Surveys

Survey operations in progress until 15 aug by M/V thalassa: a. vicinity 52-06.0N 050-10.0W

NAVAREA IV 209/05

issued: 2005-07-26 18:04Z
status: cancelled 2005-07-29 22:44Z (archive)
authority: EMAIL THALASSA 26 JUL 05.
sea: North Atlantic Ocean
position: 52.123, -44.339
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS IN PROGRESS UNTIL
   15 AUG BY M/V THALASSA:
   A. VICINITY 52-06.0N 050-10.0W.
   B. VICINITY 53-08.0N 050-52.0W.
   C. ALONG TRACKLINE BETWEEN
      54-14.7N 048-05.7W AND 50-00.0N 040-35.0W.
2. CANCEL THIS MSG 16 AUG.

This area · survey operations

1 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 15 aug by M/V thalassa in area between 43-13.3N 42-10.8N and 049-30.0W…cancelled by · 2005-07-29

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.