CoastalUS - HYDROLANTMessages1443/261443/26SÉCURITÉArchivedReceived: 27 Jul 2026, 01:02Archived: 4 Aug 2026, 19:01Updated: 4 Nov 2026, 19:33SubscribeCopyShareShow on mapPrintExportSearchKeywordsOperationsUNDERWATER OPERATIONS, wide berth requestedMessage contentSOUTH ATLANTIC. BRAZIL. 1. UNDERWATER OPERATIONS 0800Z TO 1800Z DAILY UNTIL 04 AUG BY M/V STRATEGIC ALLIANCE AND M/V COMANDO B IN 20-23.38S 040-09.18W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 041900Z AUG 26.Location mapOpen in the full mapLoading map…More from US - HYDROLANT2213/262026-11-04SOUTH ATLANTIC. BRAZIL. 1. HAZARDOUS OPERATIONS 0800Z TO 2100Z DAILY 09 AND 10 NOV IN AREA WITHIN 10 MILES OF 05-44.40S 034-40.00W. 2. CANCEL THIS MSG 102200Z NOV 26.2212/262026-11-04SOUTH ATLANTIC. SCOTIA SEA. SHETLAND ISLANDS. 1. ICEBERGS REPORTED IN: A. A84, 69-40.80S 090-49.80W. B. A85, 56-54.00S 047-05.40W. C. D33A, 63-57.60S 055-13.20W. D. D33C, 61-58.20S 054-14.2211/262026-11-04NORTH ATLANTIC. 1. DERELICT 15 METER S/V DARK JADOR, BROWN HULL, CAPSIZED AND ADRIFT IN 45-03.00N 029-03.00W AT 032330Z NOV. 2. CANCEL THIS MSG 070211Z NOV 26.564/22(55)2022-02-25archivedBLACK SEA. UKRAINE. DNC 10. MINING OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE IN AREAS BOUND BY: A. 46-04.0N 033-12.8E, 46-03.1N 033-13.9E, 45-55.6N 033-08.1E, 45-57.3N 032-54.5E, 46-00.9N 033-2010/25(24)2025-11-28archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS 1000Z TO 2000Z DAILY UNTIL 02 NOV 26 BY M/V FUGRO VAQUITA IN: A. 22-26.32S 040-25.47W. B. 22-27.05S 040-24.71W. WIDE BERTH REQUESLater warnings1444/262026-07-27archivedSOUTH ATLANTIC. BRAZIL. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 03 AUG BY M/V OCEAN MERMAID, M/V DRS IPANEMA, M/V RAMFORM TITAN AND TUG C ITAJAI TOWING1445/262026-07-27archivedSOUTH ATLANTIC. BRAZIL. 1. UNDERWATER OPERATIONS 281000Z JUL TO 192100Z AUG BY M/V UMI POLARIS IN AREA BOUND BY 21-53.65S 040-49.70W, 21-53.74S 040-411446/262026-07-27archivedSOUTH ATLANTIC. ANTARCTICA. 1. ICEBERGS REPORTED IN: A. A81, 60-42.00S 052-49.20W. B. A84, 71-35.40S 105-45.60W. C. A85, 64-39.00S 053-51.00W. D. DEarlier warnings1442/262026-07-27archivedSOUTH ATLANTIC. BRAZIL. 1. UNDERWATER OPERATIONS IN PROGRESS 0800Z TO 1800Z DAILY UNTIL 03 AUG BY M/V COMANDO B AND M/V OCEANUS IN 20-23.48S 040-09.85W.1441/262026-07-27archivedNORTH SEA. ENGLAND. 1. CGOC MF DSC AND R/T SERVICES OFF AIR AT: A. BAWDSEY 51-59.60N 001-24.50E. B. CULLERCOATS 55-04.40N 001-27.80W. C. COLLAFIRTH HIL1439/262026-07-26archivedSOUTH ATLANTIC. SOUTH SHETLAND ISLANDS. 1. ICEBERG REPORTED IN: A. D33B, 61-07.00S 051-13.00W. B. A81, 60-27.00S 052-49.00W. C. A76C, 52-40.00S 031-1Back to messages