Surveys

Underwater operations 161830Z to 190400Z dec by M/V reef spirit in 39-54.73S 174-16.30E

Tasman Bay · New Zealand · HYDROPAC 3692/20

issued
2020-12-14 21:56Z
status
cancelled 2020-12-19 05:00Z (archive)
self-cancels
2020-12-19 05:00Z
authority
CNW 266/20 142106Z DEC 20.
sea
Tasman Sea
position
-39.912, 174.272
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

TASMAN BAY.
NEW ZEALAND.
DNC 06.
1. UNDERWATER OPERATIONS 161830Z TO 190400Z DEC
   BY M/V REEF SPIRIT IN 39-54.73S 174-16.30E.
   500 METER BERTH REQUESTED.
2. CANCEL THIS MSG 190500Z DEC 20.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2020-12-16 18:30Z2020-12-19 04:00Z57 h 30

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · survey operations

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

99
00
05
10
15
20
23

Season · when survey operations happen here

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

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

86 survey operations in force · see all

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.