Surveys
Survey operations in progress until 05 0CT by M/V sw emerald, M/V sw diamond, M/V marianna g and M/V harvey…
Gulf of Mexico · Louisiana · NAVAREA IV 371/20
- issued
- 2020-05-05 17:26Z
- status
- cancelled 2020-09-10 13:11Z (archive)
- authority
- SHEARWATER GEO 051632Z MAY 20.
- sea
- Gulf of Mexico
- position
- 27.707, -91.002
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF MEXICO. LOUISIANA. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 05 0CT BY M/V SW EMERALD, M/V SW DIAMOND, M/V MARIANNA G AND M/V HARVEY DEEP SEA IN AREA BOUND BY 28-16.12N 091-45.05W, 28-16.12N 090-15.14W, 27-08.69N 090-15.14W, 27-08.69N 091-45.05W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 06 OCT 20.
This area · survey operations
47 within 180 nm since 2002 · 2 in the last 12 months · 2 in force now
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- Survey operations in progress until 31 dec by M/V island frontier in area bound by 27-54.83N 092-06.05W,…2026-08-06
- Survey operations in progress until 15 sep by M/V island pride, M/V sanco swift and M/V olympic artemis in…2026-06-15
- Survey operations 01 apr thru 15 jun by M/V sanco sword, M/V olympic artemis, M/V fulmar explorer and M/V…2024-03-29
- Survey operations in progress until 30 apr by M/V chloe candies, M/V sanco spirit and M/V artemis athene in…2024-02-21
- Survey operations in progress until 30 may in area bound by 27-31.90N 090-24.60W, 27-33.10N 092-03.90W,…2024-02-15
- Survey operations in progress until 30 apr 24 by M/V olympic delta, M/V pxgeo 2 and M/V artemis athene in…2023-12-11
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA IV 371/20 and this msg, operations completedcancelled by · 2020-09-10
Nearby now · within 120 nm
Worldwide now
86 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.