Bass Strait
IHO sea area 62A · 144° to 150° E, -41° to -37° N
- in force
- 2
- last 12 months
- 11
- archive messages
- 494
- categories
- 10
What the archive shows
494 messages are recorded since 1998-12-15 for the Bass Strait. 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 240 of 494 recorded messages (49%), 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 2026-08-20 13:27ZDrill rig Valaris 107 is at position 38 degrees 17.79 minutes south, 147 degrees 40.57 minutes east, requesting 2.5 nautical miles clearance.
In force now · 2
- AUSCOAST 297/26 · Other2026-09-18Eight virtual AIS navigation marks are inoperative in an area bounded by 38-23S to 38-37S and 148-25E to 148-37E.
- AUSCOAST 280/26 · Surveys2026-08-20Drill rig Valaris 107 is at position 38 degrees 17.79 minutes south, 147 degrees 40.57 minutes east, requesting 2.5 nautical miles clearance.
Longest in force
- AUSCOAST 280/26 · Surveys2026-08-20Drill rig Valaris 107 is at position 38 degrees 17.79 minutes south, 147 degrees 40.57 minutes east, requesting 2.5 nautical miles clearance.
- AUSCOAST 297/26 · Other2026-09-18Eight virtual AIS navigation marks are inoperative in an area bounded by 38-23S to 38-37S and 148-25E to 148-37E.
By year
98
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 | 240 | 49% |
| Surveys | 98 | 20% |
| Incidents | 56 | 11% |
| Cable ops | 49 | 10% |
| Other | 25 | 5% |
| Derelicts | 17 | 3% |
| Debris | 3 | 1% |
| Wrecks | 3 | 1% |
| Containers | 2 | 0% |
| Structures | 1 | 0% |
Archive · 492 cancelled
- HYDROPAC 1138/04 · Nav aids2004-07-10 → 2005-03-02Rocky cape light 40-51.4S 145-30.4E unlit
- HYDROPAC 955/04 · Cable ops2004-06-05 → 2004-06-17Cable operations in progress until further notice by M/V giullio verne in area bound by 38-41S 146-50E,…
- HYDROPAC 824/04 · Structures2004-05-09 → 2004-05-10Platform established in 39-50.7S 145-49.1E
- HYDROPAC 778/04 · Wrecks2004-04-30 → 2005-06-01Seven meter shoal in 40-17.2S 147-59.0E
- HYDROPAC 511/04 · Surveys2004-03-20 → 2004-03-21Underwater operations in progress until further notice by M/V geosea in 39-48S 145-48E
- HYDROPAC 496/04 · Nav aids2004-03-18 → 2004-03-19Cape rochon light 40-23.8S 144-57.2E unlit
- HYDROPAC 197/04 · Nav aids2004-01-30 → 2004-01-31Mallacoota dgps station 37-34.1S 149-44.2E inoperative
- HYDROPAC 62/04 · Nav aids2004-01-13 → 2004-01-14RACON at flounder a platform 38-18.8S 148-26.3E inoperative
- HYDROPAC 2154/03 · Nav aids2003-12-09 → 2004-01-21Cape woolamai light 38-33.9S 145-21.4E unlit
- HYDROPAC 2077/03 · Other2003-11-29 → 2003-12-02Underwater coring operations in progress until further notice by M/V markab along trackline between 39-45.3S…
- HYDROPAC 2027/03 · Surveys2003-11-24 → 2004-01-07Underwater operations in progress until further notice by barge semac 1 in area bound by 38-33S 145-28E,…
- HYDROPAC 1377/03 · Nav aids2003-08-10 → 2003-08-11Highfield point light 40-44.4S 145-17.4E unlit
- HYDROPAC 1050/03 · Cable ops2003-06-19 → 2003-06-23Cable laying operations in progress until further notice by cableship ile de batz in area bound by 38-39S…
- HYDROPAC 881/03 · Debris2003-05-23 → 2003-05-24Fishing net adrift in 38-23S 148-48E at 230907Z may
- HYDROPAC 804/03 · Nav aids2003-05-09 → 2003-05-09Mallacoota dgps station 37-34.1S 149-44.2E off air
- HYDROPAC 802/03 · Surveys2003-05-09 → 2003-05-11Underwater operations in progress until further notice by M/V lady kari ann vicinity 38-32.6S 148-33.3E
- HYDROPAC 797/03 · Cable ops2003-05-08 → 2003-05-25Cable laying operations in progress until further notice by cableship ile de batz in area bound by 40-44.6S…
- HYDROPAC 727/03 · Cable ops2003-04-26 → 2003-05-02Underwater operations in progress until further notice by cableship ile de batz in area bound by 38-34S…
- HYDROPAC 665/03 · Nav aids2003-04-14 → 2003-04-15RACON at flounder a platform 38-18.8S 148-26.3E inoperative
- HYDROPAC 438/03 · Incidents2003-03-12 → 2003-03-15Man overboard from 13 meter vessel piet hein vicinity 40-40S 148-10E at 100600Z 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.