Surveys

Survey operations in progress until further notice by M/V sw bly towing 12 5000 meter long cables in area…

North Sea · Scotland · HYDROLANT 2125/22

issued: 2022-08-28 12:05Z
status: cancelled 2022-09-04 09:07Z (archive)
cancels: HYDROLANT 2118/22
authority: NAVAREA I 136/22 280916Z AUG 22.
position: 56.845, -0.161
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH SEA.
SCOTLAND.
DNC 20.
1. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
   BY M/V SW BLY TOWING 12 5000 METER LONG CABLES
   IN AREA BOUND BY
   57-01.10N 000-38.00W, 57-01.10N 000-14.00E,
   56-38.90N 000-14.00E, 56-38.90N 000-26.00W,
   56-48.90N 000-26.00W, 56-48.90N 000-38.00W.
   EIGHT MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 2118/22.

This area · survey operations

185 within 180 nm since 1999 · 2 in the last 12 months · 2 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 bly towing 12 5000 meter long cables in area…cancels · 2022-08-27
Survey operations in progress until further notice by M/V sw bly towing 12 5000 meter long cables in area…replaced · 2022-08-27
Survey operations in progress until further notice by M/V sw bly towing 12 5000 meter long cables in area…cancelled by · 2022-09-04

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 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.