Navigational warnings on 2011-11-12

UTC day · today

issued
16
cancelled
37
in force at end
266
of these still in force
0

What this reporting period contains

16 messages have issue dates in this period, and 37 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Incidents accounts for 7 of 16 recorded messages (44%), the largest category group in this selection.

HYDROLANT, HYDROPAC tie for the largest recorded count, with 7 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

Incidents7
Cable ops4
Nav aids2
Exercises1
Other1
Derelicts1

Issued · by sea

South China Sea4
North Atlantic Ocean4
South Atlantic Ocean2
Adriatic Sea1
Indian Ocean1
North Sea1

HYDROLANT 7 · HYDROPAC 7 · NAVAREA IV 2

Issued · 16

Cancelled · 37

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 2011-11-12 · seahazards