Surveys

Hydrographic survey 03 thru 13 apr by M/V sirius in area between 26-29S 27-20S and 047-00W 048-38W

HYDROLANT 1138/00

issued: 2000-04-01 07:00Z
status: cancelled 2000-04-14 06:00Z (archive)
authority: NAVAREA V 777/00 010418Z APR 00
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROGRAPHIC SURVEY 03 THRU 13 APR BY M/V SIRIUS IN
   AREA BETWEEN 26-29S 27-20S AND 047-00W 048-38W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 14 APR.

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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.