CoastalUS - HYDROLANTMessages1367/25(24)1367/25(24)SÉCURITÉArchivedReceived: 16 Aug 2025, 00:00Archived: 27 Aug 2025, 01:01Updated: 4 Nov 2026, 19:33SubscribeCopyShareShow on mapPrintExportSearchKeywordsOperationsUNDERWATER OPERATIONS, wide berth requestedMessage contentSOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS 1100Z TO 2000Z DAILY 16 AUG THRU 15 SEP BY M/V BIG JOHN VI AND M/V REI ALBERTO IN 24-07.25S 046-15.99W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 152100Z SEP 25.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 warnings1366/25(24)2025-08-16archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 30 AUG BY M/V COMANDO B IN AREA BOUND BY 20-22.92S 040-12.80W, 20-22.52S 040-131373/25(51)2025-08-17archivedNORTH ATLANTIC. CANARY ISLANDS. DNC 01. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V URBANO MONTI ALONG TRACKLINE JOINING 28-18.50N 028-38.50W, 28-1370/25(29)2025-08-17archivedSCOTIA SEA. SOUTH ATLANTIC. SOUTH PACIFIC. ANTARCTICA. DNC 29. 1. ICEBERGS REPORTED IN: A. A77, 61-33.00S 058-52.20W. B. A81, 67-04.20S 058-06.00W. C.Earlier warnings1361/25(24)2025-08-16archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. BUOY ADRIFT IN 23-06.07S 043-09.00W AT 141124Z AUG. 2. CANCEL THIS MSG 190014Z AUG 25.1368/25(23,29)2025-08-16archivedSCOTIA SEA. SOUTH ATLANTIC. ANTARCTICA. DNC 01, DNC 29. 1. ICEBERGS REPORTED IN: A. A23A, 54-32.00S 034-32.00W. B. A23D, 53-19.00S 038-29.00W. C. A74A1364/25(29)2025-08-16archivedSCOTIA SEA. SOUTH ATLANTIC. SOUTH PACIFIC. ANTARCTICA. DNC 29. 1. ICEBERGS REPORTED IN: A. A77, 61-33.00S 058-52.20W. B. A81, 67-04.20S 058-06.00W. C.Back to messages