#Oceans

Tuna in cane baskets on a dock, being inspected by people

Supporting sustainable fishing in Indonesia

With a team at CSIRO’s Australian National Fish Collection in Hobart, Helen O'Neill is working to make fish identification easier for Indonesian fishery workers.

Giant kelp photographed underwater.

Caring for algae, big and small

Both giant kelp and Synechococcus are being cultured in CSIRO’s Australian National Algae Culture Collection in Hobart, where scientists study impacts on algae in our warming world.

A diver wearing goggles holding a Prickly redfish.

Securing a steady livelihood from the ocean

After years of mutual learning, a safety net is in place for the Torres Strait Beche-de-mer Fishery.

A blue, green and white painted research vessel on the open ocean.

Maritime archaeology delves deep into our heritage

RV Investigator’s seafloor mapping systems are increasingly being used to locate and image Australian shipwrecks and other heritage targets.

What does the next decade hold for our oceans?

Oceans are the planet’s largest life-support system. The launch of the UN Decade of Ocean Science for Sustainable Development is an important opportunity for Australia as a nation girt by sea.

The front cover of the Second World Ocean Assessment, showing the title, volume and a fisheye image of divers swimming over a coral reef.

Second World Ocean Assessment is afloat

CSIRO’s contribution to the United Nations’ Second World Ocean Assessment has showcased Australia’s world-leading marine science expertise.

Group of fish underwater

Sounds of the deep: music for sustainable fisheries

Acoustics technology is helping scientists monitor the aquatic environment and better understand fish populations to support sustainable fisheries management.

A woman standing on a raised level of sand, gazing out at the horizon

Rising sea levels in Australia may demand novel solutions

With Australia expected to experience ongoing sea level rise over the coming decades, high-resolution climate projections are one way to inform quick community adaptation. Elsewhere, scientists are turning to novel nature-based solutions to help defend our coastlines.

Bleached corals with small fish in background

The state of ocean acidification

Ocean acidification is often thought of as a future impact of our changing climate. But exactly what is it, what are its impacts and is it really a problem of the future?