Navigational warnings on 2026-08-19
UTC day · today
- issued
- 36
- cancelled
- 86
- in force at end
- 519
- of these still in force
- 1
Issued · by sea
| South Atlantic Ocean | 9 |
| North Pacific Ocean | 8 |
| Arabian Sea | 4 |
| North Atlantic Ocean | 4 |
| Indian Ocean | 2 |
| Flores Sea | 2 |
| Laptev Sea | 1 |
| Barentsz Sea | 1 |
HYDROLANT 12 · HYDROPAC 11 · NAVAREA IV 3 · USGS earthquakes 2 · HYDROARC 2 · NAVAREA XI 2 · NOAA IncidentNews 2 · AUSCOAST 1 · NAVAREA XII 1
Issued · 36
- Spills · NOAAORR-1120400:00ZOn August 19, 2026, a truck rollover spilled about 3,000 gallons of gasoline in Lawrence, New York, entering Hook Creek.Overturned Fuel Truck; Lawrence, New York
- Spills · NOAAORR-1120500:00ZAs of August 19, 2026, M/V SLNC York, taking on water near 26N 152E, may leak lube and marine gas oil; aid is en route.Potential Release From Motor Vessel In Distress; Pacific Ocean · Pacific Ocean
- Exercises · NAVAREA XII 572/2600:15ZHazardous operations will take place near Hawaii from 27 to 31 August in a defined area; the message cancels on September 1.North Pacific · Hawaii
- Missiles · HYDROARC 176/2600:47ZRocket launching operations are held daily until August 23 in a Barents Sea area off Russia.Barents Sea · Russia
- Missiles · NAVAREA IV 803/2601:36ZRocket launching hazardous operations are scheduled off Florida on August 20, 15:19-20:01 UTC, with alternate windows through August 26, in two areas.North Atlantic · Florida
- Missiles · HYDROLANT 1608/2603:43ZSpace debris hazard operations are in effect in the South Atlantic from August 19 to August 30.South Atlantic
- Icebergs · HYDROLANT 1609/2604:30ZIcebergs A84, A85, D33A, D33C reported in Scotia Sea, South Atlantic, South Pacific, Antarctica; message cancels August 26, 2026.Scotia Sea · South Atlantic · South Pacific · Antarctica
- Surveys · AUSCOAST 279/26in force05:23ZSpecial purpose vessel Fugro Kwilena is conducting underwater operations in area from 19-47.68S 115-12.91E to 19-57.87S 115-25.37E, requesting 1.5 nautical mile clearance.
- Surveys · HYDROPAC 2373/2605:34ZSurvey operations by vessel Fugro Kwilena are underway in the eastern Indian Ocean off Australia; a two-mile berth is requested, cancelling warning 2157/26.Eastern Indian Ocean · Australia
- Debris · HYDROLANT 1611/2607:18ZAn object is adrift in the Black Sea near Romania at 44-03.55N 029-56.33E, reported August 18, cancellation August 22.Black Sea · Romania
- Icebergs · HYDROARC 177/2607:23ZIcebergs reported in Laptev Sea at 79-07.70N 109-47.60E and 79-00.60N 110-02.70E on Aug 19.Laptev Sea
- Missiles · NAVAREA IV 806/2607:42ZHazardous rocket launching operations are scheduled from August 25 to 31 in areas off Florida, with alternate windows.North Atlantic · Florida
- Exercises · HYDROPAC 2374/2608:29ZHazardous operations occur daily from 0100Z to 1300Z, 25-27 August, within three miles of two positions near Guam.North Pacific · Philippine Sea · Guam
- Exercises · HYDROPAC 2410/2608:40ZHazardous operations are underway in the North Pacific near the Northern Mariana Islands from 270200Z to 270600Z August, cancelled at 270700Z.North Pacific · Northern Mariana Islands
- Nav aids · HYDROLANT 1612/2609:03ZPonta de Mucuripe Light in Brazil is unreliable until 15 February 2027; this message cancels on 16 February 2027.South Atlantic · Brazil
- Nav aids · HYDROLANT 1613/2609:16ZPonta da Gameleira Light in western South Atlantic off Brazil is unlit until February 15, 2027.Western South Atlantic · Brazil
- Surveys · HYDROLANT 1614/2609:21ZUnderwater operations by vessels Hui An and Comando B are ongoing daily from 20 August to 3 September in South Atlantic, Brazil, at 20-23.17S 040-10.02W, wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1615/2609:26ZUnderwater operations daily from 20 August to 3 September, 1100 to 2100 UTC, by vessels Comando B and Linden Trader at 20-22.98S 040-08.73W. Wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1616/2609:29ZUnderwater operations daily 20 Aug through 03 Sep by vessels Charlie and Comando B in 20-24.27S 040-09.57W, wide berth requested.South Atlantic · Brazil
- Exercises · HYDROPAC 2376/2611:06ZIn the Arabian Sea, hazardous operations occur from 20 to 24 August within a defined area.Arabian Sea
- Exercises · HYDROPAC 2377/2611:17ZHazardous operations are underway in the Arabian Sea near India from August 20 to 24 in two specified areas.Arabian Sea · India
- Exercises · HYDROPAC 2378/2611:28ZHazardous operations are taking place in the Arabian Sea off India from August 20 to 24, 2026, in a defined area.Arabian Sea · India
- Exercises · HYDROPAC 2379/2611:35ZHazardous operations are taking place in two areas of the Arabian Sea off India from August 20 to August 24, 2026.Arabian Sea · India
- Missiles · NAVAREA XI 372/2612:00ZRocket firing is scheduled daily on August 23 and 29 from 2200Z to 1300Z within 25 miles of 31-14-14N 144-26-48E in the North Pacific near Nanpo Shoto.North Pacific, Nanpo Shoto
- Exercises · HYDROPAC 2380/2612:00ZHazardous operations are scheduled from 04:30 to 11:30 Universal Time on 22 and 23 August in the eastern Indian Ocean off India.Eastern Indian Ocean · India
- Derelicts · HYDROPAC 2381/2612:22ZA 465-foot motor vessel named SLNC York is adrift at 26-43.90N 151-56.10E as of 19 August.North Pacific
- Derelicts · HYDROPAC 2382/2612:38ZA derelict orange lifeboat is adrift at 26-41.81N 152-04.40E as of 190000Z August, with cancellation effective 221240Z August.North Pacific
- Icebergs · HYDROLANT 1617/2612:47ZIcebergs reported in South Atlantic, Antarctica, South Shetland Islands at positions including 60-01S 051-24W and 58-53S 050-59W; cancellation at 201247Z August 26.South Atlantic · Antarctica · South Shetland Islands
- Missiles · HYDROPAC 2383/2613:29ZRocket launching operations occur within 25 miles of 31-14.14N 144-26.48E on 23 and 29 August from 2200Z to 1300Z daily.North Pacific
- Derelicts · NAVAREA XI 373/2614:00ZDerelict bulk carrier, about 140 meters long, adrift at 26-43.9N 151-56.1E in North Pacific near Minamitori Shima, as of August 19; message cancels August 22.North Pacific, Minamitori Shima
- Exercises · HYDROLANT 1618/2615:16ZHazardous operations take place daily 0800Z to 1830Z from 24 to 28 August and 31 August to 4 September near two positions off Scotland, cancelling HYDROLANT 1610/26.North Atlantic · Scotland
- Quakes · USGS-US6000TLXQ16:17Z45 km nne of ruteng, indonesia
- Icebergs · NAVAREA IV 804/2620:03ZNorth American Ice Service bulletin lists iceberg and sea ice limits along tracklines in the North Atlantic, valid until August 21, 2026.
- Quakes · USGS-US6000TM0U22:45Z29 km nne of ruteng, indonesia
- Surveys · HYDROLANT 1619/2623:10ZUnderwater operations are underway until 280259Z August by vessel Siem Pilot at 24-35.02S 042-15.37W; wide berth requested.South Atlantic
- Surveys · HYDROLANT 1620/2623:34ZSurvey operations in the South Atlantic by vessel Sea 1 Dorado until 24 August, wide berth requested.South Atlantic
Cancelled · 86
- Quakes · USGS-US6000TL4W03:20Z56 km nne of port-olry, vanuatu
- Surveys · AUSCOAST 255/2605:23ZVessel Fugro Kwilena is conducting underwater operations in an area bounded by 19-56.69 S to 20-26.06 S and 114-45.09 E to 115-30.10 E, requesting 1.5 nautical miles clearance.
- Surveys · HYDROPAC 2157/2605:34ZUnderwater operations are underway by the vessel Fugro Kwilena in the eastern Indian Ocean off Australia until further notice. A two-mile berth is requested.Eastern Indian Ocean · Australia
- Quakes · USGS-US6000TL6A06:51Z79 km n of ruteng, indonesia
- Nav aids · AUSCOAST 278/2609:23ZTable Cape Light K3532 at 40-56.80S 145-43.74E is unreliable.
- Quakes · USGS-USD0015E7P10:59Z116 km ese of madang, papua new guinea
- Missiles · HYDROPAC 2341/2618:30ZSpace debris hazard operations in Eastern Indian Ocean, South Pacific, and Tasman Sea from August 20 to 26.Eastern Indian Ocean · South Pacific · Tasman Sea
- Exercises · HYDROPAC 2342/2618:30ZGunnery exercises in the South Pacific near Peru from August 20 to August 23, in an area bounded by coordinates 11-00S to 11-35S and 077-10W to 078-08W.South Pacific · Peru
- Exercises · HYDROPAC 2345/2618:30ZHazardous operations are in progress in the Arabian Sea near India until August 20 at 02:30 UTC, with cancellation at 03:30 UTC.Arabian Sea · India
- Exercises · HYDROPAC 2346/2618:30ZHazardous operations are in progress in the Arabian Sea off India until August 20, 0230 UTC, within a bounded area.Arabian Sea · India
- Exercises · HYDROPAC 2347/2618:30ZHazardous operations are in progress in the Arabian Sea near India until 20 Aug 02:30 UTC; message cancels at 03:30 UTC on the same day.Arabian Sea · India
- Surveys · HYDROLANT 1582/2618:30ZUnderwater operations are conducted daily from 0800 to 1800, 16-30 August, by ships White Defender and Comando B near 20-26.83S 040-08.73W; wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1583/2618:30ZSurvey operations by M/V Amazon Conqueror towing eight one-mile-long cables in North Sea off Norway until further notice. Two-mile berth requested.North Sea · Norway
- Exercises · HYDROPAC 2352/2618:30ZHazardous operations are in progress in two areas in the Arabian Sea off India until 20 August, 02:30 UTC.Arabian Sea · India
- Nav aids · HYDROLANT 1589/2618:30ZEast Goodwin Light Vessel at position 51-13.30N, 001-36.40E in Dover Strait, England, is permanently discontinued.Dover Strait · England
- Nav aids · HYDROPAC 2353/2618:30ZIsla Raimapu lighthouse at 45 degrees 48.5 minutes south, 73 degrees 34.7 minutes west is inoperative.South Pacific · Chile
- Nav aids · HYDROLANT 1590/2618:30ZDigital selective calling and radio telephony services are off air at Cullercoats and Gregness, England, and HYDROLANT 1488/26 is cancelled.North Sea · England
- Surveys · HYDROLANT 1592/2618:30ZUnderwater operations by vessels Spar Aries and Comando B occur daily from 1100Z to 2100Z, 18-28 August, at 20-48.85S 040-27.23W, wide berth requested.South Atlantic · Brazil
- Missiles · HYDROLANT 1593/2618:30ZSpace debris hazardous operations occur in the South Atlantic from 19 through 29 August, daily between 2100 and 1800 UTC, within a defined area.South Atlantic
- Exercises · HYDROPAC 2358/2618:30ZHazardous operations daily from 0830 to 1030 UTC on 19 and 21 August in Andaman Sea area.Andaman Sea · Burma · India
- Other · HYDROPAC 2360/2618:30ZA fairway buoy in the Arabian Sea off India at 17-34.34N 073-04.58E is missing.Arabian Sea · India
- Exercises · HYDROLANT 1595/2618:30ZHazardous operations daily from 0700 UTC to 1700 UTC on 18 through 21 August within 17 miles of 57-24.90N 007-59.70W near Scotland.North Atlantic · Scotland
- Piracy · HYDROPAC 2361/2618:30ZOn 17 August, a vessel was attacked near 08-14.54N 050-11.70E in the eastern Indian Ocean off Somalia; vessels should keep clear and exercise caution.Eastern Indian Ocean · Somalia
- Exercises · HYDROPAC 2362/2618:30ZHazardous operations are in progress in the Red Sea off Saudi Arabia in a bounded area until further notice.Red Sea · Saudi Arabia
- Exercises · NAVAREA XII 560/2618:30ZHazardous operations occur in the North Pacific from 19 to 21 August in multiple areas with specific coordinates.North Pacific
- Exercises · NAVAREA XII 561/2618:30ZHazardous operations are in effect off California from August 22 to 24, with alternate times daily, within a defined area.North Pacific · California
- Missiles · HYDROARC 174/2618:30ZRocket launching hazardous operations in Barents Sea, Russia, are active from August 19 to 30 in specified areas.Barents Sea · Russia
- Nav aids · HYDROLANT 1598/2618:30ZNAVTEX station Sellia Marina in the Ionian Sea, Italy, is off air at coordinates 38-52.21N 016-43.06E.Ionian Sea · Italy
- Nav aids · NAVAREA IV 798/2618:30ZGuaranao Light in Venezuela, at 11-40N 070-12.8W, is unlit.Caribbean Sea · Venezuela
- Surveys · HYDROLANT 1599/2618:30ZUnderwater operations by vessels Comando B and AM Kirti occur daily 0800Z to 1800Z until 29 August at 20-19.03S 040-08.77W; wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1600/2618:30ZUnderwater operations are conducted daily from 0800 UTC to 1800 UTC until 28 August by vessels Spar Aries and Comando B at 20-48.85S 040-27.23W; wide berth requested.South Atlantic · Brazil
- Exercises · HYDROPAC 2370/2618:30ZHazardous operations are taking place in the Andaman Sea, India, from 211030Z to 211130Z August in an area bounded by coordinates.Andaman Sea · India
- Missiles · HYDROPAC 2372/2618:30ZRocket launching operations occur in the eastern Indian Ocean near India from 0530Z to 0700Z on 21 August.Eastern Indian Ocean · India
- Surveys · NAVAREA IV 799/2618:30ZUnderwater operations by vessel Atlantis are underway near 37-32.00N 074-14.00W in Delaware from August 30 to September 18, wide berth requested.North Atlantic · Delaware
- Missiles · HYDROARC 175/2618:30ZRocket launching hazardous operations in Barents Sea off Russia from August 23 to 30, with daily time windows.Barents Sea · Russia
- Debris · HYDROLANT 1606/2618:30ZObject adrift in Black Sea near Romania at 43-51.90N 030-44.00E as of 14:30 UTC on August 18.Black Sea · Romania
- Icebergs · NAVAREA IV 801/2618:30ZIceberg limits and sea ice limits are set along tracklines in the North Atlantic; report ice sightings to Canadian Coast Guard until August 26.
- Nav aids · NAVAREA IV 802/2618:30ZNAVTEX station Miami is off air; NAVAREA IV warning 800/26 is canceled.Western North Atlantic · Florida
- Missiles · HYDROARC 176/2618:30ZRocket launching operations are held daily until August 23 in a Barents Sea area off Russia.Barents Sea · Russia
- Missiles · NAVAREA IV 803/2618:30ZRocket launching hazardous operations are scheduled off Florida on August 20, 15:19-20:01 UTC, with alternate windows through August 26, in two areas.North Atlantic · Florida
- Missiles · HYDROLANT 1608/2618:30ZSpace debris hazard operations are in effect in the South Atlantic from August 19 to August 30.South Atlantic
- Icebergs · HYDROLANT 1609/2618:30ZIcebergs A84, A85, D33A, D33C reported in Scotia Sea, South Atlantic, South Pacific, Antarctica; message cancels August 26, 2026.Scotia Sea · South Atlantic · South Pacific · Antarctica
- Surveys · HYDROPAC 2373/2618:30ZSurvey operations by vessel Fugro Kwilena are underway in the eastern Indian Ocean off Australia; a two-mile berth is requested, cancelling warning 2157/26.Eastern Indian Ocean · Australia
- Debris · HYDROLANT 1611/2618:30ZAn object is adrift in the Black Sea near Romania at 44-03.55N 029-56.33E, reported August 18, cancellation August 22.Black Sea · Romania
- Icebergs · HYDROARC 177/2618:30ZIcebergs reported in Laptev Sea at 79-07.70N 109-47.60E and 79-00.60N 110-02.70E on Aug 19.Laptev Sea
- Exercises · HYDROPAC 2374/2618:30ZHazardous operations occur daily from 0100Z to 1300Z, 25-27 August, within three miles of two positions near Guam.North Pacific · Philippine Sea · Guam
- Nav aids · HYDROLANT 1612/2618:30ZPonta de Mucuripe Light in Brazil is unreliable until 15 February 2027; this message cancels on 16 February 2027.South Atlantic · Brazil
- Nav aids · HYDROLANT 1613/2618:30ZPonta da Gameleira Light in western South Atlantic off Brazil is unlit until February 15, 2027.Western South Atlantic · Brazil
- Surveys · HYDROLANT 1614/2618:30ZUnderwater operations by vessels Hui An and Comando B are ongoing daily from 20 August to 3 September in South Atlantic, Brazil, at 20-23.17S 040-10.02W, wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1615/2618:30ZUnderwater operations daily from 20 August to 3 September, 1100 to 2100 UTC, by vessels Comando B and Linden Trader at 20-22.98S 040-08.73W. Wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1616/2618:30ZUnderwater operations daily 20 Aug through 03 Sep by vessels Charlie and Comando B in 20-24.27S 040-09.57W, wide berth requested.South Atlantic · Brazil
- Exercises · HYDROPAC 2376/2618:30ZIn the Arabian Sea, hazardous operations occur from 20 to 24 August within a defined area.Arabian Sea
- Exercises · HYDROPAC 2377/2618:30ZHazardous operations are underway in the Arabian Sea near India from August 20 to 24 in two specified areas.Arabian Sea · India
- Exercises · HYDROPAC 2378/2618:30ZHazardous operations are taking place in the Arabian Sea off India from August 20 to 24, 2026, in a defined area.Arabian Sea · India
- Exercises · HYDROPAC 2379/2618:30ZHazardous operations are taking place in two areas of the Arabian Sea off India from August 20 to August 24, 2026.Arabian Sea · India
- Exercises · HYDROPAC 2380/2618:30ZHazardous operations are scheduled from 04:30 to 11:30 Universal Time on 22 and 23 August in the eastern Indian Ocean off India.Eastern Indian Ocean · India
- Derelicts · HYDROPAC 2381/2618:30ZA 465-foot motor vessel named SLNC York is adrift at 26-43.90N 151-56.10E as of 19 August.North Pacific
- Derelicts · HYDROPAC 2382/2618:30ZA derelict orange lifeboat is adrift at 26-41.81N 152-04.40E as of 190000Z August, with cancellation effective 221240Z August.North Pacific
- Icebergs · HYDROLANT 1617/2618:30ZIcebergs reported in South Atlantic, Antarctica, South Shetland Islands at positions including 60-01S 051-24W and 58-53S 050-59W; cancellation at 201247Z August 26.South Atlantic · Antarctica · South Shetland Islands
- Missiles · HYDROPAC 2383/2618:30ZRocket launching operations occur within 25 miles of 31-14.14N 144-26.48E on 23 and 29 August from 2200Z to 1300Z daily.North Pacific
- Exercises · HYDROLANT 1618/2618:30ZHazardous operations take place daily 0800Z to 1830Z from 24 to 28 August and 31 August to 4 September near two positions off Scotland, cancelling HYDROLANT 1610/26.North Atlantic · Scotland
- Cable ops · NAVAREA IV 807/2618:30ZFrom August 25 to September 8, the cableship Wave Sentinel is conducting cable operations near 29-12.78N 087-58.33W in the Gulf of America, requesting wide berth.Gulf of America · Alabama
- Storms · HYDROPAC 2400/2618:30ZDue to Tropical Storm Saudel, the ports of Saipan and Tinian are closed.
- Containers · HYDROPAC 2401/2618:30ZA partially submerged container is adrift at 18-55.16N 071-55.61E in the Arabian Sea near India, as of 20 Aug 04:00 UTC.Arabian Sea · India
- Cable ops · NAVAREA XII 568/2618:30ZCable ship IT Intrepid conducts cable operations in Chukchi Sea, Alaska, from August 22 to September 2, requesting one mile berth.Chukchi Sea · Alaska
- Exercises · NAVAREA XII 569/2618:30ZHazardous operations will occur off California from August 25 to August 28, with alternate times on August 26 and 27.North Pacific · California
- Icebergs · NAVAREA IV 809/2618:30ZAs of August 21, North American Ice Service reports iceberg and sea ice limits along tracklines, requests ice reports, cancels August 22.
- Missiles · HYDROPAC 2402/2618:30ZHazardous operations with space debris in the North Pacific, Philippine Sea, and South China Sea near the Philippines from Aug 23 2300Z to Aug 24 0500Z.North Pacific · Philippine Sea · South China Sea · Philippines
- Nav aids · HYDROLANT 1634/2618:30ZA data buoy is temporarily established in the South Atlantic off Brazil at 21-34.20S 040-43.62W until 21 August 2027.South Atlantic · Brazil
- Exercises · HYDROLANT 1635/2618:30ZHazardous operations are conducted within two miles of 21-52.50S 040-50.30W from 222300Z to 230800Z August.South Atlantic · Brazil
- Surveys · HYDROLANT 1636/2618:30ZSurvey operations are in progress in the South Atlantic by the vessel Sea 1 Dorado until 24 August in an area bounded by coordinates; wide berth requested.South Atlantic
- Icebergs · HYDROLANT 1637/2618:30ZIcebergs reported in Scotia Sea, South Atlantic, South Pacific, and Antarctica at four positions; this message cancels August 26.Scotia Sea · South Atlantic · South Pacific · Antarctica
- Wrecks · HYDROARC 180/2618:30ZDepths of 5.5 meters at 73-02.72N 080-34.31E and 5.7 meters at 73-02.48N 080-33.76E are reported in the Kara Sea, Russia.Kara Sea · Russia
- Surveys · HYDROLANT 1639/2618:30ZUnderwater operations daily from 22 August to 5 September by vessels Comando B and True Chariot at 20-18.87S 040-08.17W in South Atlantic. Wide berth requested.South Atlantic · Brazil
- Exercises · HYDROPAC 2404/2618:30ZHazardous operations in Arabian Sea off India from 250030Z to 261630Z August in area bounded by coordinates, warning cancels at 261730Z August.Arabian Sea · India
- Exercises · HYDROPAC 2405/2618:30ZHazardous operations are conducted daily 0230Z-0800Z from 25 to 27 August in eastern Indian Ocean off India, bounded by 10-20N 075-00E to 10-50N 075-35E.Eastern Indian Ocean · India
- Exercises · HYDROPAC 2406/2618:30ZHazardous operations are scheduled in the Bay of Bengal, India, from 22 August 06:00 to 12:30 UTC.Bay of Bengal · India
- Other · HYDROPAC 2407/2618:30ZNaval operations in the Arabian Sea off Pakistan on August 23 from 02:00 to 13:00 UTC.Arabian Sea · Pakistan
- Icebergs · HYDROARC 181/2618:30ZAn iceberg is reported in the Laptev Sea, Russia, at 78-00.90N 105-01.70E on August 21 at 1108.Laptev Sea · Russia
- Icebergs · HYDROLANT 1640/2618:30ZIcebergs reported at multiple positions in Scotia Sea, South Atlantic, Antarctica; warning cancels 241125Z AUG 26.Scotia Sea · South Atlantic · Antarctica
- Missiles · NAVAREA XII 558/2618:30ZHazardous rocket launching operations are scheduled off California in the North Pacific from August 22 to 28.North Pacific · California
- Missiles · HYDROPAC 2356/2618:30ZSpace debris hazard operations in South Pacific from August 22 0912Z to August 28 1502Z, cancelled at 1602Z.South Pacific
- Surveys · NAVAREA IV 791/2618:30ZSurvey operations by vessel Ocean Intervention II continue in the North Atlantic near Trinidad and Tobago until August 25, with a 500-meter berth requested.North Atlantic
- Icebergs · NAVAREA IV 792/2618:30ZNorth American Ice Service issues iceberg and sea ice limits along tracklines; sightings should be reported to Canadian Coast Guard; bulletin cancels August 16.
- Surveys · HYDROLANT 1578/2618:30ZVessels Moonbeam and Comando B are conducting underwater operations near 20-21.82S 040-08.98W, Brazil, from August 15 08:00 UTC to August 29 18:00 UTC; a wide berth is requested.South Atlantic · Brazil
- Surveys · AUSCOAST 257/2621:38ZVessel Investigator is conducting a scientific survey towing equipment in an area bounded by coordinates from 21-52S 150-47E to 24-22S 152-51E; 1 nautical mile clearance requested.
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.