Marine

A new collaboration between Deakin University researchers and Australia’s largest commercial linen supplier Simba Global is tackling a critical global issue, the spread of harmful microplastics through our laundry.

A trial oyster hatchery in Wilson Inlet will need steady marine exchange to maintain salinity for the spats to continue their promising growth ... Marine biologist Zak Launay, who previously harvested mussels commercially in the inlet, said the oysters could grow to commercial size in about half the time of the standard growth cycle.

The landmark federal-state CarbonNet project, which aims to take carbon dioxide emissions from the Latrobe Valley and sequester them under Bass Strait, has got the go ahead for a vital part of the project – the plan to build a pipeline that will carry liquefied CO2 to the coast. The 100 kilometre-pipeline – 80km buried onshore and a further 20km offshore – will take liquefied CO2 to a carbon capture and storage hub at Golden Beach, creating a connection for multiple carbon capture projects.

The annual assessment of Commonwealth fish stocks from the Australian Bureau of Agricultural and Resource Economics and Sciences (ABARES) has found that the majority of stocks assessed were both not overfished and not subject to overfishing. The ABARES Fishery status reports 2023 provides an annual, independent assessment of the biological and economic status of Commonwealth managed fisheries.

Who would have thought that buying a ticket in a raffle would turn a woman’s life around? Eight years ago, Kerry Turpin bought that ticket from Kirra Hartland, a volunteer with Evans Head Marine Rescue. Kirra is “very persuasive”, Kerry said. And that’s how Kerry became a volunteer.

Western Australia's prized western rock lobsters will be even more readily available to WA seafood lovers, with a major boost approved for direct Back-of-Boat lobster sales this 2023-24 fishing season. The Department of Primary Industries and Regional Development has increased the landing limit for back-of-boat sales from 200 to 999 lobsters per fishing trip.

With a goal of achieving “the three Rs” of reducing emissions, removing greenhouse gases and repairing the climate, the Climate Foundation has developed an innovative technique for cultivating seaweed to regenerate lost kelp forests and sequester carbon in the ocean’s depths for hundreds of years.

The sun and the sea – both abundant and free – are being harnessed in a unique project to create vertical sea farms floating on the ocean that can produce fresh water for drinking and agriculture. In what is believed to be a world first, UniSA researchers have designed a self-sustaining solar-driven system that evaporates seawater and recycles it into freshwater, growing crops without any human involvement.

What would it cost? And what is the carbon footprint of the physical effort to remove the footing of one of the many 200m tall wind turbine towers soon to be seen scattered across the Wheatbelt? ... I wonder how many of the Greenpeace activist types have watched the doco Thrown to the Wind about the whale deaths off the East Coast of the United States?

Cuttlefest has proven a success again this year, with more than 10,000 people from across the globe enjoying the natural spectacle and associated events! Themed around the return of the Cuttlefish to Spencer Gulf waters, Cuttlefest provided an abundance of opportunities and experiences from May to August.

With help from recreational anglers, long term tag-and-release programs ... have revealed a level of connectivity of kingfish between states across mainland Australia, as well as offshore sites such as LHI and NZ. However, the frequency of such long-distance movements and the whereabouts of spawning-sized kingfish ... between release and recapture remain a mystery ... Project Kingfish aims to fill these knowledge gaps.

The State Government has recommended South Australia not be included in the Commonwealth’s proposed offshore wind farm zone that runs from Warrnambool in Victoria to Port MacDonnell … State Government has expressed concerns about the potential impact construction of an offshore windfarm in that area could have on South Australia’s southern fisheries and marine environment.

Patrick Goldsmith. Coobowie residents have raised concerns over Yorke Peninsula Council’s preliminary discussions to install a coastal protection structure along the town’s beach ... Community members questioned the need for a wall which they believe will stretch 12 metres from the front of foreshore properties onto the beach ... "We don’t agree with the one wall fits all policy which they seem to be applying": Peter Hooper.

Planning for possible future erosion and flooding risks is a hot topic in the Shire of Gingin following public information sessions in Lancelin and Seabird. The shire’s coastal hazard risk management and adaptation plan (CHRMAP) and coastal management strategy (CMS) and the WA state government’s coastal hazard risk management and adaptation planning guidelines...

Harwood Slipway will continue the transformation into a more diversified marine precinct servicing vessels along Australia’s east coast after the Polaris Marine Group purchased the facility last week, signalling the beginning of a new marine dynasty for the Clarence – Polaris Marine Dockyards. Established in 1969, Harwood Slipway was focused on designing, building, and repairing ships...

Patrick Goldsmith. Yorke Peninsula Council’s first coastal protection structures and adaptation projects community information session was attended by about 30 people at Warooka ... Further sessions will be held in Coobowie, Pine Point, James Well and Port Clinton as council looks to deal with the looming threat of flooding to coastal towns.

The Shire of Derby/West Kimberley is very pleased to hear the news that Tassal seafood producers will purchase Marine Purchase Australia, the company behind Cone Bay barramundi. Shire President Geoff Haerewa said that he was delighted to hear that the business will continue, and possibly even expand, and that 50 jobs will also be saved.

Tassal Group Limited (“Tassal”) has completed its acquisition of MPA Fish Farms Pty Ltd and MPA Marketing Pty Ltd (“MPA”), which operate Australia’s only ocean-based barramundi farm at Cone Bay, Western Australia ... Tassal remains focused on its purpose of ‘Sustainably Feeding Tomorrow’ and are delighted to add barramundi to its ever-growing list of products.

John Anderson. If ever there was a family of birds that exhibits supreme mastery of the skies, albeit those close to the ocean, it is the albatross family. The CSIRO Australian Bird Guide lists 17 species of albatross that can be seen in Australian waters. They range over vast areas of the Southern Ocean, nesting on Sub-Antarctic Islands such as Macquarie Island and in winter push northwards to patrol the southern coastline of Australia.

Recovery of seagrass and coral around lagoon moorings has occurred since new environmentally friendly designs were installed. The new Marine Flex moorings use heavy-duty elastic, rather than relying on lifting heavy chain for shock absorption.