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 63/01 · Incidents2001-01-12 → 2001-01-15F/V sunk in 42-11S 145-09E
- HYDROPAC 1836/00 · Nav aids2000-12-25 → 2000-12-27Point gibson light 32-44.3S 134-13.9E unlit
- HYDROPAC 1807/00 · Incidents2000-12-21 → 2001-02-02Distress signal received on 121.5 mhz vicinity 35-12S 138-06E at 210633Z dec
- HYDROPAC 1800/00 · Nav aids2000-12-20 → 2000-12-24Point gibson light 32-44.3S 134-13.9E unlit
- HYDROPAC 1507/00 · Incidents2000-10-12 → 2000-10-13Seven meter F/V, white hull, two persons on board, overdue vicinity 38-25S 141-40E at 112330Z oct
- HYDROPAC 1328/00 · Nav aids2000-09-07 → 2000-09-10Dgps station at corny point light 34-53.8S 137-00.6E unreliable
- HYDROPAC 1280/00 · Nav aids2000-08-29 → 2000-08-30South neptune island light 35-20.3S 136-07.0E unlit and RACON unreliable
- HYDROPAC 1270/00 · Nav aids2000-08-25 → 2000-08-26Eclipse island light 35-10.9S 117-53.2E unlit
- HYDROPAC 1020/00 · Nav aids2000-07-11 → 2000-07-13Cape donington light 34-43.7S 135-59.6E unlit
- HYDROPAC 855/00 · Other2000-06-08 → 2000-06-08Cape willoughby light 35-50.7S 138-08.0E at reduced intensity
- HYDROPAC 849/00 · Other2000-06-07 → 2000-06-08Cape willoughby light 35-50.7S 138-08.0E at reduced intensity
- HYDROPAC 835/00 · Nav aids2000-06-05 → 2000-06-06Troubridge hill light 35-10.2S 137-38.3E unlit and RACON temporarily discontinued
- HYDROPAC 815/00 · Incidents2000-05-31 → 2000-05-31Aircraft ditched, eight persons on board, southeast of whyalla (33-02S 137-35E) at 310930Z may
- HYDROPAC 630/00 · Incidents2000-04-26 → 2000-04-27Seven meter S/V angels wing, white hull, two persons on board, overdue holdfast bay to american river,…
- HYDROPAC 516/00 · Incidents2000-04-01 → 2000-04-08Derelict yacht capsized and adrift vicinity 35-15.8S 136-49.4E at 010720Z apr
- HYDROPAC 512/00 · Incidents2000-03-31 → 2000-03-31Distress signal received on 406 mhz vicinity 34-17S 136-53E at 311017Z mar
- HYDROPAC 407/00 · Nav aids2000-03-08 → 2000-03-13Wedge island light 35-10.5S 136-29.1E unreliable
- HYDROPAC 400/00 · Incidents2000-03-08 → 2000-03-08Aircraft ditched vicinity 36-06S 138-37E at 080000Z mar
- HYDROPAC 366/00 · Other2000-03-03 → 2000-03-07Cape willoughby light 35-50.7S 138-08.2E at reduced intensity
- HYDROPAC 334/00 · Derelicts2000-02-26 → 2000-02-2750 foot M/V seaandra abandoned and adrift in 34-14.8S 134-43.5E at 262220Z feb
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.