Turtle nail clippings and shark mating: discoveries from Ningaloo Reef

Our Ningaloo Reef discoveries mean we know more than ever before. A partnership with BHP continues to build scientific knowledge on this diverse marine ecosystem.

Polychaete worm specimen that looks a bit like a crumbed prawn cutlet

Bristling with pride: abyssal bristle worm named in our honour

Scientists have named a newly-described polychaete or bristle worm from Australia's deep abyss after CSIRO.

Micrograph close-up of Thraustochytrid

Sea-lebrating our new fish-free omega-3 oils

Omega-3 oils are traditionally sourced from fish. But now we have a less fishy alternative using marine micronutrients extracted from the ocean.

Winning the war on Great Barrier Reef crown-of-thorns starfish

A new approach to culling crown-of-thorns starfish on the Great Barrier Reef has significantly reduced their numbers helping the coral return. Updated 31 August , 2022

Five men with record tuna fish

Fishers reel in record-breaking Southern Bluefin tuna

A record-breaking tuna first tagged in the Great Australian Bight in 1994 is giving scientists a rare glimpse into the life of these ocean marathon runners.

A bright green ship on a brown sandbed.

Canyon deep, sea-mountain high: using echoes to map ocean depths

Only a small part of the ocean depths has been mapped in detail. So we must ask: “what great discoveries are still down there waiting to be uncovered?!”

There’s nothing superfluous about Rita’s idea. Illustration by Campbell Whyte.

Powering our future oceans with floating research labs

Could converting old sea-worthy freighters into floating research arks help power future marine science? We chatted to our experts as part of World Oceans Day to find out.

Invisible ID: using microbes to ‘fingerprint’ ocean health

Sequencing the DNA of marine microbes is enabling scientists to track changes to marine ecosystems to help with restoration efforts.

Campbell Whyte illustration

Reeling in smart tech for sustainable fishing

Could technology change the face of fishing? We asked our experts to reflect on one of our winning competition entries as part of this World Oceans Day series.

Matt Boyd smiling at the camera next to four computer screens

Mapping our oceans: running the machines that go ‘ping’

What goes ping and is mapping the seafloor? Matt Boyd takes us underwater with the discoveries found on RV Investigator with the machine that goes ping!

Could seaweed tyres be an effective substitute for synthetic rubber in tyres? Jessica from Victoria thinks so.

Treading water: putting seaweed tyres on the road

Could seaweed tyres be an effective substitute for synthetic rubber in tyres? Our experts weigh in on World Oceans Day.

World Oceans Day: creating our future oceans

To celebrate World Oceans Day, we asked for your creative ideas about the science and technology needed to ensure healthy and sustainable future oceans.