Surveys

Survey operations continue in the Gulf of America off Louisiana until 31 Dec, with three vessels towing 400-meter cables; wide berth requested.

Gulf of America · Louisiana · NAVAREA IV 817/26

issued: 2026-08-22 23:50Z
status: cancelled 2026-08-24 18:45Z (dropped from inforce)
self-cancels: 2027-01-01 00:01Z
cancels: NAVAREA IV 762/26
sea: Gulf of Mexico
position: 27.410, -90.625
vessels: M/V ISLAND FRONTIER · 3 messages M/V REM ANDES · 8 messages M/V SANCO SWORD EACH
source: nga_inforce · first seen 2026-08-24 20:02Z

Original warning text

GULF OF AMERICA.
LOUISIANA.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 DEC
   BY M/V ISLAND FRONTIER WITH M/V REM ANDES AND
   M/V SANCO SWORD EACH TOWING 400 METER LONG CABLES
   IN AREA BOUND BY
   27-54.83N 092-06.05W, 27-52.85N 089-52.06W,
   26-24.29N 089-54.51W, 26-26.11N 089-54.51W.
   WIDE BERTH REQUESTED.
2. CANCEL NAVAREA IV 762/26.
3. CANCEL THIS MSG 010001Z JAN 27.

This area · survey operations

49 within 180 nm since 2002 · 3 in the last 12 months · 1 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 31 dec by M/V island frontier in area bound by 27-54.83N 092-06.05W,…cancels · 2026-08-06
Survey operations in progress until 31 dec by M/V island frontier in area bound by 27-54.83N 092-06.05W,…replaced · 2026-08-06

Nearby now · within 120 nm

Survey operations in progress until 15 sep by M/V island pride, M/V sanco swift and M/V olympic artemis in…Surveys · 21.3 nm

Worldwide now

70 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.