Surveys

Survey operations in progress until 07 sep by M/V ramform hyperion towing 16 8100 meter long cables in area…

Western North Atlantic · NAVAREA IV 435/18

issued: 2018-05-30 11:13Z
status: cancelled 2018-08-22 17:29Z (archive)
cancels: NAVAREA IV 434/18
authority: RAMFORM HYPERION 301036Z MAY 18.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 07 SEP
   BY M/V RAMFORM HYPERION TOWING 16 8100 METER LONG
   CABLES IN AREA BETWEEN
   48-54N 49-48N AND 048-56W 046-17W.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL NAVAREA IV 434/18.
3. CANCEL THIS MSG 08 SEP 18.

Timeline

Survey operations in progress until 07 sep by M/V ramform hyperion towing 16 8100 meter long cables in area…cancels · 2018-05-29
Survey operations in progress until 07 sep by M/V ramform hyperion towing 16 8100 meter long cables in area…replaced · 2018-05-29
Cancel NAVAREA IV 435/18 and this msgcancelled by · 2018-08-22

Nearby now · within 120 nm

Nothing else in force within 120 nm.

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.