Ocean news from around the world

Chile /

Marine Protected Areas

One million square kilometres of ocean gains full protection in Chile

Chile has granted full protection to 360,000km² of ocean around the Juan Fernández and Nazca-Desventuradas marine parks, creating one of the world’s largest fully protected marine areas and surpassing 50% ocean protection. Read More

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Exploration /

Japan

Five-fold biodiversity increase recorded at Japan's Nankai Trough

A landmark deep-sea survey at Japan’s Nankai Trough reveals a five-fold increase in biodiversity, while a 2025 Ocean Census expedition also uncovered dozens of new species across previously unexplored seamount ecosystems. Read More

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Deep sea mining /

USA

New evidence suggest breaches by deep sea mining contractors

As the ISA convenes in Jamaica, Greenpeace has submitted new evidence to an ongoing inquiry, claiming contractors used "bad faith" tactics to exploit deep-sea resources Read More

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England /

Marine Life

Mackerel and blue sharks tracked in 'low-cost' Cornwall study

Low-cost Metaprobe DNA samplers tested off Cornwall detected marine species including mackerel, anchovies and blue sharks, offering a simple and affordable way to monitor ocean wildlife and track biodiversity changes. Read More

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Conservation /

New Zealand

Scientists find vulnerable deep-sea ecosystem on Lord Howe Rise

Scientists have discovered ancient corals and fragile deep-sea life on a previously unexplored seamount on Lord Howe Rise, confirming it as a Vulnerable Marine Ecosystem and strengthening calls for a permanent bottom trawling ban. Read More

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Marine Life /

Scotland

Rare porpoise mating behaviour captured by drones off Shetland

The research project, prompted by local sightings, provides an insight into the little known science behind how the mammals mate – and how we can better live alongside them Read More

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High Seas /

North America

Scientists to map vulnerable ecosystems in the High Seas with AI

The Deep Vision project, led by Plymouth Marine Laboratory and the University of Plymouth, will use AI to analyse seafloor imagery and map vulnerable marine ecosystems across the Atlantic. Read More

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Conservation /

South America

Migratory species face rising extinction risk, new UN update warns

An interim report for the Convention on the Conservation of Migratory Species of Wild Animals warns 49% of migratory species populations are declining, with extinction risk rising ahead of global conservation talks at CMS COP15. Read More

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Marine Protected Areas /

North America

Marine protected areas could drive major gains in scuba tourism

Research from the Scripps Institution of Oceanography finds well-managed marine protected areas can boost scuba diving tourism revenue by up to 252%, linking reef recovery and fish biomass to stronger coastal economies. Read More

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