-14 → 2021-10-27
    Underwater operations 151800Z to 271800Z oct in area bound by 38-55N 009-15E, 38-45N 009-15E, 38-45N…
    Western Mediterranean Sea · Tyrrhenian Sea · Sardinia
  26. HYDROLANT 2522/212021-10-13 → 2021-10-19
    Survey operations in progress until 18 oct by M/V thetys II and M/V l europe in area bound by 43-19.98N…
    Western Mediterranean Sea
  27. HYDROLANT 2521/212021-10-13 → 2021-10-16
    Underwater operations 130800Z to 161800Z oct in area bound by 42-08.91N 006-40.67E, 42-09.27N 008-00.33E,…
    Western Mediterranean Sea · Corsica
  28. HYDROLANT 2520/212021-10-12 → 2021-10-16
    Underwater operations in progress until 152359Z oct in area bound by 42-10.14N 006-40.46E, 42-10.14N…
    Western Mediterranean Sea · Corsica
  29. HYDROLANT 2366/212021-09-20 → 2021-10-17
    Underwater operations 22 sep thru 16 oct by M/V dalla porta in area bound by 37-34N 011-14E, 37-23N 011-36E,…
    Strait of Sicily · Tunisia
  30. HYDROLANT 2284/212021-09-08 → 2021-09-19
    Survey operations 10 thru 18 sep by M/V thetys II and M/V l`europe in area bound by 43-19.98N 007-48.96E,…
    Western Mediterranean Sea · Italy
  31. HYDROLANT 2196/212021-08-26 → 2021-09-06
    Survey operations 28 aug thru 05 sep by M/V dalla porta in area bound by 41-20.54N 009-46.56E, 41-19.72N…
    Western Mediterranean Sea · Tyrrhenian Sea · Sardinia
  32. HYDROLANT 2091/212021-08-11 → 2021-08-27
    Survey operations 13 thru 26 aug in area bound by 43-19.98N 007-48.96E, 43-19.98N 007-57.00E, 43-27.00N…
    Western Mediterranean Sea · Italy
  33. HYDROLANT 1953/212021-07-27 → 2021-08-09
    Survey operations in progress until 08 aug by M/V astrea in area bound by 39-57.16N 008-05.55E, 39-57.16N…
    Western Mediterranean Sea · Sardinia
  34. HYDROLANT 1796/212021-07-07 → 2021-07-18
    Survey operations 09 thru 17 jul by M/V thetys II and M/V leurope in: a. 43-19.98N 007-48.96E
    Western Mediterranean Sea · Italy
  35. HYDROLANT 1547/212021-06-09 → 2021-07-16
    Survey operations in progress until 15 jul by M/V thalassa along tracklines joining: a. 42-07.00N…
    Western Mediterranean Sea · Ligurian Sea. · Italy
  36. HYDROLANT 1536/212021-06-08 → 2021-06-16
    Survey operations 08 thru 15 jun in area bound by 43-19.98N 007-48.96E, 43-19.98N 007-57.00E, 43-27.00N…
    Western Mediterranean Sea · Italy
  37. HYDROLANT 1264/212021-05-08 → 2021-05-10
    Underwater operations in progress until 092359Z may by M/V rebel in area within four miles of 43-00N 008-00E
    Western Mediterranean Sea · Corsica
  38. HYDROLANT 1254/212021-05-07 → 2021-05-18
    Survey operations 09 thru 17 may by M/V thetys II and M/V l'europe in area bound by 43-19.98N 007-48.96E,…
    Western Mediterranean Sea · France
  39. HYDROLANT 1244/212021-05-05 → 2021-05-11
    Underwater operations 080001Z to 102359Z may by M/V l'atlante in area within one miles of 42-49N 008-06E
    Western Mediterranean Sea · Corsica
  40. HYDROLANT 1075/212021-04-19 → 2021-05-05
    Survey operations in progress until 051200Z may by M/V urbano monti in area bound by 41-25.25N 002-14.50E,…
    Western Mediterranean Sea · Spain
  41. HYDROLANT 918/212021-04-05 → 2021-04-17
    Survey operations 06 thru 16 apr by by M/V thetys II and M/V l'europe in area bound by 43-19.9N 007-48.9E,…
    Western Mediterranean Sea · France
  42. HYDROLANT 539/212021-02-24 → 2021-03-10
    Survey operations 28 feb thru 09 mar by M/V thetys II and M/V l'europe in area bound by 43-19.98N…
    Western Mediterranean Sea · France
  43. HYDROLANT 392/212021-02-09 → 2021-02-22
    Survey operations 12 thru 21 feb by M/V thetys II and M/V l'europe in area bound by 43-19.98N 007-48.96E,…
    Western Mediterranean Sea · France
  44. HYDROLANT 259/212021-01-28 → 2021-02-08
    Underwater operations 010001Z to 072359Z feb by M/V tethys II in area bound by 41-40N 006-00E, 41-40N…
    Western Mediterranean Sea · Sardinia
  45. HYDROLANT 122/212021-01-13 → 2021-02-01
    Underwater operations 150001Z to 312359Z jan by M/V tethys II in area bound by 41-40.0N 006-00.0E, 41-40.0N…
    Western Mediterranean Sea · Sardinia
  46. HYDROLANT 3754/202020-12-02 → 2020-12-16
    Survey operations 05 thru 15 dec by M/V tethys II in area within two miles of 43-25.2N 007-54.0E
    Western Mediterranean Sea · Italy
  47. HYDROLANT 3672/202020-11-26 → 2020-12-21
    Survey operations in progress until 20 dec by M/V belkacem grine in area bound by 36-19-44N 001-28-49W,…
    Western Mediterranean Sea · Alboran Sea · Algeria
  48. HYDROLANT 3495/202020-11-11 → 2020-11-24
    Survey operations 13 thru 23 nov by M/V tethys II in area within two miles of 43-25.2N 007-54.0E
    Western Mediterranean Sea · Italy
  49. HYDROLANT 3316/202020-10-29 → 2020-12-02
    Survey operations 01 nov thru 01 dec by M/V pourquoi pas in area bound by 43-44.95N 007-31.26E, 43-49.36N…
    Western Mediterranean Sea · Ligurian Sea · Italy
  50. HYDROLANT 3206/202020-10-22 → 2020-10-28
    Survey operations in progress until 27 oct by M/V tethys in area within two miles of 43-25.2N 007-54.0E
    Western Mediterranean Sea · Italy

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 Mediterranean Sea - Western Basin · seahazards