Surveys
Underwater operations in progress until 21 sep by M/V siem danis in 42-11N 012-04W
HYDROLANT 1556/07
- issued
- 2007-09-07 14:39Z
- status
- cancelled 2007-09-14 10:31Z (archive)
- authority
- NAVAREA II 320/07 071408Z SEP 07.
- sea
- North Atlantic Ocean
- position
- 42.183, -12.067
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 21 SEP BY M/V SIEM DANIS IN 42-11N 012-04W. 2. CANCEL THIS MSG 22 SEP.
This area · survey operations
50 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations 130001Z to 221200Z oct by M/V sarmiento de gamboa in area bound by 42-45.00N 010-45.00W,…2023-10-12
- Survey operations by M/V sarmeinto de gamboa: a. 06 oct in 41-52.70N 009-48.60W2023-10-05
- Survey operations in progress until 14 jul by M/V ramon margalef along trackline joining 43-00.00N…2023-07-04
- Survey operations 112000Z to 171800Z jul by M/V sarmiento de gamboa towing 6000 meter long cable along…2022-07-08
- Survey operations 080001Z to 110600Z jul by M/V sarmiento de gamboa towing 6000 meter long cable along…2022-07-05
- Survey operations in progress until 090001Z jun by M/V sarmiento de gamboa towing 6000 meter long cable in…2022-05-30
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
Nothing else in force within 120 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.