South West notices

View navigational warnings, event notices and Temporary Notices To Mariners for the South West region.

 Warning:  Floating rope and buoy adrift

It has been reported that a piece of rope, approximately 20 to 30 metres in length and attached to a yellow marker buoy is adrift in the Gracetown vicinity.

The rope may not always be visible on the water surface.

Mariners are advised to navigate with caution when transiting the area
Location: -33: 51.682'S  114: 59.289'E
Issued: 1/27/2023 12:00:00 AM
Notice number: 5544

 Advice:  Marine Works - Australind Jetty Refurbishment

Mariners are advised that the Australind Jetty Refurbishment works are scheduled to commence on 13 February 2023.

The works area will have silt curtains deployed in the water to indicate the work zones. This silt curtain will be marked by lit yellow special marker buoys.

Please navigate with caution and keep clear of the work zone areas during the refurbishment.
Chart reference: WA776 - Preston to Bunbury
Location: -33: 17.31644'S  115: 42.06442'E
Start date: 2/13/2023 12:00:00 AM
End date: 5/31/2023 12:00:00 AM
Issued: 1/17/2023 12:00:00 AM
Notice number: 5534

 Warning:  Submerged Object, Entrance to Leschenault Inlet, Bunbury

A submerged object, possibly a shopping trolley, has been reported in the vicinity of the pedestrian footbridge on the right hand side of the Koombana channel entrance to leschenault Inlet near the 5 knot sign.

Mariners are advised to navigate with caution in the area.
Chart reference: WA776 - Preston to Bunbury
Location: -33: 19.242'S  115: 38.490'E
Start date: 12/9/2022 12:00:00 AM
Issued: 12/9/2022 12:00:00 AM
Notice number: 5474

 Advice:  Construction of Busselton Jetty Village, Busselton

Mariners are advised that works to construct the Busselton Jetty Village are scheduled to take place from Monday 14 November 2022 to Wednesday 31 May 2023.
The works will include under deck works at the Busselton Jetty and construction of new topside structures.

The works, will be conducted Monday to Friday (excluding public holidays) during daylight hours using jack up barge ‘TMC1’ (12m x 7m), jack up barge SMC3 (16.2m x 9.3m), workboats and land based equipment as required. Jetty construction components will be transported from a temporary laydown area at the Port Geographe Marina to the works area

The end of the jetty will be closed for use during these works

The works area will be delineated by yellow buoys, approximately one metre in height and equipped with flashing yellow lights. Unlit piles will be located within the confines of the works area.

All vessels taking part in these works will display shapes and lights in accordance with the Prevention of Collisions at Sea Regulations 1983 at all times. Operators will monitor Marine VHF Channel16 during operating hours.

For further information regarding these works please contact works supervisor Jeff Offer on 0423 117 023

Mariners are advised to exercise caution when transiting inside the Port Geographe Marina, along the Busselton Jetty and on route between those locations during the above operations.
Chart reference: WA966 - Cape Naturaliste
Location: -33: 37.759'S  115: 20.304'E
Start date: 11/14/2022 12:00:00 AM
End date: 5/31/2023 12:00:00 AM
Issued: 10/31/2022 12:00:00 AM
Notice number: 5431

 Advice:  Dredging - Port Geographe

Mariners are advised that maintenance dredging works at the entrance to the Port Geographe Marina will commence 17th October 2022 and will proceed until approximately late February 2023.

Dredging will mainly occur Monday to Friday between the hours of 0700 and 1800hrs, with provision to take place during hours of darkness if required.

The works are being carried out by the 22m cutter suction dredge “Cooper II”, equipped with floating pipelines & submerged pipelines to a length of 1.2km. The floating pipeline will be marked with orange buoys which will display rhythmic flashing lights. The submerged pipe extending from the dredge area to the disposal area will be fitted with shorth lengths of rope fitted with small white floats. The dredge has no self-propulsion and uses anchors and spuds to move. The dredge and floating pipeline will remain in the area of operation after normal operating hours for the duration of the works.

The entrance to Port Geographe Marina at times may be reduced by two thirds of its width however, mariners may still pass by the dredge and associated apparatus. The works area and associated equipment will be bounded by yellow special markers equip with yellow flashing lights. floating signage will be installed either side of the restricted channels to advise vessels of a safe route to pass around the work areas.

At times boating traffic may be stopped and or escorted through the work areas by a works vessel.

The dredge will exhibit shapes and lights in accordance with the Prevention of collisions at Sea Regulations 1983.

If mariners are unsure of where to safely pass the dredge vessel, they are requested to contact the operators who will be monitoring the following radio frequencies:

VHF Channel 16 (emergency only) and working channel 81


Mariners are advised that offshore disposal is being undertaken for the maintenance dredging period. The offshore spoil area is demarcated by yellow surface buoys, approximately thirty (30 cm)
Chart reference: WA859 - Bunbury to Port Geographe
Location: -33: 37.6629'S  115: 23.3905'E
Start date: 10/17/2022 12:00:00 AM
End date: 2/28/2023 12:00:00 AM
Issued: 10/17/2022 12:00:00 AM
Notice number: 3121

 Advice:  Environmental Monitoring Equipment - Port Geographe Vicinity

Mariners are advised that environmental monitoring equipment will be temporarily deployed from early October 2022 in the Port Geographe vicinity at the following six (6) sites:

1. 33° 37.338'S, 115° 23.840'E
2. 33° 37.328'S, 115° 23.749'E
3. 33° 38.083'S, 115° 22.269'E
4. 33° 38.074'S, 115° 22.399'E
5. 33° 37.498'S, 115° 22.277'E
6. 33° 37.496'S, 115° 22.341'E


Each site will be marked with a yellow surface buoy approximately 20 metres from the monitoring equipment.
Each float will be approximately thirty (30 cm) in diameter, equipped with flashing yellow lights.
Chart reference: WA966 - Cape Naturaliste
Location: 000: 00.0000'S  000: 00.0000'E
Start date: 10/7/2022 12:00:00 AM
End date: 4/30/2023 12:00:00 AM
Issued: 10/7/2022 12:00:00 AM
Notice number: 2997

 Advice:  Deployment of Geographe Bay Wave Buoys

Mariners are advised that three wave buoys are scheduled to be deployed in Geographe Bay as follows:

Locations:

-33.5915S, 115.1165E (Dunsborough)
-33.6001S, 115.2499E (Abbey)
-33.627S, 115.338E (Busselton Jetty) (reported to be adrift 18/01/2023; last reported position: 33.233S, 115.326E)


Deployment date: 08/09/2022
Provisional recovery date: 08/09/2023

The above wave buoys are yellow in colour, approximately 420mm in diameter, and equipped with a flashing yellow light.

Flash rate: Fl Y 2.5s

No vessel is to moor to, or interfere with, the above wave buoys at any time.

Mariners are advised to navigate with caution when transiting the area and keep well clear of the above wave buoys at all times.
Chart reference: WA966 - Cape Naturaliste
Location: -33: 34.9788'S  115: 12.7139'E
Start date: 9/8/2022 12:00:00 AM
End date: 9/8/2023 12:00:00 AM
Issued: 9/14/2022 12:00:00 AM
Notice number: 2792

 Warning:  Bunbury Port Starboard Marker No. 5 replaced by Temporary Starboard Buoy

Starboard Beacon channel marker No. 5 and light at the Port of Bunbury has been replaced with a temporary Starboard Buoy (FL G 3s)

The destroyed beacon at present is on the sea bed in the immediate vicinity. Minimum depth of water at LAT is approximately 10.5 meters to the west of the charted position.

Mariners are advised to navigate with caution in this area.
Chart reference: WA776 - Preston to Bunbury
Location: -33: 18.065'S  115: 39.077'E
Start date: 11/11/2022 12:00:00 AM
Issued: 11/11/2022 12:00:00 AM
Notice number: 5441

 Advice:  Hardy Inlet Augusta Port lateral mark missing

Mariners are advised that a port lateral marker at Hardy Inlet is missing. Navigate with caution when passing directly east of Thomas Island.
Chart reference: WA698 - Hardy Inlet
Location: -34: 17.3519'S  115: 10.6139'E
Start date: 4/6/2022 12:00:00 AM
Issued: 4/6/2022 12:00:00 AM
Notice number: 1080

 Advice:  Mobile seagrass wrack, Port Geographe Harbour entrance channel

Port Geographe harbour entrance channel
Mariners are advised that mobile seagrass wrack may be present in the vicinity of the Port Geographe Harbour entrance channel.

This material can vary significantly in thickness and position over short time frames, reducing depths and restricting navigation in the channel.

The affected area includes the full extent of the entrance channel, with the worst affected area being in the entrance channel directly adjacent to the lagoon rock-wall.

Mariners are advised to navigate with caution in the entrance channel, allowing for changing conditions when traversing the area. Vessels may be at risk of grounding when navigating through this area.
Chart reference: WA859 - Bunbury to Port Geographe
Location: -33: 37.7390'S  115: 23.3786'E
Start date: 7/25/2018 12:00:00 AM
Issued: 7/25/2018 12:00:00 AM
Notice number: 106

 Advice:  Closure of Marlston Waterfront Jetty (Dome Cafe), Koombana Bay Bunbury

Mariners are advised that the Marlston Waterfront Jetty (adjacent to the Dome Café, Bonnefoi Boulevard Bunbury) has been closed until further notice due to storm damage.

A boom and yellow marker buoys have been deployed around the jetty.

Mariners are advised to remain east of the yellow marker buoys and exercise caution when towing skiers in the adjacent Koombana Bay water ski area.
Chart reference: AUS115 - Approaches to Bunbury
Location: -33: 19.0820'S  115: 38.3934'E
Start date: 9/20/2018 12:00:00 AM
Issued: 9/20/2018 12:00:00 AM
Notice number: 128

 Advice:  Shallowing - Northern entrance to Pelican Point Canals, mouth of the Collie River, Bunbury

Mariners are advised that shallowing has occurred at the northern entrance to the Pelican Point Canals (immediately downstream of the mouth of the Collie River, Bunbury) reducing depths and restricting navigation in the vicinity.

The shallowest area of the canals, outside the edges of the canals, is reported to be on the southern side of the approach channel, about 20m upstream of the pedestrian bridge into the northern canal entrance
Chart reference: WA776 - Preston to Bunbury
Location: -33: 18.4085'S  115: 41.6319'E
Start date: 10/22/2021 12:00:00 AM
Issued: 9/22/2021 12:00:00 AM
Notice number: 133
Page last updated: Tue Feb 15 2022 11:28:24 AM