NAVAREA IV 283/2023 (25)EASTERN CARIBBEAN SEA.
SAINT MARTIN.
13 METER M/V MEMORES 3, WHITE HULL, TWO PERSONS
ON BOARD, UNREPORTED FROM SANDY GROUND,
SAINT MARTIN (18-03.5N 063-05.8W).
VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO MRCC FORT DE FRANCE,
INMARSAT-C: 422799024,
TELEX: 42912008,
PHONE: 5965 9670 9292,
FAX: 5965 9663 2450,
E-MAIL: ANTILLES@MRCCFR.EU.
140113Z MAR 2023 MRCC FORT DE FRANCE 0/23 140102Z MAR 23.

NAVAREA IV 277/2023 (11,26)STRAITS OF FLORIDA.
WESTERN NORTH ATLANTIC.
FLORIDA.
1. HAZARDOUS OPERATIONS, ROCKET LAUNCHING
   2328Z TO 0113Z DAILY 17 THRU 23 MAR
   IN AREAS BOUND BY:
   A. 28-38.09N 080-37.04W, 28-40.00N 080-16.00W,
      28-39.00N 079-59.00W, 28-30.00N 079-58.00W,
      28-30.00N 080-08.00W, 28-30.88N 080-33.22W.
   B. 28-14.00N 075-29.00W, 28-29.00N 075-28.00W,
      28-30.00N 072-43.00W, 28-28.00N 072-11.00W,
      27-58.00N 072-11.00W, 27-49.00N 072-41.00W.
2. CANCEL THIS MSG 240213Z MAR 23.
121828Z MAR 2023 EASTERN RANGE 0/23 080140Z MAR 23.

NAVAREA IV 274/2023 (25)ANGUILLA.
CHART 25600
VESSEL AGROUND. NAVIGATION PROHIBITED
IN AREA BOUND BY
18-10.07N 063-09.81W, 18-10.07N 063-09.98W,
18-10.23N 063-09.98W, 18-10.23N 063-09.79W.
WIDE BERTH REQUESTED.
120543Z MAR 2023 ANGUILLA 0/23 120401Z MAR 23.

NAVAREA IV 269/2023 (26)WESTERN NORTH ATLANTIC.
FLORIDA.
39 FOOT S/V ALTERNATE CURRENT, WHITE HULL,
UNREPORTED. LAST KNOWN POSITION IN
25-45.03N 079-03.28W. VESSELS IN VICINITY
REQUESTED TO KEEP A SHARP LOOKOUT,
ASSIST IF POSSIBLE.
REPORTS TO RCC MIAMI,
PHONE: 305 415 6800,
E-MAIL: RCCMIAMI@USCG.MIL.
110412Z MAR 2023 RCC MIAMI 0/23 110234Z MAR 23.

NAVAREA IV 266/2023 (GEN)1. NAVAREA IV WARNINGS IN FORCE AS OF 101558Z MAR.
   ALL THE INFORCE WARNINGS ARE LISTED HERE.
   265/2023, 264/2023, 262/2023, 260/2023, 259/2023,
   258/2023, 253/2023, 252/2023, 251/2023, 250/2023,
   249/2023, 248/2023, 247/2023, 246/2023, 242/2023,
   241/2023, 235/2023, 227/2023, 222/2023, 214/2023,
   196/2023, 132/2023, 125/2023, 118/2023, 103/2023,
   66/2023, 57/2023, 56/2023, 27/2023, 11/2023, 10/2023,
   9/2023, 8/2023, 7/2023, 6/2023, 5/2023, 3/2023, 2/2023.
   1396/2022, 1367/2022, 1343/2022, 1316/2022, 1284/2022,
   1269/2022, 1193/2022, 1163/2022, 1151/2022, 1144/2022,
   1143/2022, 1051/2022, 964/2022, 934/2022, 856/2022,
   842/2022, 748/2022, 516/2022, 441/2022, 439/2022,
   367/2022, 362/2022, 316/2022, 295/2022, 227/2022,
   141/2022, 120/2022.
   1157/2021, 1156/2021, 1113/2021, 1003/2021, 977/2021,
   967/2021, 779/2021, 778/2021, 720/2021, 665/2021,
   407/2021, 346/2021, 341/2021, 306/2021, 278/2021,
   277/2021, 144/2021.
2. THE COMPLETE TEXT OF ALL IN-FORCE NAVAREA IV
   BROADCAST WARNINGS ARE AVAILABLE ON THE NGA
   MARITIME SAFETY INFORMATION WEBSITE AT:
   MSI.NGA.MIL/NAVWARNINGS.
   ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL
   FROM THE NAVAREA IV COORDINATOR AT NAVSAFETY@NGA.MIL.
3. CANCEL NAVAREA IV 961/21, 315/22, 490/22, 644/22, 700/22,
   1118/22, 1131/22, 1135/22, 1410/22, 204/23, 230/23.
101609Z MAR 2023 NGA NAVSAFETY 0/23 101558Z MAR 23.

NAVAREA IV 265/2023 (25)EASTERN CARIBBEAN SEA.
GUADELOUPE.
CHART 25563.
1. ILET A GOZIER LIGHT 16-11.90N 061-29.45W
   UNLIT.
2. CANCEL NAVAREA IV 1218/22.
101504Z MAR 2023 WEST INDIES - COASTAL 6/23 101403Z MAR 23.

NAVAREA IV 259/2023 (24)EASTERN CARIBBEAN SEA.
TRINIDAD AND TOBAGO.
GALERA POINT LIGHT 10-50.05N 060-54.58W UNLIT.
090206Z MAR 2023 TRINIDAD AND TOBAGO 28/23 082300Z MAR 23.

NAVAREA IV 250/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 AUG
   BY TUG BOKA EXPEDITION AND BARGE CBC 1267
   IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z SEP 23.
070217Z MAR 2023 OFFSHORE GUYANA 41/23 070101Z MAR 23.

NAVAREA IV 249/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 01 APR
   BY M/V KNOCK OUT P IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 020001Z APR 23.
070210Z MAR 2023 OFFSHORE GUYANA 40/23 070101Z MAR 23.

NAVAREA IV 248/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 30 NOV
   BY M/V SAIPEM CONSTELLATION IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z DEC 23.
070204Z MAR 2023 OFFSHORE GUYANA 39/23 070101Z MAR 23.

NAVAREA IV 247/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 JUL
   BY M/V GERARD TIDE IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z AUG 23.
070155Z MAR 2023 OFFSHORE GUYANA 37/23 070102Z MAR 23.

NAVAREA IV 242/2023 (25)EASTERN CARIBBEAN SEA.
ANGUILLA.
13 METER VESSEL CATIMINI, WHITE HULL, THREE PERSONS ON BOARD,
OVERDUE ST MARTIN TO VIRGIN ISLAND. LAST KNOWN POSITION IN
18-12.53N 063-27.89W AT 040400Z MAR. VESSELS IN VICINITY
REQUESTED TO KEEP A SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO MRCC FORT DE FRANCE,
INMARSAT: 422 799 024,
TELEX: 4291 2008,
PHONE: 5965 9670 9292,
FAX: 5965 9663 2450,
E-MAIL: ANTILLES@MRCCFR.EU.
061827Z MAR 2023 MRCC FORT DE FRANCE 0/23 061703Z MAR 23.

NAVAREA IV 227/2023 (GEN)1. NAVAREA IV MOBILE OFFSHORE DRILLING UNITS
   POSITIONS AT 021230Z MAR:
   A. ARGOS 27-10.4N 090-21.9W.
   B. BLACKFORD DOLPHIN 18-54.9N 093-21.8W.
   C. BLAKE 1007 27-22.0N 094-28.1W.
   D. COATZACOALCOS 18-49.8N 091-50.5W.
   E. COSLHUNTER 19-15.9N 092-26.2W.
   F. DEEPWATER ASGARD 27-48.0N 089-38.9W.
   G. DEEPWATER ATLAS 26-54.2N 091-35.4W.
   H. DEEPWATER CONQUEROR 27-09.5N 091-11.9W.
   I. DEEPWATER INVICTUS 27-22.2N 090-08.7W.
   J. (NEW POSITION) DEEPWATER PONTUS
      26-06.3N 094-54.4W.
   K. DEEPWATER POSEIDON 27-02.1N 092-13.4W.
   L. DEEPWATER PROTEUS 27-48.3N 090-38.9W.
   M. DEEPWATER THALASSA 26-27.5N 090-46.5W.
   N. DEVELOPMENT DRILLER III 11-33.1N 073-34.5W.
   O. DISCOVERER INSPIRATION 27-45.7N 092-00.4W.
   P. ENTERPRISE 264 29-11.5N 088-57.0W.
   Q. ENTERPRISE 351 29-28.6N 088-40.6W.
   R. FRIDA I 19-36.1N 092-31.7W.
   S. GALAR 18-30.5N 093-26.5W.
   T. GERSEMI 18-29.1N 093-21.6W.
   U. GRID 18-26.7N 094-08.2W.
   V. GSP ORIZONT 19-36.0N 090-58.0W.
   W. H&P RIG 100 28-56.8N 088-35.3W.
   X. H&P RIG 201 28-09.5N 089-12.7W.
   Y. H&P RIG 205 26-06.6N 094-53.1W.
   Z. H&P RIG 406 27-33.8N 092-25.0W.
   AA. HELIX Q4000 27-42.7N 090-15.6W.
   AB. HOLSTEIN SPAR 27-19.6N 090-31.0W.
   AC. ISLAND VENTURE 28-10.0N 088-28.7W.
   AD. JOE DOUGLAS 09-60.0N 060-31.9W.
   AE. LIZA DESTINY 08-00.0N 057-00.0W.
   AF. LIZA UNITY 08-00.5N 056-54.8W.
   AG. MAD DOG 27-11.3N 090-16.4W.
   AH. MAERSK DISCOVERER 10-38.9N 060-14.1W.
   AI. MAERSK VALIANT 07-19.4N 055-52.6W.
   AJ. NABORS MODS 140 28-12.4N 088-46.4W.
   AK. NABORS MODS 200 28-06.2N 090-12.1W.
   AL. NABORS MODS 400 26-55.8N 090-31.2W.
   AM. NJORD 18-28.8N 093-27.6W.
   AN. NOBLE BOB DOUGLAS 08-10.3N 056-55.3W.
   AO. NOBLE DON TAYLOR 07-55.8N 056-42.1W.
   AP. NOBLE FAYE KOZACK 27-59.4N 088-46.1W.
   AQ. NOBLE GERRY DE SOUZA 10-39.0N 061-39.0W.
   AR. NOBLE GLOBETROTTER II 28-20.6N 087-56.2W.
   AS. NOBLE REGINA ALLEN 10-39.1N 061-37.4W.
   AT. NOBLE SAM CROFT 08-14.7N 057-01.2W.
   AU. NOBLE STANLEY LAFOSSE 27-32.2N 090-10.0W.
   AV. NOBLE TOM MADDEN 08-13.5N 056-58.4W.
   AW. (NEW POSITION) OCEAN BLACKHORNET
       28-28.4N 088-11.2W.
   AX. OCEAN BLACKLION 27-08.8N 090-16.3W.
   AY. ODIN 18-30.1N 093-31.4W.
   AZ. OLYMPUS N88 28-09.6N 089-12.8W.
   AAA. PAPALOAPAN 18-26.7N 094-08.2W.
   AAB. RALPH COFFMAN 18-20.4N 093-53.6W.
   AAC. ROWAN EXL II 28-22.0N 091-27.7W.
   AAD. SAIPEM SANTORINI 28-15.1N 088-46.5W.
   AAE. SEADRILL WEST VELA 28-11.1N 089-24.3W.
   AAF. SEVAN BRASIL 12-04.3N 068-51.9W.
   AAG. SEVAN LOUISIANA 27-56.4N 090-53.5W.
   AAH. STENA CARRON 08-04.5N 057-01.5W.
   AAI. STENA DRILLMAX 08-46.4N 057-33.7W.
   AAJ. THUNDERHORSE PDQ 28-12.5N 088-28.6W.
   AAK. VALARIS DS-16 28-54.5N 088-11.6W.
   AAL. WELL SERVICES RIG 110 10-10.5N 061-45.4W.
   AAM. WELL SERVICES RIG 50 10-13.7N 061-45.5W.
   AAN. WEST AURIGA 27-13.5N 090-00.8W.
   AAO. WEST COURAGEOUS 19-43.1N 092-20.0W.
   AAP. WEST DEFENDER 18-25.5N 094-15.4W.
   AAQ. WEST INTREPID 19-35.4N 092-13.2W.
   AAR. WEST NEPTUNE 26-14.5N 092-22.7W.
   AAS. WFD 250 28-58.3N 090-26.8W.
2. TO REPORT A MOBILE OFFSHORE DRILLING UNIT AS
   PER IMO RESOLUTION A.1023(26), PARAGRAPH 11.5.1,
   CONTACT NAVSAFETY@NGA.MIL SUBJ: MODU REPORT.
3. CANCEL NAVAREA IV 203/23.
021242Z MAR 2023 SFH 0/23 021233Z MAR 23.

NAVAREA IV 222/2023 (25)EASTERN CARIBBEAN SEA.
ANGUILLA.
ANCHORING PROHIBITED UNTIL FURTHER NOTICE
IN AREA BOUND BY
18-13.60N 063-04.15W, 18-13.60N 063-04.70W,
18-13.20N 063-04.70W, 18-13.20N 063-04.50W.
WIDE BERTH REQUESTED.
011529Z MAR 2023 ANGUILLA 2/23 011507Z MAR 23.

NAVAREA IV 214/2023 (24)WESTERN NORTH ATLANTIC.
GUYANA.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 JUL
   BY M/V LEEWAY ODYSSEY IN AREA BOUND BY
   07-06.98N 058-07.94W, 07-29.57N 057-52.03W,
   07-14.15N 057-30.02W, 06-47.72N 057-47.10W.
   WIDE BERTH REQUESTED.
2. CANCEL NAVAREA IV 206/23.
3. CANCEL THIS MSG 010001Z AUG 23.
271657Z FEB 2023 OFFSHORE GUYANA 31/23 271631Z FEB 23.

NAVAREA IV 196/2023 (11)WESTERN NORTH ATLANTIC.
FLORIDA.
1. USCG REMOTE COMMUNICATION FACILITY
   MIAMI (A) 25-37.40N 080-23.37W UNABLE
   TO RECEIVE HF DSC VOICE AND DATA CALLS.
2. CANCEL NAVAREA IV 195/23.
221313Z FEB 2023 COGARD COMMUNICATIONS COMMAND 0/23 221301Z FEB 23.

NAVAREA IV 132/2023 (27)GULF OF MEXICO.
CUBA.
CHART 27100
1. LA TABLA LIGHT 22-18.20N 084-39.90W
   CHANGED TO FL W 5 SEC 11 METERS 12 MILES.
2. ZORRITA LIGHT 22-22.30N 084-34.90W
   CHANGED TO FL W 7 SEC 11 METERS 12 MILES.
3. CANCEL NAVAREA IV 54/23.
022036Z FEB 2023 CUBA 0/23 021842Z FEB 23.

NAVAREA IV 125/2023 (24)WESTERN NORTH ATLANTIC.
SURINAME.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 10 APR
   BY M/V GLADYS MC CALL AND M/V ATLANTIC SPIRIT
   ALONG TRACKLINE JOINING
   06-06.903N 056-59.296W, 06-10.150N 056-57.298W,
   06-08.510N 056-36.750W, 06-42.472N 056-14.365W,
   06-45.253N 056-11.028W, 06-42.396N 056-07.536W.
   FIVE MILE BERTH REQUESTED.
2. CANCEL NAVAREA IV 123/23.
3. CANCEL THIS MSG 110001Z APR 23.
011820Z FEB 2023 SURINAME 1/23 011813Z FEB 23.

NAVAREA IV 118/2023 (11)LOUISIANA.
USCG REMOTE COMMUNICATION FACILITY
NEW ORLEANS (G) 29-53.0N 089-57.0W
HF DSC RECEPTION CAPABILITIES REDUCED
311645Z JAN 2023 COGARD COMMUNICATIONS COMMAND 0/23 311601Z JAN 23.

NAVAREA IV 103/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 30 JUN
   BY M/V A'RINRA, M/V C-LEGEND AND M/V WINE ISLAND
   IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JUL 23.
242258Z JAN 2023 OFFSHORE GUYANA 22/23 242201Z JAN 23.

NAVAREA IV 66/2023 (24)EASTERN CARIBBEAN SEA.
TRINIDAD AND TOBAGO.
CROWN POINT LIGHT 11-08.90N 060-50.70W UNLIT.
161220Z JAN 2023 TRINIDAD AND TOBAGO 6/23 161207Z JAN 23.

NAVAREA IV 57/2023 (24)EASTERN CARIBBEAN SEA.
TRINIDAD AND TOBAGO.
CHART 24404.
PUNTA DEL ARENAL LIGHT 10-02.90N 061-55.60W UNLIT.
132241Z JAN 2023 TRINIDAD AND TOBAGO 4/23 132139Z JAN 23.

NAVAREA IV 56/2023 (24)EASTERN CARIBBEAN SEA.
TRINIDAD AND TOBAGO.
CHART 24404.
CHUPARA POINT LIGHT 10-48.50N 061-21.70W UNLIT.
132229Z JAN 2023 TRINIDAD AND TOBAGO 5/23 132139Z JAN 23.

NAVAREA IV 27/2023 (24)WESTERN NORTH ATLANTIC.
BRAZIL.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 AUG BY
   M/V OCEANIC VEGA, M/V SANCO SCORPIO AND M/V DRS RETUMBANTE
   TOWING TEN 12964 METER LONG CABLES
   IN AREA BOUND BY
   05-28.84N 048-56.81W, 06-16.37N 050-01.61W,
   05-40.37N 050-31.29W, 05-26.79N 050-09.99W,
   05-13.60N 049-51.82W, 05-00.08N 049-49.08W,
   04-31.61N 049-49.29W, 04-20.45N 049-37.86W,
   04-20.80N 048-47.97W, 05-02.80N 048-46.45W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z SEP 23.
070330Z JAN 2023 NAVAREA V 6/23 062113Z JAN 23.

NAVAREA IV 11/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC
   BY M/V SEACOR MURRAY, M/V SEACOR AMAZON,
   M/V SEACOR MIXTECA, M/V SEACOR TARAHUMARA,
   M/V MICHAEL CROMBIE MCCALL,
   M/V EMILY DAY MCCALL, M/V SEACOR DEMERARA,
   M/V SEACOR CONGO IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JAN 24.
010931Z JAN 2023 OFFSHORE GUYANA 15/23 010102Z JAN 23.

NAVAREA IV 10/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC
   BY M/V O ROURKE TIDE IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JAN 24.
010915Z JAN 2023 OFFSHORE GUYANA 12/23 010000Z JAN 23.

NAVAREA IV 9/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC
   BY M/V BOURBON RHESOS, M/V BOURBON LIBERTY 243,
   M/V BOURBON LIBERTY 308 IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JAN 24.
010856Z JAN 2023 OFFSHORE GUYANA 9/23 010000Z JAN 23.

NAVAREA IV 8/2023 (24)WESTERN NORTH ATLANTIC.
GUYANA.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 DEC BY
   M/V MOONRISE G, M/V 7 OCEANS, M/V SANCO SPIRIT,
   M/V REM SALTIRE IN AREA BOUND BY
   08-37.81N 056-59.56W, 08-30.56N 056-49.90W,
   08-19.85N 056-39.79W, 08-02.43N 056-19.43W,
   07-46.19N 056-24.54W, 07-35.52N 056-37.06W,
   07-40.87N 056-53.11W, 07-41.43N 057-09.98W,
   07-58.49N 057-19.34W, 08-16.18N 057-28.29W,
   08-32.65N 057-17.56W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JAN 24.
010802Z JAN 2023 OFFSHORE GUYANA 8/23 010000Z JAN 23.

NAVAREA IV 7/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 30 JUN
   BY M/V GARY ROOK, M/V RUSSELL BOUZIGA,
   M/V ROBERT ADAMS, M/V FAST HAULER, M/V TED SMITH,
   M/V JACK EDWARDS, M/V JACKIE CHOUEST,
   M/V CHARLIE COMEAUX, M/V C-INSTALLER,
   M/V PARADISE ISLAND, M/V GUYANA HERO,
   M/V CLARENCE TRICHE, M/V HORN ISLAND,
   M/V SANIBEL ADAMS, M/V C-CONFIDENCE,
   M/V ROGER WHITE, M/V FORTE
   IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JUL 23.
010745Z JAN 2023 OFFSHORE GUYANA 7/23 010000Z JAN 23.

NAVAREA IV 6/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC BY
   M/V BOURBON SAPPHIRE IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JAN 24.
010232Z JAN 2023 OFFSHORE GUYANA 14/23 010102Z JAN 23.

NAVAREA IV 5/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC
   BY M/V SKANDI SKANSEN IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JAN 24.
010159Z JAN 2023 OFFSHORE GUYANA 13/23 010102Z JAN 23.

NAVAREA IV 3/2023 (24)WESTERN NORTH ATLANTIC.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC BY
   M/V SSV MAERSK NOMAD IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z JAN 24.
010130Z JAN 2023 OFFSHORE GUYANA 16/23 010102Z JAN 23.

NAVAREA IV 2/2023 (24)WESTERN NORTH ATLANTIC.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 DEC BY M/V
   AHT SD HONOUR IN AREA BOUND BY
   08-15.96N 057-02.23W, 08-15.96N 056-54.25W,
   07-58.60N 056-54.25W, 07-58.60N 057-02.23W.
   WIDE BERTH REQUESTED.
2. CANCEL NAVAREA IV 1/23, MSG NOT PROMULGATED.
3. CANCEL THIS MSG 010001Z JAN 24.
010059Z JAN 2023 OFFSHORE GUYANA 10/23 010001Z JAN 23.

NAVAREA IV 1396/2022 (24,25,51)EASTERN CARIBBEAN SEA.
NORTH ATLANTIC.
CANARY ISLANDS TO ANTIGUA AND BARBUDA.
1. TALISKAR WHISKEY ATLANTIC CHALLENGE IN
   PROGRESS UNTIL FURTHER NOTICE BY 43 ROWBOATS
   IN VICINITY OF TRACKLINE JOINING SAN SEBASTIAN
   DE LA GOMERA (28-05.53N 017-06.60W) AND
   ENGLISH HARBOUR (17-00.00N 061-46.00W).
   WIDE BERTH REQUESTED.
2. MORE INFORMATION AND POSITIONS OF PARTICIPANTS
   AT: WWW.TALISKERWHISKYATLANTICCHALLENGE.COM.
261430Z DEC 2022 NAVAREA II 360/22 261001Z DEC 22.

NAVAREA IV 1367/2022 (24)WESTERN NORTH ATLANTIC.
SURINAME.
1. HAZARDOUS OPERATIONS IN PROGRESS THRU 30 APR 23
   BY M/V SIEM RUBY IN AREA BOUND BY
   07-14.50N 055-14.23W, 07-14.51N 055-16.24W,
   07-12.50N 055-16.24W, 07-12.50N 055-14.24W.
   ONE MILE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z MAY 23.
172049Z DEC 2022 SURINAME 29/22 172001Z DEC 22.

NAVAREA IV 1343/2022 (11)GULF OF MEXICO.
LOUISIANA.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 30 APR 2023 BY
   M/V SW MIKKELSEN AND M/V SW GALLIEN IN AREA BOUND BY
   27-26.61N 091-19.24W, 26-32.33N 091-19.24W,
   26-31.54N 090-07.41W, 27-43.58N 090-06.54W,
   27-44.28N 090-32.14W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z MAY 23.
121446Z DEC 2022 SW MIKKELSEN 0/22 121401Z DEC 22.

NAVAREA IV 1316/2022 (26)HAITI.
CARIBBEAN SEA.
PORT LIGHT, FL 4 SEC 12.7 METERS 2 MILES ESTABLISHED IN 18-38.57N 074-06.65W.
062041Z DEC 2022 HAITI 1/22 062031Z DEC 22.

NAVAREA IV 1284/2022 (24)NETHERLANDS ANTILLES.
NAVTEX STATION CURACAO (H)
12-10.31N 068-51.82W OFF AIR.
022008Z DEC 2022 DUTCH CARIBBEAN COAST GUARD	0/22 022001Z DEC 22.

NAVAREA IV 1269/2022 (11)GULF OF MEXICO.
LOUISIANA.
1. SURVEY OPERATIONS IN PROGRESS UNTIL
   FURTHER NOTICE BY M/V OLYMPIC ARTEMIS WITH
   THREE SUBMERSIBLES, M/V SANCO SWORD AND
   M/V FULMAR EXPLORER EACH TOWING 150 METER
   LONG CABLES, AND M/V VICTORY G IN AREA BOUND BY
   28-38.61N 089-03.52W, 28-37.11N 090-24.36W,
   27-30.59N 090-22.27W, 27-32.08N 089-02.33W.
   WIDE BERTH REQUESTED.
2. CANCEL NAVAREA IV 823/22.
010129Z DEC 2022 OLYMPIC ARTEMIS 0/22 302338Z NOV 22.

NAVAREA IV 1193/2022 (24)EASTERN CARIBBEAN SEA.
VENEZUELA.
CHART 24430.
UNARE LIGHT 10-05.50N 065-10.73W DESTROYED.
102133Z NOV 2022 VENEZUELA 11/22 101500Z NOV 22.

NAVAREA IV 1151/2022 (24)CARIBBEAN SEA.
COLOMBIA.
SURVEY OPERATIONS IN PROGRESS UNTIL
FURTHER NOTICE BY M/V MARIA S. MERIAN
IN 11-07.84N 074-51.64W.
TWO METER BERTH REQUESTED.
300847Z OCT 2022 COLOMBIA 390/22 300821Z OCT 22.

NAVAREA IV 1144/2022 (15)HUDSON BAY.
CANADA.
DEPTHS LESS THAN CHARTED:
A. 21.2 METERS IN 55-25.24N 077-47.63W.
B. 16.1 METERS IN 55-22.59N 077-47.78W.
C. 27.6 METERS IN 55-35.12N 077-38.36W.
290028Z OCT 2022 PRESCOTT MCTS 176/22 282102Z OCT 22.

NAVAREA IV 1143/2022 (15)HUDSON BAY.
CANADA.
DEPTHS LESS THAN CHARTED:
A. 20.7 METERS IN 57-28.87N 076-55.48W.
B. 20.1 METERS IN 57-28.66N 076-56.77W.
C. 14.0 METERS IN 57-20.20N 076-55.85W.
D. 19.1 METERS IN 57-29.18N 076-55.33W.
E. 15.3 METERS IN 57-27.74N 076-51.91W.
F. 18.3 METERS IN 57-27.20N 076-51.65W.
282356Z OCT 2022 PRESCOTT MCTS 172/22 282001Z OCT 22.

NAVAREA IV 1051/2022 (24)WESTERN NORTH ATLANTIC.
SURINAME.
1. SURVEY OPERATIONS 12 OCT THRU 04 APR 23
   BY M/V FUGRO BRASILIS IN AREA BOUND BY
   07-55.00N 055-50.00W, 07-00.00N 055-50.00W,
   07-00.00N 056-34.15W, 07-26.11N 056-20.88W,
   07-39.96N 056-14.99W, 07-55.00N 056-12.00W.
2. CANCEL THIS MSG 050001Z APR 23.
071957Z OCT 2022 SURINAME 23/22 071936Z OCT 22.

NAVAREA IV 964/2022 (25)EASTERN CARIBBEAN SEA.
MARTINIQUE.
TEN METER F/V FLEEPA, WHITE HULL, SANK
IN 14-22.50N 061-04.80W AT 210033Z SEP.
210611Z SEP 2022 AVURNAV FORT DE FRANCE 1092/22 210400Z SEP 22.

NAVAREA IV 954/2022 (11)WESTERN NORTH ATLANTIC.
FLORIDA.
USCG REMOTE COMMUNICATION FACILITY MIAMI (A)
25-37.40N 080-23.40W TRANSMIT SERVICES UNRELIABLE.
192104Z SEP 2022 COGARD COMMUNICATIONS COMMAND 0/22 191802Z SEP 22.

NAVAREA IV 934/2022 (15)HUDSON BAY.
CANADA.
MISSION LAKE LIGHT 63-20.61N 090-41.23W UNRELIABLE.
142207Z SEP 2022 MCTS 0/22 142203Z SEP 22.

NAVAREA IV 856/2022 (24)CARIBBEAN SEA.
VENEZUELA.
1. JRCC CURACAO 12-10.00N 068-52.00W MF DSC SERVICES
   UNRELIABLE.
2. CANCEL NAVAREA IV 855/22.
261419Z AUG 2022 JRCC CURACAO 0/22 261355Z AUG 22.

NAVAREA IV 842/2022 (24)WESTERN NORTH ATLANTIC.
GUYANA.
ODAS BUOYS ESTABLISHED IN:
A. 08-04.16N 057-04.51W.
B. 07-53.22N 057-36.37W.
230343Z AUG 2022 GUYANA 141/22 230227Z AUG 22.

NAVAREA IV 785/2022 (11)LOUISIANA.
1. USCG REMOTE COMMUNICATION FACILITY
   NEW ORLEANS (G) 29-53.10N 089-56.70W
   WEATHER FAX OFF AIR.
2. CANCEL NAVAREA IV MSG 634/22 AND 753/22.
092241Z AUG 2022 COGARD COMMUNICATIONS COMMAND 0/22 092100Z AUG 22.

NAVAREA IV 748/2022 (24)CARIBBEAN SEA.
CURACAO.
KLEIN CURACAO LIGHT 11-59.4N 068-38.6W UNLIT.
011051Z AUG 2022 CURACAO COAST GUARD 0/22 011002Z AUG 22.

NAVAREA IV 516/2022 (25)WESTERN NORTH ATLANTIC.
DOMINICAN REPUBLIC.
CHART 25720.
SAFE WATER BUOY 19-48.78N 070-41.57W REMOVED.
011453Z JUN 2022 DOMINICAN REPUBLIC 12/22 011432Z JUN 22.

NAVAREA IV 441/2022 (26)CARIBBEAN SEA.
JAMAICA.
CHART 26220.
PORTLAND RIDGE LIGHT 17-44.50N 077-09.50W UNLIT.
070356Z MAY 2022 JAMAICA PORT AUTHORITY 0/20 061534Z MAY 22.

NAVAREA IV 439/2022 (28)YUCATAN CHANNEL.
MEXICO.
CHART 28210.
ISLA CONTOY LIGHT 21-31.60N 086-48.30W UNLIT.
070315Z MAY 2022 MEXICO IV 79/21 061531Z MAY 22.

NAVAREA IV 367/2022 (28)WESTERN CARIBBEAN SEA.
MEXICO.
CHART 28190.
PUNTA ALLEN LIGHT 19-47.1N 087-27.8W UNLIT.
151519Z APR 2022 MEXICO IV 31/22 151230Z APR 22.

NAVAREA IV 362/2022 (25)EASTERN CARIBBEAN.
MARTINIQUE.
1. DUE TO SAFETY MEASURES TO COMBAT COVID-19,
   ALL VESSELS ARE TO ABIDE BY THE RULES
   SET FORTH BY THE GOVERNMENT OF MARTINIQUE.
2. ANY SUSPICION OF SYMPTOMS MUST BE REPORTED
   TO MRCC FORT-DE-FRANCE.
3. FOR MORE INFORMATION CHECK PREFECTURE OF
   MARTINIQUE WEBSITE.
141209Z APR 2022 WEST INDIES - COASTAL 1/22 141133Z APR 22.

NAVAREA IV 316/2022 (24)CARIBBEAN SEA.
COLOMBIA.
ENAP RANGE LIGHTS, FRONT AND REAR
10-23.3N 075-31.8W UNLIT.
301656Z MAR 2022 COLOMBIA 99/22 301652Z MAR 22.

NAVAREA IV 295/2022 (24)WESTERN NORTH ATLANTIC.
SURINAME.
CHART 24370.
DANGEROUS WRECK IN AREA BOUND BY
06-05.40N 055-12.15W, 06-05.40N 055-11.49W,
06-04.58N 055-11.49W, 06-04.57N 055-12.15W.
242025Z MAR 2022 SURINAME 241620Z MAR 22.

NAVAREA IV 227/2022 (25)WESTERN NORTH ATLANTIC.
DOMINICAN REPUBLIC.
CHART 25720.
PUERTO PLATA LIGHT 19-48.2N 070-41.7W UNLIT.
042307Z MAR 2022 DOMINICAN REPUBLIC 6/22 042109Z MAR 22.

NAVAREA IV 141/2022 (28)GULF OF HONDURAS.
BELIZE.
CHART 28162.
1. HUNTING CAY, ZAPODILLA CAYS LIGHT
   16-06.5N 088-16.0W UNLIT.
2. CANCEL NAVAREA IV 138/22.
081530Z FEB 2022 BELIZE PORT AUTHORITY 080227Z FEB 22.

NAVAREA IV 120/2022 (25)CARIBBEAN SEA.
DOMINICAN REPUBLIC.
CHART 25800.
PUNTA LAGUNA LIGHT 18-08.3N 068-45.3W UNLIT.
031402Z FEB 2022 NAVAREA IV 4/22 031332Z FEB 22.

NAVAREA IV 1157/2021 (26)WESTERN NORTH ATLANTIC.
HAITI.
CHART 26141.
ILE DE LA TORTUE W. POINT LIGHT
20-03-44N 072-58-02W UNLIT.
281021Z DEC 2021 HAITI 5/21 280205Z DEC 21.

NAVAREA IV 1156/2021 (26)CARIBBEAN SEA.
HAITI.
CHART 26203.
ILE VACHE LIGHT 18-03-52N 073-34-31W UNLIT.
281008Z DEC 2021 HAITI 4/21 280205Z DEC 21.

NAVAREA IV 1113/2021 (24)EASTERN CARIBBEAN SEA.
VENEZUELA.
CHART 24404.
RECALADA GUIRIA LIGHT 10-34-48N 062-17-27W
CHANGED TO FL W 10 SEC 25 METERS 11 MILES.
102219Z DEC 2021 VENEZUELA 26/21 101340Z DEC 21.

NAVAREA IV 1003/2021 (28)GULF OF HONDURAS.
HONDURAS.
CHART 28171.
PUNTA SAL LIGHT 15-55.5N 087-36.2W UNLIT.
040308Z NOV 2021 HONDURAS 040259Z NOV 21.

NAVAREA IV 977/2021 (25)EASTERN CARIBBEAN SEA.
ANTIGUA AND BARBUDA.
CHART 25575.
AIDS TO NAVIGATION FOR THE APPROACH TO ST JOHN'S
HARBOR (17-07.6N 061-51.7W) ARE UNRELIABLE. MARINERS
IN VICINITY ARE REQUESTED TO KEEP A SHARP LOOKOUT
AND EXERCISE CAUTION.
281216Z OCT 2021 ANTIGUA & BARBUDA 281151Z OCT 21.

NAVAREA IV 967/2021 (28)GULF OF MEXICO.
MEXICO.
CHART 28220.
PUNTA PALMAS LIGHT 21-03.7N 90-15.1W UNLIT.
251700Z OCT 2021 MEXICO IV 73/21 221940Z OCT 21.

NAVAREA IV 779/2021 (28)BAY OF CAMPECHE.
MEXICO.
CHART 28260.
CHILTEPEC LIGHT 18-26.4N 093-05.8W UNLIT.
311745Z AUG 2021 MEXICO IV 70/21 311715Z AUG 21.

NAVAREA IV 778/2021 (28)BAY OF CAMPECHE.
MEXICO.
CHART 28320.
LA BARRA LIGHT 20-58.4N 097-18.5W UNRELIABLE.
311720Z AUG 2021 MEXICO IV 65/21 311715Z AUG 21.

NAVAREA IV 720/2021 (15)HUDSON BAY.
CANADA.
SCIENTIFIC MOORING, TOP FLOAT 20 METERS BELOW
SURFACE, ESTABLISHED IN 54-16.62N 081-28.76W.
182308Z AUG 2021 MCTS 182008Z AUG 21.

NAVAREA IV 665/2021 (27)WESTERN CARIBBEAN SEA.
CAYMAN ISLANDS.
CHART 27160.
BOATSWAIN POINT LIGHT 19-23.1N 081-24.5W UNLIT.
041938Z AUG 2021 CAYMAN ISLANDS 041753Z AUG 21.

NAVAREA IV 407/2021 (28)GULF OF MEXICO.
CHART 28220.
CAYO ARENAS LIGHT 22-07-05N 091-23-50W UNLIT.
142036Z MAY 2021 MEXICO IV 46/21 142009Z MAY 21.

NAVAREA IV 346/2021 (28)BAY OF CAMPECHE.
MEXICO.
CHART 28310.
PUNTA ZAPOTITLAN LIGHT 18-31.5N 094-48.1W
UNRELIABLE.
272116Z APR 2021 MEXICO IV 41/21 272112Z APR 21.

NAVAREA IV 341/2021 (28)GULF OF HONDURAS.
HONDURAS.
CHART 28170.
PUERTO CORTES ENTRANCE BUOY 15-51.9N 087-57.9W
TEMPORARILY REMOVED.
261619Z APR 2021 HONDURAS 261549Z APR 21.

NAVAREA IV 306/2021 (24)WESTERN NORTH ATLANTIC.
GUYANA.
DEMERARA ENTRANCE BUOY 06-56.80N 058-03.43W UNLIT.
151403Z APR 2021 GUYANA 25/21 151335Z APR 21.

NAVAREA IV 278/2021 (28)BAY OF CAMPECHE.
MEXICO.
CHART 28310.
ROCA PARTIDA LIGHT 18-42-17N 095-11-18W UNLIT.
020044Z APR 2021 MEXICO IV 36/21 012353Z APR 21.

NAVAREA IV 277/2021 (28)BAY OF CAMPECHE.
MEXICO.
CHART 28310.
TONALA LIGHT 18-12-45N 094-08-00W UNLIT.
020021Z APR 2021 MEXICO IV 30/21 012353Z APR 21.

NAVAREA IV 144/2021 (28)WESTERN CARIBBEAN SEA.
MEXICO.
CHART 28004.
PUERTO MORELOS LIGHT 20-50.2N 086-55.0W UNRELIABLE.
162127Z FEB 2021 MEXICO IV 21/21 161839Z FEB 21.