Surveys

Survey operations in progress until further notice by M/V sw amundsen towing 12 8000 meter long cables in…

Norwegian Sea · North Sea · Norway · HYDROLANT 1156/21

issued: 2021-04-27 03:48Z
status: cancelled 2021-06-12 04:45Z (archive)
cancels: HYDROLANT 1147/21
authority: NAVAREA I 54/21 270230Z APR 21.
sea: Norwegian Sea
position: 61.315, 2.265
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORWEGIAN SEA.
NORTH SEA.
NORWAY.
DNC 20, DNC 21.
1. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER
   NOTICE BY M/V SW AMUNDSEN TOWING 12 8000 METER
   LONG CABLES IN AREA BOUND BY
   62-02.1N 000-11.1E, 62-03.2N 001-20.1E,
   61-54.9N 001-25.9E, 61-55.0N 004-11.5E,
   60-39.1N 004-08.6E, 60-37.7N 000-36.6E,
   61-34.0N 000-32.5E, 61-33.6N 000-13.7E.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 1147/21.

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

Survey operations in progress until further notice by M/V sw amundsen towing eight 8000 meter long cables…cancels · 2021-04-26
Survey operations in progress until further notice by M/V sw amundsen towing eight 8000 meter long cables…replaced · 2021-04-26
Survey operations in progress until further notice by M/V sw amundsen towing 12 8000 meter long cables in…cancelled by · 2021-06-12

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 · 10.7 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.