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 2266/18 · Surveys2018-06-19 → 2018-09-07Survey operations in progress until further notice by M/V bhagwan dryden in area along trackline between…
- HYDROPAC 1963/18 · Nav aids2018-05-24 → 2018-05-25Swan island light 40-43.6S 148-07.5E unlit
- HYDROPAC 1768/18 · Nav aids2018-05-10 → 2018-05-13Mallacoota dgps station 37-34.1S 149-44.0E inoperative
- HYDROPAC 1588/18 · Incidents2018-04-24 → 2018-04-24Distress signal received on 406 mhz from M/V one day, four persons on board, in vicinity 39-08.27S…
- HYDROPAC 682/18 · Nav aids2018-02-19 → 2018-02-21Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 329/18 · Nav aids2018-01-24 → 2018-01-25Mallacoota dgps station 37-34.1S 149-44.0E inoperative
- HYDROPAC 4371/17 · Nav aids2017-12-12 → 2017-12-13Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 4351/17 · Nav aids2017-12-12 → 2017-12-12Mallacoota dgps station 37-34.1S 149-44.0E inoperative
- HYDROPAC 4338/17 · Nav aids2017-12-11 → 2017-12-11Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 4332/17 · Nav aids2017-12-10 → 2017-12-11Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 4329/17 · Incidents2017-12-10 → 2017-12-11Distress signal received from 17 meter F/V karina V in 40-46S 145-48E at 100704Z dec
- HYDROPAC 4324/17 · Nav aids2017-12-10 → 2017-12-10Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 4194/17 · Nav aids2017-11-30 → 2017-12-01Mallacoota dgps station 37-34.1S 149-44.0E unreliable
- HYDROPAC 3575/17 · Nav aids2017-10-19 → 2017-10-20Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 3096/17 · Nav aids2017-09-11 → 2017-09-11Crib point dgps station 38-21.6S 145-10.2E inoperative
- HYDROPAC 2761/17 · Nav aids2017-08-15 → 2017-08-15Cape schanck light 38-29.6S 144-53.2E unreliable
- HYDROPAC 1741/17 · Incidents2017-05-18 → 2017-05-18Distress signal received on 406 mhz from M/V genesta II in 39-09.7S 146-22.2E at 181334Z may vessels in…
- HYDROPAC 1558/17 · Nav aids2017-05-02 → 2017-05-03Low head light 41-03.3S 146-47.4E unlit
- HYDROPAC 1319/17 · Surveys2017-04-14 → 2017-04-26Underwater operations in progress until further notice by M/V tek ocean spirit along trackline between…
- HYDROPAC 1052/17 · Derelicts2017-03-25 → 2017-03-28Derelict ten meter S/V, red and white hull, adrift in 39-11.4S 145-16.9E at 250800Z 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.