Surveys
Underwater operations by M/V poseidon: a. 13 apr in 29-11.7N 015-55.8W
HYDROLANT 618/08
- issued
- 2008-04-13 02:54Z
- status
- cancelled 2008-04-16 00:00Z (archive)
- authority
- NAVAREA II 121/08 121631Z APR 08.
- sea
- North Atlantic Ocean
- position
- 29.176, -15.668
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS BY M/V POSEIDON:
A. 13 APR IN 29-11.7N 015-55.8W.
B. 14 APR IN 29-11.3N 015-55.6W
AND 29-16.7N 015-33.3W.
C. 15 APR IN 29-02.6N 015-15.7W.
WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 16 APR.
This area · survey operations
45 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 082359Z feb by M/V ramon margalef in area within four miles of 28-00.00N…2024-02-02
- Survey operations in progress until 090800Z feb by M/V sarmiento de gamboa in area bound by 28-34.70N…2024-01-28
- Survey operations 221900Z jan thru 010800Z feb by M/V sarmiento de gamboa in area bound by 28-16.80N…2024-01-21
- Survey operations 281500Z feb to 011700Z mar by M/V sarmiento de gamboa in area within seven miles of…2023-02-28
- Underwater operations 261500Z thru 281300Z feb in area within 7 miles of 29-10.00N 015-29.00W2023-02-26
- Survey operations in progress until 25 feb by M/V ramon margalef in vicinity 27-37.00N 017-59.00W2023-02-24
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · 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.