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 1072/16 · Cable ops2016-04-12 → 2016-04-13Underwater operations in progress until further notice by cableship ile de re in 40-13.09S 146-52.20E
- HYDROPAC 1071/16 · Nav aids2016-04-12 → 2016-04-14Table cape light 40-56.8S 145-43.7E red sector unreliable
- HYDROPAC 1046/16 · Nav aids2016-04-08 → 2016-04-12Table cape light 40-56.8S 145-43.7E unreliable
- HYDROPAC 1020/16 · Nav aids2016-04-07 → 2016-04-07Highfield point light 40-44.3S 145-17.4E unreliable
- HYDROPAC 796/16 · Cable ops2016-03-19 → 2016-03-29Underwater operations in progress until further notice by cableship ile de re in 40-13.92S 146-52.28E
- HYDROPAC 765/16 · Nav aids2016-03-16 → 2016-03-17Crib point dgps station 38-21.6S 145-10.2E unreliable
- HYDROPAC 307/16 · Derelicts2016-02-03 → 2016-02-06Derelict 40 foot vessel adrift in 40-02.80S 144-12.87E at 031900Z feb
- HYDROPAC 281/16 · Nav aids2016-02-02 → 2016-02-02Mallacoota dgps station 37-34.1S 149-44.0E inoperative
- HYDROPAC 170/16 · Nav aids2016-01-19 → 2016-01-20Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 150/16 · Nav aids2016-01-18 → 2016-01-19Crib point dgps station 38-21.61S 145-10.19E inoperative
- HYDROPAC 4179/15 · Other2015-12-24 → 2015-12-24Fishing gear, marked by buoys, abandoned in 37-44.05S 149-35.04E
- HYDROPAC 3940/15 · Nav aids2015-12-01 → 2015-12-11Platform mackerel, 38-28.76S 148-20.57E unlit
- HYDROPAC 3801/15 · Nav aids2015-11-19 → 2015-11-20Mallacoota dgps station 37-34.1S 149-44.0E inoperative
- HYDROPAC 2963/15 · Nav aids2015-09-09 → 2015-09-15Platform cobia a, 38-26.97S 148-18.56E light unreliable
- HYDROPAC 2645/15 · Nav aids2015-08-12 → 2015-08-13Platform flounder a, 38-18.8S 148-26.3E unlit
- HYDROPAC 2516/15 · Derelicts2015-07-30 → 2015-08-02Derelict 8.5 meter S/V adrift in 39-12.1S 145-24.3E at 301350Z jul
- HYDROPAC 2510/15 · Incidents2015-07-30 → 2015-07-30Distress signal received on 406 mhz from M/V kryspen in 38-56.8S 145-18.0E at 300458Z jul
- HYDROPAC 2470/15 · Nav aids2015-07-28 → 2015-08-01Councillor island light 39-49.8S 144-09.6E changed to: fl 5 sec 33 meters ten miles
- HYDROPAC 2332/15 · Surveys2015-07-15 → 2015-07-24Underwater operations in progress until further notice by M/V bass trek in 38-10.5S 147-33.0E
- HYDROPAC 1990/15 · Nav aids2015-06-18 → 2015-06-19Platform cobia a, 38-26.97S 148-18.56E unlit
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.