Meet the ocean’s deepest diving animals

A surprise encounter with a deep diving seal during a seafloor survey led us to ask: what are the ocean’s deepest diving animals?

Antarctic iceberg

Torrents of Antarctic meltwater are slowing the currents that drive our vital ocean ‘overturning’ – and threaten its collapse

Australian scientists are warning that the Southern Ocean’s deep “overturning” circulation is slowing and headed for collapse.

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The mysterious marine life of green donuts

Looking like the surface of the moon, the little green lifeforms found in this alien landscape donut come from off this world.

Aerial image of Sydney Harbour

Reducing litter in Sydney Harbour

New technologies will be installed across Sydney Harbour under a pilot to prevent plastic pollution ending up in our oceans.

A gold coin with the text

Meet the stars of the first coin of 2023

We’ve collaborated with the Royal Australian Mint to develop a coin design featuring our research vessel Investigator and deep sea creatures.

An iceberg on the horizon with a calm ocean in the foreground.

Getting to the bottom of Antarctic Bottom Water

A team of scientists is plumbing the depths in East Antarctica to increase our understanding of Antarctic Bottom Water.

Seeing the sea in 4D with Ocean Explorer

What if we could take an MRI of the ocean and explore it in virtual reality? We’re prototyping tools to bring greater resolution to the study of the world's oceans.

A scientist looks out at a sunset.

Science never stops: our people keep things running over the break

The science must go on! From caring for algae to monitoring the skies, our scientists will be working as hard as Santa's elves this Christmas.

A ship on the ocean.

Eight highlights from eight years of ship science

We wish our research vessel (RV) Investigator a happy birthday and look back on eight amazing years of marine science.

A small stripey shark

Discovering new and old sharks in our oceans

Scientists on CSIRO research vessel (RV) Investigator have been sinking their teeth into some surprising shark finds.

A red fish with a large black eye and a spiny fin on its back.

Biodiversity Club: the fight to name new species

We step into the ring with scientists onboard RV Investigator who are punching out names for new marine species.

From larvae to livelihoods: restoring coral reefs in the Maldives

We’re working with local partners in the Maldives to develop coral restoration methods to assist with reef recovery.