Navigational warnings on 2017-03-16

UTC day · today

issued: 34
cancelled: 32
in force at end: 467
of these still in force: 0

What this reporting period contains

34 messages have issue dates in this period, and 32 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 7 of 34 recorded messages (21%), the largest category group in this selection.

HYDROPAC accounts for 15 of 34 recorded messages (44%), 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

Other	7
Exercises	6
Incidents	5
Missiles	4
Nav aids	3
Surveys	2
Icebergs	2
Cable ops	1
Debris	1
Derelicts	1
Wrecks	1
Quakes	1

Issued · by sea

North Atlantic Ocean	7
Indian Ocean	4
Gulf of Mexico	2
North Pacific Ocean	2
Southern Ocean	1
South Pacific Ocean	1
Bay of Bengal	1
Mediterranean Sea - Western Basin	1

HYDROPAC 15 · HYDROLANT 10 · NAVAREA IV 6 · NAVAREA XII 2 · USGS earthquakes 1

Issued · 34

Cancelled · 32

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