Surveys

Survey operations in progress until 31 aug by M/V polarcus adira towing 12 8100 meter long cables in area…

Western North Atlantic · NAVAREA IV 404/17

issued: 2017-05-17 10:57Z
status: cancelled 2017-09-01 00:01Z (archive)
cancels: NAVAREA IV 371/17
authority: POLARCUS ADIRA 171032Z MAY 17.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 AUG
   BY M/V POLARCUS ADIRA TOWING 12 8100 METER
   LONG CABLES IN AREA BETWEEN
   08-35N 09-55N AND 057-30W 056-34W.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL NAVAREA IV 371/17.
3. CANCEL THIS MSG 01 SEP 17.

Timeline

Survey operations in progress until 31 aug by M/V polarcus adira towing 12 8100 meter long cables in area…cancels · 2017-05-07
Survey operations in progress until 31 aug by M/V polarcus adira towing 12 8100 meter long cables in area…replaced · 2017-05-07

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.