Surveys

Nga chart 15562 (0 ed)

The Northwestern Passages · HYDROARC 64/10

What this record establishes

Archived notice · 2010-10-27 01:47Z

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) · NAVAREA XVIII 64/10 172311Z AUG 10.. Issued 2010-08-18 06:17Z. 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
The Northwestern Passages. The parsed report position is 68.636, -101.752. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the The Northwestern Passages →

issued
2010-08-18 06:17Z
status
Archived notice
authority
NAVAREA XVIII 64/10 172311Z AUG 10.
NAVAREA
NAVAREA XVIII · named as the source of this relay
sea
The Northwestern Passages
position
68.636, -101.752
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

CANADA-NORTH COAST.
VICTORIA STRAIT.
NGA CHART 15562 (0 ED).
SCIENTIFIC MOORING TEMPORARILY ESTABLISHED
IN 68-38.14N 101-45.14W.

Reading this warning

Chart reference
The number of the nautical chart on which the reported position lies.
Scientific mooring
Instruments anchored to the seabed and held up by floats, sometimes just below the surface, left for months to measure the ocean.
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.

All warning terms →

Collected reports in this area · survey operations

25 within 180 nm since 2008 · 7 in the last 12 months · 2 listed in force now

08
10
15
20
25
26

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

Worldwide in the collected sources

56 survey operations listed in force · see all

Record snapshot 2026-10-03 05:46Z; source collection times vary.

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

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.