Surveys

Survey operations in progress until further notice by M/V ramform sovereign towing 12 3600 meter long cables…

Norwegian Sea · Norway · HYDROLANT 1881/21

issued: 2021-07-18 20:08Z
status: cancelled 2021-08-27 19:29Z (archive)
authority: NAVAREA I 136/21 182000Z JUL 21.
sea: Norwegian Sea
position: 61.333, 2.092
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORWEGIAN SEA.
NORWAY.
DNC 20.
SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY M/V RAMFORM SOVEREIGN
TOWING 12 3600 METER LONG CABLES
IN AREA BOUND BY
61-27N 001-39E, 61-27N 002-32E,
61-13N 002-32E, 61-13N 001-39E.
FOUR MILE BERTH REQUESTED.

This area · survey operations

117 within 180 nm since 2000 · 3 in the last 12 months · 3 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Cancel HYDROLANT 1881/21 and this msg, operations completedcancelled by · 2021-08-27

Nearby now · within 120 nm

Survey operations in progress until further notice by M/V ramform atlas towing 17 3600 meter long cables in…Surveys · 13.1 nm

Worldwide now

86 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.