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 610/19 · Incidents2019-02-22 → 2019-02-22Distress signal received on 406 mhz from F/V falcon II in 34-11.47S 119-58.93E at 221552Z feb
- HYDROPAC 596/19 · Nav aids2019-02-21 → 2019-02-22Cape otway light 38-51.4S 143-30.7E temporarily relit 220900Z to 221200Z feb 19
- HYDROPAC 324/19 · Incidents2019-01-28 → 2019-01-28Distress signal received on 406 mhz from vessel piscatorial in vicinity 34-26.6S 135-13.2E at 280558Z jan
- HYDROPAC 69/19 · Incidents2019-01-07 → 2019-01-08Distress signal received on 406 mhz from five meter vessel in vicinity 34-53S 137-01E at 071946Z jan
- HYDROPAC 60/19 · Incidents2019-01-06 → 2019-01-25Ten meter S/V kay lee, one person on board, overdue from esperance (33-51-40S 121-53-31E) to port phillip…
- HYDROPAC 4622/18 · Derelicts2018-12-31 → 2019-01-03Derelict six meter vessel, yellow hull, adrift in vicinity 36-11.6S 137-18.5E at 310430Z dec
- HYDROPAC 4537/18 · Nav aids2018-12-21 → 2019-03-22Troubridge hill light 35-10.0S 137-38.4E unlit
- HYDROPAC 4487/18 · Nav aids2018-12-17 → 2018-12-17Dgps station at corny point light 34-53.8S 137-00.7E unreliable
- HYDROPAC 4293/18 · Nav aids2018-12-02 → 2018-12-05Cape borda light 36-45.2S 136-35.6E unlit
- HYDROPAC 4237/18 · Nav aids2018-11-28 → 2018-11-29Wedge island light 35-10.4S 136-29.2E unreliable
- HYDROPAC 4074/18 · Incidents2018-11-11 → 2018-11-12Distress signal received from M/V ophelia in vicinity 33-50S 125-43E at 112133Z nov
- HYDROPAC 3981/18 · Incidents2018-11-03 → 2018-11-0411 meter vessel brahminy, white hull, two persons on board, overdue esperance (33-51.7S 121-53.5E) to ceduna…
- HYDROPAC 3876/18 · Nav aids2018-10-25 → 2018-10-26Dgps station at corny point light 34-53.8S 137-00.7E inoperative
- HYDROPAC 3837/18 · Surveys2018-10-22 → 2018-10-24Underwater operations in progress until further notice by M/V ile de brehat along trackline between 40-12S…
- HYDROPAC 3803/18 · Surveys2018-10-19 → 2018-10-22Underwater operations in progress until further notice by M/V ile de brehat along trackline between 39-30S…
- HYDROPAC 3694/18 · Nav aids2018-10-10 → 2018-10-11Albany dgps station 35-05.2S 117-54.1E inoperative
- HYDROPAC 3681/18 · Nav aids2018-10-09 → 2018-10-10Dgps station at corny point light 34-53.8S 137-00.7E inoperative
- HYDROPAC 3627/18 · Nav aids2018-10-03 → 2018-10-04Albany dgps station 35-05.2S 117-54.1E inoperative
- HYDROPAC 3613/18 · Nav aids2018-10-02 → 2018-10-03Dgps station at corny point light 34-53.8S 137-00.7E inoperative
- HYDROPAC 3126/18 · Nav aids2018-08-27 → 2018-08-27Albany dgps station 35-05.2S 117-54.1E 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.