Icebergs

070001Z mar iceberg limit along trackline joining 46-51N 052-56W, 46-30N 048-00W, 47-45N 047-15W, 51-00N…

Gulf of St. Lawrence · NAVAREA IV 126/13

What this record establishes

Archived notice · 2013-03-08 00:01Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAIS 062050Z MAR 13.. Issued 2013-03-06 22:01Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Gulf of St. Lawrence. The map shows the reported line or operation extent; it is not a vessel track. Check the original wording for limits and qualifications.

Related notices and cancellation links

These reports were linked by category and sea, with positions within 30 nautical miles and issue dates within 30 days of another report's recorded in-force span. Links can extend through other members, so the full group can cover a larger area or period. Proximity does not confirm that they describe one incident.

  1. NAVAREA IV 121/132013-03-02 · Archived notice
  2. NAVAREA IV 122/132013-03-03 · Archived notice
  3. NAVAREA IV 123/132013-03-04 · Archived notice
  4. NAVAREA IV 125/132013-03-05 · Archived notice
  5. NAVAREA IV 126/13 · this notice2013-03-06 · Archived notice
  6. NAVAREA IV 129/132013-03-08 · Archived notice
Compare all 10 notices, changes and original texts →

Current notices and reporting history in the Gulf of St. Lawrence →

issued
2013-03-06 22:01Z
status
Archived notice
self-cancels
2013-03-08 00:01Z
authority
NAIS 062050Z MAR 13.
NAVAREA
NAVAREA IV
issued by
NAIS
sea
Gulf of St. Lawrence
position
52.000, -56.127
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

NORTH AMERICAN ICE SERVICE (NAIS) ICEBERG BULLETIN.
1. 070001Z MAR ICEBERG LIMIT ALONG TRACKLINE JOINING
   46-51N 052-56W, 46-30N 048-00W, 47-45N 047-15W,
   51-00N 049-30W, 55-00N 053-00W, 60-00N 059-00W.
2. WESTERN ICEBERG LIMIT ALONG TRACKLINE BETWEEN
   50-15N 061-00W AND 48-59N 058-31W.
3. SEA ICE LIMIT ALONG TRACKLINES JOINING:
   A. 47-25N 054-30W AND 47-20N 054-00W.
   B. 48-40N 053-05W, 49-55N 053-30W, 50-15N 054-35W,
      54-55N 055-05W, 58-00N 058-00W, 60-40N 059-35W,
      62-20N 058-00W, 63-00N 057-45W.
   C. 45-45N 060-15W, 45-45N 059-30W, 47-05N 059-35W,
      47-50N 061-40W, 47-20N 064-20W, 48-45N 064-00W,
      49-20N 064-20W, 49-30N 063-40W.
   D. 49-05N 062-00W, 49-00N 061-30W, 50-20N 057-50W,
      48-25N 059-25W, 48-20N 058-40W.
4. REPORT POSITION AND TIME OF ANY ICEBERGS OR
   STATIONARY RADAR TARGETS THAT MAY LIKELY BE
   ICEBERGS TO THE NEAREST CANADIAN COAST GUARD
   MARINE COMMUNICATIONS AND TRAFFIC SERVICE STATION
   OR USING INMARSAT CODE 42.
5. CANCEL THIS MSG 080001Z MAR 13.

Reading this warning

Icebergs and ice limits
Icebergs, smaller pieces of glacier ice and the published limit of known ice.
Date-time group (DTG)
A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Track line joining
Introduces a route through a series of positions — a cable route, a tow's track or a survey line.
Position (degrees and minutes)
How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Inmarsat-C / SafetyNET
The satellite system that carries NAVAREA warnings to ships at sea, and the terminal number rescue centres give for reports.
CANCEL THIS MSG
The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · iceberg & sea-ice bulletins

799 within 180 nm since 1999 · 0 in the last 12 months · 0 listed in force now

99
00
05
10
15
20
22

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

6 iceberg & sea-ice bulletins listed in force · see all

Record snapshot 2026-10-02 02:27Z; source collection times vary.

Icebergs

Iceberg limits and reported bergs — mostly the North American Ice Service (International Ice Patrol) bulletins in the North Atlantic. All current iceberg & sea-ice bulletins →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.