Great hammerheads are found worldwide in tropical, coastal waters. These solitary sharks are known to migrate long distances upwards of 3,000 kilometers (1,864 miles). They are distinguished from ...

Climate change is shaking up the seas, changing fish distribution throughout the oceans. And fishers in the tropics are ...

A new law in the U.S. state of New Jersey will reduce single-use plastics at restaurants and in takeout food orders that too often end up in our oceans, following campaigning by O ...

The ocean remains one of the least explored places on Earth—and every year, scientists uncover new species that remind us just how much there is still to learn. In 2025, researchers described a ...

Today, the High Seas Treaty received its 60 th ratification, officially kickstarting the 120-day countdown until it enters into force. Covering almost half of the Earth’s surface, the high seas are ...

Today, the Philippines officially declared the waters surrounding Panaon Island a Protected Seascape, preserving some of the most vibrant and biodiverse coral reefs on the planet. The protected area ...

The ocean holds many secrets — and sometimes it takes decades to uncover them. Marine scientists have now officially recognized a new manta ray species, Mobula yarae, found only in Atlantic waters. It ...

Manta rays consist of two species: reef manta rays (mobula alfredi), and their larger, more elusive counterparts, giant manta rays (mobula birostris). Today’s blog spotlights the giant manta ray, the ...

Today, on the International Day for the Fight Against Illegal, Unreported, and Unregulated Fishing, Oceana released an analysis of China’s global fishing* activity worldwide between 2022 and 2024. The ...

President Trump issued an executive order today fast-tracking approvals for deep-sea mining. The order ignores the International Seabed Authority’s ongoing process to develop safeguards for deep-sea ...

Today, Oceana released a new report that projects The Coca-Cola Company’s plastic use will exceed 9.1 billion pounds (4.1 million metric tons) per year by 2030 if the company does not change its ...

Diovanie “Diuvs” De Jesus started sailing with Oceana in the Philippines as a Marine Scientist and now as a Campaign and Science Specialist, providing scientific insights and strategies for campaigns.