Mid West

Mariners are advised that a Fish Aggregation Device (FAD), has broken free in the Abrolhos Marine Park. The last reported location was approximately 20 nautical miles west of Rat Island heading in a southerly direction.

Mariners are advised to exercise caution when transiting the area.

Mariners are advised Jetty that Marine Constructions Pty Ltd (JMC) will be carrying out marine construction and demolition works on the Port Denison Public Boat Ramp and the neighbouring concrete jetty from 1 May 2026 to 31 May 2026.

Works will take place Monday to Friday between 7:00 am and 5:00 pm, subject to daylight, weather, and sea conditions.

The boat ramp will be closed throughout the duration of the works.

Demolition of the adjacent concrete jetty will also be undertaken as part of the overall project works throughout the construction period.

The project will involve the use of a spudded barge and support Tug vessel operating in and around the jetty and boat ramp area.

During non-working hours, vessel, barge and equipment will remain securely moored within the designated work area. No vessels or equipment will be present on site on Saturdays or Sundays.

All vessels taking part in these works will display lights and shapes in accordance with the Prevention of Collisions in State Waters Regulations 1983 at all times.

The works area will be marked by temporary yellow buoys and warning signage installed both on the water and onshore.

Mariners are requested to proceed with caution, reduce speed and wake, follow all signage, and comply with directions of site personnel if required.

Mariners are advised that there will be 5x various metocean data collection objects deployed around Lancelin on the 2nd of October 2026, with a retrieval date of October 2026. The shallowest object will lie 3.5m below the surface at LAT. 

Operations will be undertaken from a research vessel and objects will be positioned by divers.

The international code flag “A” will be exhibited whilst diving operations are in progress.

All vessels taking part in these works will display lights and shapes in accordance with the Prevention of Collisions in State Waters Regulations 1983 at all times.

Objects will be positioned at the following locations:
(-31;0.7913 S, 115;18.5696 E)
(-31;0.5898 S, 115;19.4139 E)
(-31;0.8933 S, 115;19.6363 E)
(-31;1.1260 S, 115;19.5608 E)
(-31;0.0221 S, 115;19.3062 E)

Mariners advised that 2 Directional Wave Rider Buoys (DWRB) are scheduled to be deployed approximately 4 NM and 2 NM West of Boullanger Island at the following locations;

30° 18.900'S 114° 55.356'E
30° 18.900'S 114° 57.678'E

The Yellow DWRB's are equipped with a flashing yellow light.

Flash Rate: Fl Y 2.5s

The DWRB's are attached by a 10m umbilical line to an orange surface float and are secured to the seabed with a clump weight.

Mariners are advised to navigate with caution and keep well clear of monitoring device.

Mariners are advised that (2) Directional Wave Buoys (DWR) will be deployed 1.5NM and 4NM offshore North of Dongara between 06 December 2023 and 06 December 2026 at the following locations:

Location: 29° 10.896’S, 114° 51.750’E
Location: 29° 12.180’S, 114° 49.332’E

The above DWR’s are yellow in colour, approx. 0.42m in diameter and equipped with flashing yellow light attached to a small orange float about 10m apart attached to bottom anchor.

Flash rate: Fl Y (2.5s)

No vessel is to moor to, or interfere with, the above DWR’s.

Mariners are advised to navigate with caution when transiting the area and keep well clear of the above DWR’s.

A directional wave buoy (DWRB) has been deployed approximately 7 nautical miles west of Jurien Bay, at the location below. The DWRB is yellow in colour, approximately 700mm in diameter, and equipped with a 2m whip antenna and flashing yellow light.

Flash rate: Fl (5) Y 20s

Mariners are requested to maintain a minimum distance of 100 meters from the DWRB, including any associated fishing equipment at all times so as to not interfere with or damage the DWRB.

A directional wave buoy (DWR) has been deployed approximately 13 nautical miles south, south west from Geraldton at the location below. The DWR is yellow in colour, approximately 700mm in diameter, and equipped with a whip antenna and flashing yellow light.

Flash rate: Fl (5) Y

Mariners are advised to navigate with caution when transiting the area and keep well clear of the above DWR