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 · 560 cancelled
- HYDROPAC 3126/18 · Nav aids2018-08-27 → 2018-08-27Albany dgps station 35-05.2S 117-54.1E inoperative
- HYDROPAC 3028/18 · Nav aids2018-08-18 → 2018-08-18Cape otway light 38-51.4S 143-30.7E temporarily relit 180800Z to 181200Z aug 18
- HYDROPAC 2624/18 · Derelicts2018-07-18 → 2018-07-21Derelict 17 meter vessel westwing state, white hull with blue stripe, adrift in vicinity 35-17.89S…
- HYDROPAC 2623/18 · Nav aids2018-07-18 → 2018-07-23Albany dgps station 35-05.2S 117-54.1E inoperative
- HYDROPAC 2376/18 · Nav aids2018-06-28 → 2018-07-07Dgps station at corny point light 34-53.8S 137-00.7E inoperative
- HYDROPAC 2112/18 · Nav aids2018-06-05 → 2018-06-12Albany dgps station 35-05.2S 117-54.1E inoperative
- HYDROPAC 2067/18 · Nav aids2018-06-01 → 2018-06-04West cape light 35-14.7S 136-49.4E unlit
- HYDROPAC 2046/18 · Nav aids2018-05-30 → 2018-06-01Eclipse island light 35-10.8S 117-53.3E unlit
- HYDROPAC 524/18 · Nav aids2018-02-08 → 2018-09-07Cape banks light 37-53.8S 140-22.6E range temporarily reduced to 11 miles
- HYDROPAC 238/18 · Incidents2018-01-17 → 2018-01-185.2 meter vessel tasman savage, white hull, one person on board, sinking in 35-45.18S 138-27.34E at 172300Z…
- HYDROPAC 128/18 · Incidents2018-01-10 → 2018-01-11Distress signal received on 406 mhz in vicinity 35-46.37S 138-15.67E at 102158Z jan
- HYDROPAC 4654/17 · Incidents2017-12-31 → 2017-12-31Distress signal received on 406 mhz in vicinity 33-05.86S 134-03.92E at 310215Z dec
- HYDROPAC 4333/17 · Nav aids2017-12-11 → 2017-12-11Dgps station at corny point light 34-53.8S 137-00.7E inoperative
- HYDROPAC 4282/17 · Nav aids2017-12-07 → 2017-12-07Dgps station at corny point light 34-53.8S 137-00.7E inoperative
- HYDROPAC 4263/17 · Incidents2017-12-06 → 2017-12-06Distress signal received on 406 mhz from 6 meter vessel in vicinity 33-01.5S 133-59.9E at 060254Z dec
- HYDROPAC 3831/17 · Nav aids2017-11-07 → 2017-11-07Albany dgps station 35-05.2S 117-54.1E inoperative
- HYDROPAC 3745/17 · Surveys2017-11-02 → 2017-11-03Underwater operations in progress until further notice by vessel jodies resolution in 33-07.14S 133-05.28E
- HYDROPAC 3568/17 · Nav aids2017-10-18 → 2017-10-19Dgps station at corny point light 34-53.8S 137-00.7E inoperative
- HYDROPAC 3523/17 · Nav aids2017-10-15 → 2017-12-03RACON at troubridge hill light 35-10.0S 137-38.4E discontinued
- HYDROPAC 3443/17 · Nav aids2017-10-08 → 2017-10-09Dgps station at corny point light 34-53.8S 137-00.7E inoperative
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.