Sea Ledger, February 2008

2008-02-01 to 2008-02-29 · archive

issued: 316
warning-days in force: 12,112
in force at month end: 337
sea × type cells: 267

baseline: same month, previous 5 years (2007-02, 2006-02, 2005-02, 2004-02, 2003-02)

By type

type	issued	warning-days	in force at end
Incidents	63	1,615.9	52
Exercises	44	611	18
Cable ops	41	1,528.8	53
Quakes	37	122	5
Nav aids	35	3,220.9	71
Icebergs	19	83.5	2
Spills	17	274	7
Containers	15	88.7	1
Other	12	620.4	15
Surveys	11	1,990.1	67
Derelicts	10	182.4	5
Missiles	5	58	2
Debris	3	52.8	1
Volcanic	2	216.2	8
Wrecks	1	1,016.2	23
Ordnance	1	74.6	1
Restricted	0	170.3	3
Structures	0	117.1	2
Piracy	0	69.1	1

By sea and type · 200 cells, most issued first

cell	issued	warning-days	at end	longest d	vs 5 y
Incidents · South Pacific Ocean	10	238.3	8	93	1.4× / 7
Quakes · Indian Oceansurge	10	27.7	1	17	2.8× / 3.6
Cable ops · South Atlantic Ocean	9	151	6	76	0.4× / 21.8
Exercises · North Pacific Ocean	9	55	1	33	1.2× / 7.4
Incidents · North Pacific Ocean	8	210.1	8	107	1.4× / 5.6
Cable ops · Mediterranean Sea - Eastern Basinsurge	7	196.9	7	236	3.9× / 1.8
Icebergs · North Atlantic Oceannew	7	21.5	0	—	new / 0
Quakes · South Pacific Ocean	7	18.7	2	28	0.7× / 10.8
Incidents · South China Seasurge	6	207.1	7	111	3.8× / 1.6
Cable ops · North Atlantic Ocean	6	81.5	3	294	1.6× / 3.8
Exercises · Bay of Bengal	6	78.2	4	33	0.9× / 6.8
Containers · North Atlantic Ocean	6	42.5	1	35	1.8× / 3.4
Nav aids · English Channelsurge	6	30.1	0	—	3.8× / 1.6
Containers · North Pacific Oceannew	6	29.4	0	—	new / 0
Icebergs · Southern Oceansurge	6	27.2	0	—	2.5× / 2.4
Cable ops · Arabian Sea	5	142	6	81	1.3× / 4
Spills · North Atlantic Ocean	5	86	0	—	1.7× / 3
Missiles · North Pacific Ocean	5	58	2	54	1.1× / 4.4
Nav aids · North Atlantic Oceansurge	5	43	0	—	2.3× / 2.2
Incidents · South Atlantic Ocean	5	32.4	2	94	1.1× / 4.4
Nav aids · North Sealong running	4	195.4	3	498	0.9× / 4.4
Incidents · Mediterranean Sea - Eastern Basin	4	85.5	4	49	1.7× / 2.4
Spills · North Pacific Oceansurge	4	77	3	40	10× / 0.4
Incidents · Philippine Sea	4	71.6	1	108	1.1× / 3.6
Exercises · Arabian Sea	4	23	1	28	0.7× / 6.2
Incidents · Tasman Seasurge	4	22.7	2	105	3.3× / 1.2
Icebergs · South Atlantic Ocean	4	21.7	2	31	0.9× / 4.4
Incidents · Coral Sea	4	19.2	0	—	1.8× / 2.2
Exercises · South Atlantic Oceansurge	4	18.6	3	12	5.0× / 0.8
Quakes · South Atlantic Oceansurge	4	12.6	0	—	2.9× / 1.4
Nav aids · South Pacific Oceansurgelong running	3	133.8	3	785	3.0× / 1
Nav aids · Celtic Seasurge	3	64.2	1	260	2.5× / 1.2
Spills · Gulf of Mexico	3	53	1	42	0.9× / 3.2
Spills · The Coastal Waters of Southeast Alaska and British Columbianew	3	34	2	27	new / 0
Exercises · North Atlantic Ocean	3	32.6	1	27	0.4× / 6.8
Exercises · Baltic Seanew	3	17.7	0	—	new / 0
Incidents · Bay of Bengalsurge	3	12.4	3	76	7.5× / 0.4
Nav aids · Indian Oceanlong running	2	197.4	3	655	1.3× / 1.6
Incidents · Arabian Sea	2	147.4	3	65	1.7× / 1.2
Surveys · North Atlantic Oceanlong running	2	118.5	4	695	1.1× / 1.8
Cable ops · South China Sea	2	107.8	4	355	5.0× / 0.4
Incidents · North Atlantic Ocean	2	102.1	2	112	0.7× / 3
Cable ops · Indian Oceanlong running	2	91.7	3	400	3.3× / 0.6
Surveys · South Pacific Ocean	2	68.5	3	119	10× / 0.2
Exercises · Japan Sea	2	61	2	33	1.3× / 1.6
Cable ops · Persian Gulf	2	35.2	2	264	1.7× / 1.2
Incidents · Adriatic Sea	2	32.5	1	69	10× / 0.2
Exercises · South Pacific Ocean	2	26	0	—	3.3× / 0.6
Exercises · South China Sea	2	22.6	1	22	10× / 0.2
Other · North Sea	2	19.9	0	—	2.0× / 1
Surveys · Indian Ocean	2	16.6	1	17	2.5× / 0.8
Exercises · Mediterranean Sea - Eastern Basin	2	14.9	0	—	0.6× / 3.2
Containers · Celtic Sea	2	12.9	0	—	2.5× / 0.8
Debris · North Atlantic Ocean	2	12.8	0	—	10× / 0.2
Derelicts · Coral Sea	2	12.4	0	—	5.0× / 0.4
Derelicts · Persian Gulfnew	2	12.3	1	8	new / 0
Other · English Channel	2	11.6	0	—	10× / 0.2
Incidents · Japan Sea	2	9.1	0	—	3.3× / 0.6
Quakes · Mediterranean Sea - Eastern Basinnew	2	6	0	—	new / 0
Quakes · North Atlantic Ocean	2	6	0	—	3.3× / 0.6
Quakes · Southern Oceannew	2	6	0	—	new / 0
Quakes · North Pacific Ocean	2	5.7	1	17	0.5× / 4
Nav aids · North Pacific Oceanlong running	1	555.1	17	954	new / 0
Nav aids · Coral Sealong running	1	268.6	6	1,335	0.5× / 2
Nav aids · Caribbean Sealong running	1	220.9	5	991	new / 0
Nav aids · Arabian Sealong running	1	147.4	4	781	0.8× / 1.2
Nav aids · Gulf of Mexicolong running	1	131.9	3	1,054	1.7× / 0.6
Incidents · Indian Ocean	1	130.6	3	284	0.3× / 3
Nav aids · South Atlantic Oceanlong running	1	128.9	3	482	0.3× / 3.2
Cable ops · Gulf of Mexico	1	109.6	4	115	new / 0
Exercises · Aegean Sea	1	107.9	3	56	0.5× / 2
Incidents · Southern Ocean	1	105.1	3	53	2.5× / 0.4
Other · Mediterranean Sea - Eastern Basin	1	100.5	4	316	1.0× / 1
Derelicts · Arabian Sea	1	67.8	2	248	5.0× / 0.2
Volcanic · Philippine Sealong running	1	60.4	2	513	1.7× / 0.6
Exercises · Yellow Sea	1	59.7	1	32	0.7× / 1.4
Cable ops · Black Sea	1	57.4	2	56	1.3× / 0.8
Nav aids · Great Australian Bightlong running	1	57.2	1	543	2.5× / 0.4
Nav aids · Inner Seas off the West Coast of Scotland	1	49	0	—	0.3× / 3.8
Nav aids · Irish Sea and St. George's Channel	1	45.2	0	—	0.8× / 1.2
Incidents · Gulf of Aden	1	40.5	1	58	1.7× / 0.6
Exercises · Laccadive Sea	1	37.1	1	30	0.1× / 8.4
Incidents · Eastern China Sea	1	31.7	1	32	2.5× / 0.4
Other · North Atlantic Ocean	1	31.4	1	303	2.5× / 0.4
Surveys · Tasman Sealong running	1	30.1	1	459	5.0× / 0.2
Other · South Atlantic Ocean	1	27.9	0	—	1.3× / 0.8
Cable ops · Eastern China Sea	1	26	0	—	2.5× / 0.4
Incidents · Gulf of Oman	1	25.7	1	25	new / 0
Other · Bay of Bengal	1	25	0	—	2.5× / 0.4
Surveys · Bay of Bengal	1	19.8	1	86	1.0× / 1
Other · Celtic Sea	1	17.6	1	111	new / 0
Wrecks · Mediterranean Sea - Western Basin	1	15.9	1	15	new / 0
Spills · South Pacific Ocean	1	14	0	—	new / 0
Surveys · South Atlantic Ocean	1	13.7	0	—	0.4× / 2.4
Other · Inner Seas off the West Coast of Scotland	1	13	0	—	1.3× / 0.8
Cable ops · North Sea	1	12.9	1	324	1.3× / 0.8
Cable ops · Mediterranean Sea - Western Basin	1	12.5	0	—	1.7× / 0.6
Other · Mediterranean Sea - Western Basin	1	11.8	0	—	5.0× / 0.2
Exercises · Philippine Sea	1	10.8	0	—	0.7× / 1.4
Exercises · Red Sea	1	10.7	0	—	new / 0
Spills · Gulf of Alaska	1	10	1	10	5.0× / 0.2
Nav aids · The Coastal Waters of Southeast Alaska and British Columbia	1	10	1	9	new / 0
Incidents · Laccadive Sea	1	9.1	0	—	5.0× / 0.2
Cable ops · Irish Sea and St. George's Channel	1	8.6	0	—	2.5× / 0.4
Derelicts · Tasman Sea	1	8.6	0	—	new / 0
Derelicts · South China Sea	1	8.3	0	—	new / 0
Cable ops · Philippine Sea	1	8	1	7	1.7× / 0.6
Exercises · Andaman or Burma Sea	1	7.8	0	—	1.3× / 0.8
Derelicts · South Atlantic Ocean	1	6.8	0	—	0.4× / 2.6
Icebergs · South Pacific Ocean	1	6.7	0	—	new / 0
Quakes · Banda Sea	1	6.4	0	—	2.5× / 0.4
Icebergs · Labrador Sea	1	6.4	0	—	new / 0
Derelicts · Caribbean Sea	1	6.3	1	6	new / 0
Derelicts · Mozambique Channel	1	5.5	0	—	new / 0
Cable ops · English Channel	1	5.2	0	—	1.0× / 1
Other · North Pacific Ocean	1	4.7	1	4	0.8× / 1.2
Quakes · Molukka Sea	1	4.5	0	—	1.0× / 1
Surveys · Laccadive Sea	1	4.1	1	4	new / 0
Containers · Indian Ocean	1	3.9	0	—	2.5× / 0.4
Ordnance · Japan Sea	1	3.6	1	3	new / 0
Quakes · Bali Sea	1	3	0	—	new / 0
Quakes · Barentsz Sea	1	3	0	—	new / 0
Quakes · Celebes Sea	1	3	0	—	5.0× / 0.2
Quakes · Ionian Sea	1	3	0	—	new / 0
Quakes · Makassar Strait	1	3	0	—	new / 0
Debris · South Atlantic Ocean	1	2.6	0	—	5.0× / 0.2
Exercises · Gulf of Mexico	1	2.2	0	—	5.0× / 0.2
Incidents · Bismarck Sea	1	2	0	—	1.7× / 0.6
Quakes · Philippine Sea	1	1.6	1	1	0.4× / 2.4
Volcanic · South China Sea	1	1.4	1	1	new / 0
Nav aids · Bristol Channel	1	1.3	1	1	1.7× / 0.6
Surveys · English Channel	1	1.3	0	—	5.0× / 0.2
Nav aids · Gulf of Alaska	1	0.1	0	—	new / 0
Surveys · Beaufort Sealong running	0	667	23	1,513	— / 0
Surveys · Arctic Oceanlong running	0	406	14	1,513	— / 0
Wrecks · Persian Gulflong running	0	183.4	6	580	0.0× / 1.2
Surveys · Baffin Baylong running	0	145	5	1,611	— / 0
Nav aids · Bay of Bengallong running	0	120.3	2	991	0.0× / 0.8
Cable ops · Bay of Bengal	0	116	4	101	0.0× / 2
Nav aids · Gulf of California	0	116	4	90	— / 0
Nav aids · Tasman Sealong running	0	108.2	3	748	0.0× / 0.4
Nav aids · Laccadive Sealong running	0	105.8	3	784	0.0× / 0.2
Nav aids · Persian Gulflong running	0	105.8	3	559	0.0× / 0.6
Wrecks · South China Sealong running	0	96.4	3	1,226	— / 0
Wrecks · Arabian Sealong running	0	87	3	678	0.0× / 0.2
Surveys · Laptev Sealong running	0	87	3	647	— / 0
Wrecks · Mediterranean Sea - Eastern Basinlong running	0	79.7	1	1,341	0.0× / 0.2
Wrecks · North Sea	0	76	0	—	— / 0
Surveys · Gulf of Suezlong running	0	69.8	2	591	0.0× / 0.4
Nav aids · Bass Straitlong running	0	66.5	1	529	0.0× / 0.2
Cable ops · Caribbean Sea	0	66.4	2	330	0.0× / 1
Surveys · Mediterranean Sea - Eastern Basin	0	65.7	2	55	0.0× / 0.6
Cable ops · North Pacific Ocean	0	58	2	95	— / 0
Wrecks · Philippine Sealong running	0	58	2	690	— / 0
Volcanic · South Pacific Oceanlong running	0	58	2	391	0.0× / 0.4
Surveys · The Northwestern Passageslong running	0	58	2	496	— / 0
Surveys · Arabian Sealong running	0	52.4	1	780	0.0× / 0.4
Nav aids · Mozambique Channellong running	0	50.4	1	1,053	0.0× / 1.8
Cable ops · Andaman or Burma Sea	0	48.7	1	115	— / 0
Cable ops · Tasman Sealong running	0	47.8	1	761	0.0× / 0.6
Restricted · North Sea	0	45.9	1	176	— / 0
Ordnance · North Sea	0	45.7	0	—	0.0× / 0.4
Wrecks · Bay of Bengallong running	0	44.4	1	637	— / 0
Wrecks · English Channel	0	42.2	0	—	0.0× / 0.4
Structures · Mediterranean Sea - Eastern Basin	0	42.2	0	—	0.0× / 0.4
Nav aids · Andaman or Burma Sealong running	0	38.4	1	849	0.0× / 0.2
Wrecks · Coral Sealong running	0	38.4	1	765	— / 0
Piracy · Persian Gulflong running	0	38.4	1	1,116	0.0× / 0.4
Nav aids · Arafura Sea	0	37.5	0	—	— / 0
Nav aids · Bering Sea	0	37.5	0	—	— / 0
Nav aids · Mediterranean Sea - Western Basin	0	37.4	1	86	0.0× / 0.8
Wrecks · South Atlantic Oceanlong running	0	37.4	1	1,083	— / 0
Nav aids · Gulf of Suez	0	31.8	0	—	— / 0
Other · South China Sealong running	0	31.4	1	548	— / 0
Piracy · Gulf of Aden	0	30.7	0	—	— / 0
Other · Andaman or Burma Sea	0	29	1	148	— / 0
Other · Arafura Sea	0	29	1	68	— / 0
Debris · Arctic Oceanlong running	0	29	1	1,165	— / 0
Other · Arctic Ocean	0	29	1	178	— / 0
Nav aids · Baltic Sea	0	29	1	256	— / 0
Volcanic · Banda Sea	0	29	1	333	— / 0
Restricted · Bay of Bengallong running	0	29	1	682	— / 0
Surveys · Bering Sea	0	29	1	164	— / 0
Other · Caribbean Sea	0	29	1	233	— / 0
Derelicts · Celtic Sea	0	29	1	46	— / 0
Surveys · Chukchi Sealong running	0	29	1	1,046	— / 0
Other · Coral Sea	0	29	1	355	— / 0
Other · Eastern China Sealong running	0	29	1	704	— / 0
Surveys · Greenland Sealong running	0	29	1	1,829	0.0× / 0.6
Cable ops · Gulf of Aden	0	29	1	36	— / 0
Incidents · Gulf of Guinea	0	29	1	113	0.0× / 0.2
Surveys · Gulf of Guinea	0	29	1	50	— / 0
Structures · Gulf of Mexico	0	29	1	169	— / 0
Cable ops · Gulf of Suez	0	29	1	30	0.0× / 1.2
Structures · Gulf of Suez	0	29	1	317	— / 0
Other · Gulf of Thailandlong running	0	29	1	442	— / 0
Incidents · Ionian Sea	0	29	1	37	— / 0
Cable ops · Japan Sea	0	29	1	85	— / 0
Wrecks · Laccadive Sealong running	0	29	1	380	0.0× / 0.2
Wrecks · Malacca Straitlong running	0	29	1	703	— / 0

Cite: seahazards.com Sea Ledger, 2008-02, 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.