Sea Ledger, February 2026

2026-02-01 to 2026-02-28 · gap

issued
62
warning-days in force
17,969
in force at month end
650
sea × type cells
196

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so this period is under-counted.

baseline: same month, previous 5 years — not available for this month (needs three fully collected reference months)

By type

typeissuedwarning-daysin force at end
Quakes291182
Spills1228910
Nav aids96,777.6248
Wrecks42,236.382
Surveys43,142.2114
Exercises21,338.548
Cable ops11,438.452
Missiles1473.317
Other072826
Mines01405
Restricted01124
Icebergs0562
Piracy0281
Derelicts01405
Towing0562
Structures0562
Debris0843
Incidents0843
War risk0562
Storms0281
Volcanic047617
Ordnance0843
Containers0281

By sea and type · 196 cells, most issued first

cellissuedwarning-daysvs 5 y
Spills · Gulf of Mexico882
Quakes · North Pacific Ocean720.8
Quakes · South Pacific Ocean517.9
Spills · North Atlantic Oceanlong running369
Quakes · Coral Sealong running337
Quakes · Philippine Sea39
Nav aids · Caribbean Sealong running21,878.4
Wrecks · Persian Gulflong running2228.7
Nav aids · Persian Gulflong running290.1
Exercises · Aegean Sea250.5
Quakes · South Atlantic Ocean26.3
Surveys · Indian Oceanlong running1438.8
Nav aids · South Pacific Oceanlong running1426.9
Surveys · South Atlantic Oceanlong running1282
Surveys · North Atlantic Oceanlong running1277.3
Wrecks · North Atlantic Oceanlong running1186.3
Cable ops · Persian Gulflong running1150.4
Nav aids · Bering Sealong running1123.3
Nav aids · Indian Oceanlong running1113.3
Nav aids · Great Australian Bight172.9
Surveys · Bass Straitlong running144.1
Nav aids · Tasman Sealong running140.7
Wrecks · Laccadive Sealong running129.3
Missiles · Aegean Sea125.3
Spills · North Pacific Ocean118
Quakes · Banda Sea13
Quakes · Bay of Bengal13
Quakes · Bismarck Sea13
Quakes · Caribbean Sea13
Quakes · Celebes Sea13
Quakes · Indian Ocean13
Quakes · Sea of Okhotsk13
Quakes · South China Sea13
Quakes · Southern Ocean13
Nav aids · North Atlantic Oceanlong running0840
Nav aids · South Atlantic Oceanlong running0448
Exercises · North Pacific Oceanlong running0420
Volcanic · Philippine Sealong running0420
Nav aids · North Pacific Oceanlong running0364
Nav aids · Gulf of Mexicolong running0336
Surveys · Arabian Sea0308
Cable ops · Arabian Sea0280
Wrecks · Arabian Sealong running0280
Wrecks · The Northwestern Passageslong running0252
Cable ops · North Atlantic Oceanlong running0224
Surveys · Persian Gulflong running0224
Wrecks · South Atlantic Oceanlong running0224
Exercises · Bay of Bengal0196
Wrecks · Caribbean Sealong running0196
Surveys · The Northwestern Passageslong running0196
Nav aids · Celtic Sealong running0168
Nav aids · South China Sealong running0168
Nav aids · Arabian Sealong running0140
Surveys · Bay of Bengal0140
Nav aids · Beaufort Sealong running0140
Mines · Black Sealong running0140
Nav aids · Irish Sea and St. George's Channellong running0140
Nav aids · Laccadive Sealong running0140
Missiles · North Atlantic Oceanlong running0140
Wrecks · South China Sealong running0140
Surveys · South Pacific Oceanlong running0140
Nav aids · Andaman or Burma Sealong running0112
Surveys · Arctic Oceanlong running0112
Exercises · Black Sealong running0112
Surveys · Black Sealong running0112
Other · Caribbean Sealong running0112
Cable ops · Celtic Sealong running0112
Nav aids · English Channellong running0112
Nav aids · Gulf of Alaskalong running0112
Missiles · South Pacific Oceanlong running0112
Exercises · Arabian Sea084
Nav aids · Bay of Bengal084
Nav aids · Bay of Biscaylong running084
Ordnance · Bay of Biscaylong running084
Spills · Caribbean Sealong running084
Exercises · Gulf of Californialong running084
Nav aids · Hudson Straitlong running084
Surveys · Laccadive Sealong running084
Exercises · North Atlantic Oceanlong running084
Other · North Atlantic Oceanlong running084
Missiles · North Pacific Oceanlong running084
Other · North Pacific Oceanlong running084
Wrecks · North Pacific Oceanlong running084
Other · Persian Gulflong running084
Cable ops · Philippine Sealong running084
Nav aids · Philippine Sealong running084
Wrecks · South Pacific Oceanlong running084
Surveys · Timor Sealong running084
Exercises · Andaman or Burma Sea056
Other · Arabian Sea056
Nav aids · Arafura Sealong running056
Wrecks · Bay of Bengallong running056
Other · Bay of Biscaylong running056
Surveys · Bay of Biscaylong running056
Surveys · Bering Sea056
War risk · Black Sealong running056
Exercises · Caribbean Sealong running056
Surveys · Caribbean Sealong running056
Surveys · Chukchi Sealong running056
Nav aids · Coral Sealong running056
Wrecks · Coral Sealong running056
Surveys · Gulf of Mexicolong running056
Wrecks · Gulf of Mexicolong running056
Cable ops · Indian Oceanlong running056
Other · Indian Oceanlong running056
Surveys · Irish Sea and St. George's Channellong running056
Surveys · Kara Sealong running056
Wrecks · Kara Sealong running056
Nav aids · Mediterranean Sea - Eastern Basinlong running056
Cable ops · North Pacific Oceanlong running056
Debris · North Pacific Ocean056
Towing · North Pacific Oceanlong running056
Volcanic · North Pacific Oceanlong running056
Nav aids · North Sealong running056
Restricted · Persian Gulflong running056
Exercises · Philippine Sea056
Cable ops · South Atlantic Oceanlong running056
Incidents · South China Sea056
Cable ops · Sulu Sealong running056
Surveys · Tasman Sealong running056
Wrecks · Tasman Sea056
Surveys · Andaman or Burma Sea028
Wrecks · Arafura Sealong running028
Nav aids · Arctic Oceanlong running028
Cable ops · Bass Strait028
Derelicts · Bass Straitlong running028
Cable ops · Bay of Bengal028
Other · Bay of Bengallong running028
Debris · Bay of Biscaylong running028
Wrecks · Bay of Biscaylong running028
Other · Beaufort Sealong running028
Surveys · Beaufort Sealong running028
Cable ops · Black Sea028
Nav aids · Black Sealong running028
Other · Black Sealong running028
Cable ops · Caribbean Sealong running028
Derelicts · Caribbean Sealong running028
Surveys · Celtic Sealong running028
Other · Davis Strait028
Wrecks · Eastern China Sealong running028
Wrecks · English Channellong running028
Missiles · Great Australian Bight028
Nav aids · Gulf of Californialong running028
Cable ops · Gulf of Guinealong running028
Exercises · Gulf of Mexicolong running028
Storms · Gulf of Mexicolong running028
Derelicts · Gulf of Oman028
Nav aids · Gulf of Omanlong running028
Wrecks · Gulf of Oman028
Wrecks · Gulf of Suezlong running028
Nav aids · Hudson Baylong running028
Wrecks · Hudson Baylong running028
Wrecks · Hudson Strait028
Missiles · Indian Ocean028
Restricted · Indian Oceanlong running028
Nav aids · Inner Seas off the West Coast of Scotlandlong running028
Exercises · Irish Sea and St. George's Channellong running028
Other · Irish Sea and St. George's Channellong running028
Wrecks · Irish Sea and St. George's Channellong running028
Exercises · Japan Sea028
Missiles · Japan Sea028
Cable ops · Java Sealong running028
Icebergs · Labrador Sealong running028
Containers · Laccadive Sea028
Exercises · Laccadive Sea028
Cable ops · Ligurian Sealong running028
Cable ops · Makassar Strait028
Surveys · Makassar Strait028
Cable ops · Malacca Strait028
Surveys · Malacca Strait028
Other · Mediterranean Sea - Eastern Basinlong running028
Surveys · Mediterranean Sea - Eastern Basinlong running028
Cable ops · Mediterranean Sea - Western Basinlong running028
Surveys · Mediterranean Sea - Western Basinlong running028
Restricted · Mozambique Channel028
Structures · Mozambique Channellong running028
Derelicts · North Atlantic Oceanlong running028
Structures · North Pacific Ocean028
Other · North Sealong running028
Surveys · Norwegian Sealong running028
Derelicts · Red Sealong running028
Nav aids · Sea of Okhotsklong running028
Piracy · Singapore Strait028
Exercises · South Atlantic Oceanlong running028
Icebergs · South Atlantic Oceanlong running028
Cable ops · South China Sealong running028
Surveys · South China Sealong running028
Cable ops · South Pacific Oceanlong running028
Spills · South Pacific Ocean028
Incidents · South Pacific Ocean028
Missiles · Sulu Sea028
Cable ops · Tasman Sea028
Nav aids · The Coastal Waters of Southeast Alaska and British Columbialong running028
Nav aids · The Northwestern Passageslong running028
Spills · Beaufort Sea06
Spills · Gulf of Alaska02

Cite: seahazards.com Sea Ledger, 2026-02, retrieved 2026-09-03

Not for navigation. Warning-days = days each warning was in force within the month, summed. Only warnings we display are counted; the ratio compares warnings issued with the mean of the reference months.

Sea Ledger, February 2026 — warnings by sea and type · seahazards