Navigational warnings on 2012-03-11

UTC day · today

issued
20
cancelled
20
in force at end
280
of these still in force
0

What this reporting period contains

20 messages have issue dates in this period, and 20 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Nav aids, Other tie for the largest recorded count, with 4 messages each.

HYDROLANT, HYDROPAC tie for the largest recorded count, with 9 messages each.

Separate updates to the same activity count as separate messages. The original records below show what was reported and when.

Issued · by type

Nav aids4
Other4
Derelicts3
Incidents3
Surveys2
Piracy1
Icebergs1
Cable ops1
Exercises1

Issued · by sea

South Atlantic Ocean5
North Pacific Ocean2
North Sea2
English Channel1
Arabian Sea1
Labrador Sea1
Tasman Sea1
Indian Ocean1

HYDROLANT 9 · HYDROPAC 9 · NAVAREA XII 1 · NAVAREA IV 1

Issued · 20

Cancelled · 20

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.

Navigational warnings on 2012-03-11 · seahazards