Surveys

Survey operations 21 thru 25 nov by M/V sirius in area between 26-52S 26-57S and 048-36W 048-37W

HYDROLANT 2121/05

issued: 2005-11-18 04:55Z
status: cancelled 2005-11-26 03:00Z (archive)
self-cancels: 2005-11-26 03:00Z
authority: NAVAREA V 935/05 180403Z.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS 21 THRU 25 NOV
   BY M/V SIRIUS IN AREA BETWEEN
   26-52S 26-57S AND 048-36W 048-37W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 260300Z NOV.

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Worldwide now

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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.