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Latest news: Marine Science

Worst bleaching on record for coral reef ecosystems

Worst bleaching on record for coral reef ecosystems

The results are in for another of Australia's heat-vulnerable reef ecosystems hammered by elevated ocean temperatures ahead of a key climate target deadline.

US memo urges countries to reject UN plastic caps

US memo urges countries to reject UN plastic caps

US memo urges countries to reject UN plastic caps

US memo urges countries to reject UN plastic caps

Hopes for a "last-chance" ambitious global treaty that tackles the full life cycle of plastic pollution have dimmed.

Marine heatwaves spark major climate change concerns

Marine heatwaves spark major climate change concerns

Marine heatwaves spark major climate change concerns

Marine heatwaves spark major climate change concerns

Unprecedented marine heatwaves have sparked fears but an Australian expert warns it's too early to tell whether climate change has reached its tipping point.

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'Practical focus' as algal bloom inquiry calls rejected

'Practical focus' as algal bloom inquiry calls rejected

The SA government says it is focused on “practical support” for industries affected by an algal bloom, but fishermen say they need more than licence fee relief.

'Lifeline' for coral at risk of rising sea temperatures

'Lifeline' for coral at risk of rising sea temperatures

Australian researchers have discovered coral bred from reefs in warmer oceans are more able to survive in extreme heat stress.

Algal bloom linked to surge in shark sightings

Algal bloom linked to surge in shark sightings

An algal bloom that has killed dozens of species of fish and sharks amid a lengthy marine heatwave, is being linked to a rise in shark sightings.

Expedition braves Antarctic for data on melting glacier

Expedition braves Antarctic for data on melting glacier

Antarctic expeditioners have returned to Australia with intel about potentially new species and a rapidly melting glacier, plus 500,000-year-old sediment.

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Hidden water study raises Antarctic melting alarm

Hidden water study raises Antarctic melting alarm

Hidden water study raises Antarctic melting alarm

Hidden water study raises Antarctic melting alarm

The rate of ice melting in Antarctica could be underestimated by current scientific models, according to research examining the role of subglacial water flows.

Marine climate projects might do more harm than good

Marine climate projects might do more harm than good

Marine climate projects might do more harm than good

Marine climate projects might do more harm than good

Potential environmental damage from a growing number of marine climate projects should be scrutinised more carefully before approval, a study says.

Rapid melting of 'sleeping giant' Antarctic glacier

Rapid melting of 'sleeping giant' Antarctic glacier

Rapid melting of 'sleeping giant' Antarctic glacier

Rapid melting of 'sleeping giant' Antarctic glacier

Australia's icebreaker will soon depart on its maiden dedicated scientific voyage to study one of the largest glaciers in Antarctica.

Predictions to take sting out of bluebottle invasions

Predictions to take sting out of bluebottle invasions

Predictions to take sting out of bluebottle invasions

Predictions to take sting out of bluebottle invasions

Scientists are working on a way to predict bluebottle infestations to let swimmers know whether heading to the beach is worth the trip.

'Summer from hell' sparks reef coral bleaching fears

'Summer from hell' sparks reef coral bleaching fears

'Summer from hell' sparks reef coral bleaching fears

'Summer from hell' sparks reef coral bleaching fears

Experts are bracing for the impact of another hot summer on the Great Barrier Reef after it suffered its worst coral bleaching of 2024.

Coral spawning program hailed a great success for reef

Coral spawning program hailed a great success for reef

Coral spawning program hailed a great success for reef

Coral spawning program hailed a great success for reef

Scientists have used an Australian-made coral restoration technique called Coral IVF to boost the outcome of the Great Barrier Reef's annual coral spawning.

Reef coral battling after bleaching, natural disasters

Reef coral battling after bleaching, natural disasters

Reef coral battling after bleaching, natural disasters

Reef coral battling after bleaching, natural disasters

Coral cover on the Great Barrier Reef continues to struggle following extensive bleaching events which are increasing in frequency amid climate change.

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Commonwealth nations make first ocean declaration

Commonwealth countries have adopted the first ocean declaration during a summit held in the Pacific island nation of Samoa.

Citizen scientists to help save shark-like rays

Scientists are calling on the public to help save a shark-like marine species of ray by reporting sightings.

Tasmania to remain Australia's Antarctic gateway

Tasmania will remain home to the nation's Antarctic icebreaker, the RSV Nuyina, and gateway to the Southern Ocean following a $188 million deal.

Animal activists fail to turn tide as shark nets return

Beaches in Sydney will be protected by shark nets from Sunday, but critics still want them banned because of serious animal welfare concerns.

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Frozen continent vulnerable to invasive hitchhikers

Antarctica could be under threat from the arrival of non-native species and marine pollution from Southern Hemisphere landmasses, say Australian researchers.

Whale heads back out to ocean after harbour rope rescue

A young humpback whale has been cut loose from ropes wrapped around its tail after a delicate operation to free the mammal.

Ocean health 'at tipping point' as climate threat grows

As climate change threatens the health of Australia's oceans, the government is developing a plan that will attempt to bolster the biome's sustainability.

Water pollution slowing Barrier Reef's coral recovery

Poor water quality is hampering the Great Barrier Reef's ability to recover from the impacts of climate change, with scientists demanding action.

Shark-netting season sliced with calls to end scheme

Shark nets in NSW will be brought down earlier than usual, but conservationist groups say modern prevention methods make them unnecessary.

Keeping reef off in-danger list sends 'false message'

A decision not to include the Great Barrier Reef on a global list of in-danger sites is a case of "political convenience trumping science", an expert says.

Sawfish secrets could help save the threatened species

Researchers have discovered critical breeding knowledge about one of the world’s most threatened marine animals which could save the rare fish from extinction.

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Politics Australia New South Wales United States of America Queensland Economy, Business and Finance Western Australia Environmental Issue South Australia Diplomacy Tasmania Environmental Politics Transport Science and Technology Animal Emergency Incident Inquiry Global Warming Pacific Island Nations Environmental Pollution

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