Surveys

Survey operations in progress until 30 sep by M/V A.H.T.S golfo de siam in area between 34-27.14N 34-12.82N…

HYDROLANT 1603/07

issued: 2007-09-19 13:47Z
status: cancelled 2007-10-01 00:00Z (archive)
authority: NAVAREA III 396/07 191253Z SEP 07.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS IN PROGRESS UNTIL 30 SEP
   BY M/V A.H.T.S GOLFO DE SIAM IN AREA BETWEEN
   34-27.14N 34-12.82N AND 011-54.66E 011-40.33E.
   ONE MILE BERTH REQUESTED.
2. CANCEL THIS MSG 01 OCT.

Nearby now · within 120 nm

Nothing else in force 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.