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Antarctica /
Climate change
New study challenges the role of Antarctic meltwater in carbon sequestration
A long-standing climate theory suggested melting Antarctic glaciers would release iron into the ocean, sparking algae blooms that would sequester carbon – but new field data challenges this Read More
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Marine Life /
South Pacific
Older male humpbacks have the edge in the mating game
Their age gives them the advantage of being able to refine their whale songs, and competitive tactics, leading to greater success siring offspring Read More
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Fishing /
UK
UK supermarket first to suspend sale of mackerel citing overfishing
NGOs have welcomed the decision, but say more accountability is needed from the government in monitoring and limiting catch limits Read More
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Central Pacific Ocean /
Deep sea mining
Private companies win and developing countries lose in deep-sea mining
The lion's share of revenue will go to private mining companies, while global south countries receive little economic benefit, and face environmental destruction Read More
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Marine Life
Boat traffic disrupts behaviour and population of marine megafauna
More flexible management strategies like seasonal speed restrictions and targeted closures are needed in light of the findings, researchers say Read More
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Australia /
Marine Life
Citizen scientists find largest known coral on Great Barrier Reef
Citizen scientists participating in the Great Reef Census have discovered the largest known coral colony on the Great Barrier Reef, spanning 111 metres. Verified through 3D mapping, the find highlights the importance of large-scale monitoring. Read More
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China /
Ocean Pollution
E-waste wake-up call as chemicals found in dolphin and porpoise brains
New research shows the presence of e-waste chemicals in dolphins and porpoises brains and tissues. Scientists say we need to ‘act now to protect ocean health’. Read More
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Antarctica /
Climate change
Shrinking sea ice threatens emperor penguin moulting sites
Satellite images uncover previously unknown emperor penguin moulting colonies in Antarctica, but shrinking sea ice forces birds into crowded fast-ice refuges. Early ice break-up may have caused significant adult mortality. Read More
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Climate change /
Colombia
Chronic ocean warming drives 20% annual decline in fish biomass
Chronic ocean warming is driving a sustained annual decline of nearly 20% in fish biomass, while extreme marine heatwaves can temporarily boost some populations, masking long-term losses and complicating fisheries management in a rapidly warming ocean. Read More
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