CoastalUS - HYDROLANTMessages647/26647/26SÉCURITÉArchivedReceived: 1 Apr 2026, 00:00Archived: 3 Apr 2026, 13:41Updated: 4 Nov 2026, 19:33SubscribeCopyShareShow on mapPrintExportSearchKeywordsOperationswide berth requestedGeometry refslineGeometry phrasesline joiningMessage contentGULF OF GUINEA. ATLANTIC OCEAN. 1. CABLE OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY CABLESHIP RELIANCE ALONG TRACKLINE JOINING 02-33.30N 002-22.20E, 02-28.27S 028-42.91W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 488/26.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 warnings650/262026-04-01archivedSOUTH ATLANTIC. BRAZIL. 1. HAZARDOUS OPERATIONS 060001Z TO 072359Z APR IN AREA BOUND BY 23-15.00S 042-45.00W, 23-15.00S 042-15.00W, 23-30.00S 042-15.00649/262026-04-01archivedSOUTH ATLANTIC. 1. HAZARDOUS OPERATIONS 1700Z TO 1800Z DAILY 06 THRU 10 APR IN AREA WITHIN FIVE MILES OF 25-28.00S 040-30.00W. 2. CANCEL THIS MSG 101900651/262026-04-01archivedSOUTH ATLANTIC. 1. SURVEY OPERATIONS 011000Z TO 302000Z APR BY VESSEL USV TUPAN II IN AREA BOUND BY 25-26.00S 044-00.80W, 25-26.80S 043-54.30W, 25-31.Earlier warnings653/262026-04-01archivedSCOTIA SEA. SOUTH ATLANTIC. 1. ICEBERGS REPORTED IN: A. A76C, 59-17.00S 036-30.00W. B. 51-21.00S 033-01.00W. C. 48-45.00S 032-44.00W. D. 47-45.00S654/262026-04-01archivedNORTH ATLANTIC. MOROCCO. 1. DERELICT TEN METER VESSEL, WHITE HULL, ADRIFT IN VICINITY 35-43.59N 006-34.85W AT 011630Z APR. REPORTS TO NAVAREA II, E-MA652/262026-04-01archivedSOUTH ATLANTIC. SOUTH PACIFIC. ANTARCTICA. 1. ICEBERGS REPORTED IN: A. A81, 64-51.60S 057-33.00W. B. A84, 73-06.00S 103-53.40W. C. A85, 68-29.40S 057-Back to messages