Surveys
Underwater operations in progress until further notice by M/V edt argonaut vicinity of trackline between…
HYDROLANT 3170/00
- issued
- 2000-09-13 17:02Z
- status
- cancelled 2000-09-13 22:40Z (archive)
- cancels
- HYDROLANT 3140/00HYDROLANT 3161/00
- authority
- WZ 1767/00 131632Z SEP 00; WZ 1768/00 131634Z SEP 00
- sea
- English Channel
- position
- 50.033, -5.382
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V EDT ARGONAUT VICINITY OF TRACKLINE BETWEEN 50-05.32N 005-23.37W AND 49-58.63N 005-22.46W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 3140/00, OPERATIONS COMPLETED. 3. CANCEL HYDROLANT 3161/00.
This area · survey operations
758 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations 072201Z to 112159Z jun by vessel nanoplon in area within one mile of 48-20.67N 008-22.08W2023-06-06
- Survey operations 06 thru 11 jan by M/V belgica in area bound by 48-14.00N 005-05.00W, 47-28.00N 005-10.00W,…2023-01-04
- Underwater operations 180800Z to 192200Z nov by M/V willchallenge in vicinity of 50-19.0N 004-14.7W2022-11-17
- Survey operations 18 thru 30 oct by M/V cotes de la manche in area bound by 47-43.95N 004-25.41W, 47-32.38N…2022-10-15
- Survey operations 15 sept thru 20 oct by M/V thlassa in vicinity of trackline joining 48-30.00N 006-00.00W,…2022-09-14
- Scientific moorings established until 30 sep by M/V armorique in: a. 47-40.85N 004-30.70W2022-09-13
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Underwater operations in progress until further notice by cableship monarch within one mile of 49-38N 005-02Wcancels · 2000-09-11
- Underwater operations in progress until further notice by M/V edt argonaut along trackline joining 49-00N…cancels · 2000-09-12
- Underwater operations in progress until further notice by cableship monarch within one mile of 49-38N 005-02Wreplaced · 2000-09-11
- Underwater operations in progress until further notice by M/V edt argonaut along trackline joining 49-00N…replaced · 2000-09-12
- Cancel HYDROLANT 3170/00 and this msg, operations completedcancelled by · 2000-09-13
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 33.3 nm
Worldwide now
84 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.