Navigational warnings on 2011-12-06

UTC day · today

issued
21
cancelled
25
in force at end
249
of these still in force
0

What this reporting period contains

21 messages have issue dates in this period, and 25 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Other accounts for 8 of 21 recorded messages (38%), the largest category group in this selection.

HYDROPAC accounts for 9 of 21 recorded messages (43%), the largest source series group in this selection.

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

Issued · by type

Other8
Nav aids5
Incidents4
Piracy2
Missiles1
Derelicts1

Issued · by sea

North Pacific Ocean3
North Sea3
South Atlantic Ocean2
Arabian Sea2
Philippine Sea1
North Atlantic Ocean1
Java Sea1
The Coastal Waters of Southeast Alaska and British Columbia1

HYDROPAC 9 · HYDROLANT 8 · NAVAREA XII 4

Issued · 21

Cancelled · 25

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 2011-12-06 · seahazards