Great Australian Bight
IHO sea area 62 · 118° to 146° E, -44° to -31° N
- in force
- 5
- last 12 months
- 18
- archive messages
- 565
- categories
- 13
What the archive shows
565 messages are recorded since 1991-02-13 for the Great Australian Bight. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Nav aids accounts for 289 of 565 recorded messages (51%), the largest category group in this selection.
The NGA historical archive froze in 2024-05; live collection began 2026-08-17. Counts around that gap are incomplete, and changes in reporting volume do not establish changes in incident frequency.
- An older warning still listed in force · issued 2026-05-30 01:04ZThe vessel Dependable is conducting cable lay operations from 38-25S 144-28E to 40-22S 137-28E, with 1.5 nautical mile clearance requested.
In force now · 5
- AUSCOAST 292/26 · Nav aids2026-09-07Two 6 meter yellow buoys with white flashing light every 3 seconds are temporarily placed near 38-47.19S 142-36.00E; 2.5 nautical mile clearance requested.
- HYDROPAC 1864/26 · Nav aids2026-06-29A yellow six-meter buoy is established in the Great Australian Bight at 38-47.62S 142-37.77E; a three-mile berth is requested.
- AUSCOAST 228/26 · Nav aids2026-06-29A 6-meter yellow surface buoy is established at 38-47.62S 142-37.77E, requesting 2.5 nautical miles clearance.
- HYDROPAC 1585/26 · Cable ops2026-05-30Cable-laying is in progress in Bass Strait and Great Australian Bight, Australia, by the ship Dependable; a two-mile berth is requested.
- AUSCOAST 208/26 · Other2026-05-30The vessel Dependable is conducting cable lay operations from 38-25S 144-28E to 40-22S 137-28E, with 1.5 nautical mile clearance requested.
Longest in force
- AUSCOAST 208/26 · Other2026-05-30The vessel Dependable is conducting cable lay operations from 38-25S 144-28E to 40-22S 137-28E, with 1.5 nautical mile clearance requested.
- HYDROPAC 1585/26 · Cable ops2026-05-30Cable-laying is in progress in Bass Strait and Great Australian Bight, Australia, by the ship Dependable; a two-mile berth is requested.
- AUSCOAST 228/26 · Nav aids2026-06-29A 6-meter yellow surface buoy is established at 38-47.62S 142-37.77E, requesting 2.5 nautical miles clearance.
- HYDROPAC 1864/26 · Nav aids2026-06-29A yellow six-meter buoy is established in the Great Australian Bight at 38-47.62S 142-37.77E; a three-mile berth is requested.
- AUSCOAST 292/26 · Nav aids2026-09-07Two 6 meter yellow buoys with white flashing light every 3 seconds are temporarily placed near 38-47.19S 142-36.00E; 2.5 nautical mile clearance requested.
By year
91
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
By category · available archive
| Nav aids | 289 | 51% |
| Incidents | 125 | 22% |
| Surveys | 46 | 8% |
| Other | 42 | 7% |
| Derelicts | 21 | 4% |
| Missiles | 10 | 2% |
| Cable ops | 10 | 2% |
| Wrecks | 8 | 1% |
| Containers | 7 | 1% |
| Debris | 3 | 1% |
| Towing | 2 | 0% |
| Spills | 1 | 0% |
| Exercises | 1 | 0% |
Archive · 559 cancelled
- HYDROPAC 2517/08 · Nav aids2008-12-18 → 2008-12-19Nga chart 74030 (6TH ed)
- HYDROPAC 2489/08 · Nav aids2008-12-15 → 2008-12-17Nga chart 74030 (6TH ed)
- HYDROPAC 2257/08 · Incidents2008-11-16 → 2008-11-2343 meter F/V kap farvel, black hull, sinking vicinity 41-00S 141-03E at 160001Z nov
- HYDROPAC 2224/08 · Nav aids2008-11-11 → 2008-11-12Nga chart 75134 (3RD ed)
- HYDROPAC 2200/08 · Nav aids2008-11-07 → 2008-11-09Nga chart 75130 (16TH ed)
- HYDROPAC 1929/08 · Incidents2008-10-02 → 2008-10-04Distress signal received on 121.5 mhz vicinity 36-16S 138-50E at 021401Z oct
- HYDROPAC 1630/08 · Nav aids2008-08-24 → 2008-08-30Nga chart 75051 (6TH ed)
- HYDROPAC 1618/08 · Nav aids2008-08-23 → 2008-08-23Nga chart 75051 (6TH ed)
- HYDROPAC 1541/08 · Incidents2008-08-12 → 2008-08-1415 meter F/V investigator, two persons onboard, unreported cape leeuwin 33-22.0S 115-08.0E to whidbey isles…
- HYDROPAC 1399/08 · Incidents2008-07-23 → 2008-07-23Distress signal received on 121.5 mhz within 30 miles of 35-14.70S 138-03.36E at 231102Z
- HYDROPAC 1316/08 · Nav aids2008-07-11 → 2008-07-14Nga chart 75051 (6TH ed)
- HYDROPAC 993/08 · Incidents2008-05-23 → 2008-05-24Distress signal received on 121.5 and 243.0 mhz vicinity 33-05S 133-28E at 230137Z may
- HYDROPAC 909/08 · Nav aids2008-05-12 → 2008-05-17Nga chart 75160 (1ST ed)
- HYDROPAC 873/08 · Other2008-05-07 → 2008-05-07Nga chart 75130 (16TH ed)
- HYDROPAC 821/08 · Other2008-04-30 → 2008-05-03Nga chart 75130 (16TH ed)
- HYDROPAC 802/08 · Nav aids2008-04-28 → 2008-05-03Nga chart 75130 (16TH ed)
- HYDROPAC 688/08 · Incidents2008-04-11 → 2008-04-15Distress signal received on 121.5 mhz in 38-49.20S 141-58.14E at 110300Z apr
- HYDROPAC 645/08 · Cable ops2008-04-06 → 2008-04-22Seismic survey in progress until further notice by M/V pacific explorer towing six four mile long cables…
- HYDROPAC 611/08 · Nav aids2008-04-02 → 2008-04-05Nga chart 75164 (1ST ed)
- HYDROPAC 599/08 · Incidents2008-03-31 → 2008-03-31M/V lugano, 25 persons on board, on fire and adrift in 35-26S 122-22E at 310230Z mar
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.