Mid West

I Graeme Meinema, delegate of the Chief Executive Officer, acting pursuant to section 66 of the Western Australian Marine Act 1982 hereby close the following area of water to all vessels from 6:30 PM to 7:30 PM on Saturday 24 October 2026.

Area of Closure: All waters bounded within a line commencing at approximately 28° 46.096'S, 114° 36.664'E adjacent to Geraldton Marina, west-southwest of Museum Place, thence extending approximately 310 metres north-westerly to a point at approximately 28° 46.013'S, 114° 36.493'E, thence approximately 545 metres south-westerly to a point at approximately 28° 46.240'S, 114° 36.279'E, thence approximately 345 metres south-south-easterly to a point at approximately 28° 46.369'S, 114° 36.436'E (on the foreshore adjacent to Cathedral Avenue), thence easterly along the Town Beach shoreline for approximately 620 metres to the point of commencement.

Conditions of closure

No vessel shall transit through, anchor or moor within the closed waters area during the above-mentioned times.

Bonafide vessels associated with the drone display are exempt from these closure periods.

Swimming is not permitted in the above area for closure periods.

This area is set aside for safety measures during the display of drones.

Mariners are advised that the Cliff Head Oil / Gas platform A structure off Dongara - Port Denison is currently UNLIT.  Please use caution when traversing this area.

Temporary lit Special Marker Buoys have been deployed at the following locations around the platform until further notice.

29° 26.817'S 114° 51.993'E
29° 26.817'S 114° 52.387'E
29° 27.162'S 114° 52.387'E
29° 27.162'S 114° 51.993'E

Flash rate: Fl Y 5s

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