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 212/00 · Cable ops2000-02-03 → 2000-02-20Seismic survey in progress until further notice by M/V western pride towing 2.5 mile long cable in area…
- HYDROPAC 126/00 · Cable ops2000-01-24 → 2000-02-03Seismic survey in progress until further notice by M/V western pride towing 2.5 mile long cable in area…
- HYDROPAC 121/00 · Incidents2000-01-23 → 2000-01-23Distress signal received on 121.5 mhz and 406 mhz from M/V pretty pussy in 35-04S 123-29E at 230215Z jan
- HYDROPAC 99/00 · Incidents2000-01-19 → 2000-01-19Distress signal received on 121.5 mhz vicinity 43-25S 145-59E at 190744Z jan
- HYDROPAC 63/00 · Other2000-01-13 → 2000-01-14Paravane, seven meters by six meters, adrift vicinity 39-34.6S 143-20.9E at 122140Z jan
- HYDROPAC 61/00 · Other2000-01-12 → 2000-01-14Two persons overboard from F/V between 38-30.0S 142-41.0E and 38-34.1S 142-45.8E
- HYDROPAC 8/00 · Nav aids2000-01-01 → 2000-01-04Cape du couedic light 36-03.5S 136-41.9E unlit
- HYDROPAC 6/00 · Nav aids2000-01-01 → 2000-01-01Cape du couedic light 36-03.5S 136-42.2E unreliable
- HYDROPAC 1476/99 · Nav aids1999-12-30 → 1999-12-31Cape du couedic light 36-03.5S 136-42.4E unreliable
- HYDROPAC 1470/99 · Nav aids1999-12-28 → 2000-01-19Mary ann haven light 33-56.1S 120-08.2E unlit
- HYDROPAC 1437/99 · Other1999-12-21 → 2000-01-0650 meter diameter tuna cage, marked by two strobe lights and radiobeacon, anchored in 33-27.9S 132-13.8E
- HYDROPAC 1252/99 · Nav aids1999-11-16 → 1999-11-17Cape willoughby light 35-50.7S 138-08.0E unreliable
- HYDROPAC 1177/99 · Nav aids1999-11-03 → 1999-11-04Cape willoughby light 35-50.7S 138-08.0E unreliable
- HYDROPAC 981/99 · Other1999-09-22 → 1999-09-23Cape willoughby light 35-50.7S 138-08.0E at reduced intensity
- HYDROPAC 610/99 · Nav aids1999-07-06 → 1999-07-30Grassy harbour light 40-04.3S 144-03.6E unlit
- HYDROPAC 481/99 · Nav aids1999-05-31 → 1999-06-08Shoalwater point light 33-39.6S 137-12.8E unreliable
- HYDROPAC 472/99 · Nav aids1999-05-28 → 1999-05-31Shoalwater point light 33-39.6S 137-12.8E unlit
- HYDROPAC 146/99 · Nav aids1999-02-22 → 1999-03-15Tiparra reef light 34-04.0S 137-23.4E unlit
- NOAAORR-6790 · Spills1991-02-13 → 1991-02-27Esperance, western australia
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.