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Industrial trawlers and small-scale fishers compete for space near the port of Dakar in Senegal.

UN Ocean Conference makes progress on protecting marine waters

Edward Carver 19 Jun 2025
Split shot in the waters of San Benedicto, Mexico. Credit: Enric Sala/National Geographic Pristine Seas

The ocean is in crisis. A new effort is betting on coastal communities to save it.

Rhett Ayers Butler 19 Jun 2025
Banner image of the Liberia-flagged vessel MSC Elsa 3 that sank on May 25 off southern India. Image courtesy of the Indian Coast Guard.

Twin ship disasters in India threaten widespread pollution on Sri Lankan coasts

Malaka Rodrigo 19 Jun 2025
Humpback whales in French Polynesian waters. The intensity and duration of marine heat waves could have widespread effects on marine biodiversity, increasing the likelihood of species displacement and mortality. Image by Toby Matthews / Ocean Image Bank.

Whales still aren’t ‘eating all the fish’ (commentary)

Peter Corkeron 18 Jun 2025
Clown anemonefish live symbiotically with anemone

When heat waves hit, clownfish shrink to survive, study finds

Keith Anthony Fabro 18 Jun 2025
A dusky whaler shark (Carcharhinus obscurus) entangled in Ballina, New South Wales, Australia in 2017.

On its 50th anniversary, ‘Jaws’ continues to provoke shark conservationists

Edward Carver 18 Jun 2025
Pelicans have rebounded on the restored Queen Bess Island off the coast of Louisiana. Photo courtesy of Alisha Renfro

Pelicans recover, but dolphins and other species struggle 15 years after BP oil spill

Mongabay.com 18 Jun 2025
A coral reef around Nukuoro Atoll in the Federated States of Micronesia, where microbial-based monitoring is undertaken to assess reef health.

Another way to check the health of a coral reef: Study the microbes in the seawater

Edward Carver 17 Jun 2025
Angelshark (Squatina squatina) by Michael Bommerer via Wikimedia Commons (CCBY4.0).

Endangered angelshark decline may be overestimated, study shows

Kristine Sabillo 17 Jun 2025
The elkhorn coral that comprises most of the Cocalito reef used to be one of the most dominant coral species in the Caribbean.

The reef that shouldn’t exist

Rhett Ayers Butler 17 Jun 2025
Striped barracuda in Papua New Guinea.

PNG PM Marape rejects deep-sea mining even as provincial authorities try to revive project

Elizabeth Claire Alberts, John Cannon 16 Jun 2025

Microplastics and melting ice reveal deepening crisis in Antarctica

Soledad Domínguez 16 Jun 2025
Sediment is clearly visible close to nickel mining operations on Kawe Island, Raja Ampat, discolouring the water in one of Indonesia’s most biodiverse marine areas. The concession covers an area of 5,922 hectares and is located within the mega-biodiversity region of Raja Ampat, West Papua. Image courtesy of Greenpeace.

No respite for Indonesia’s Raja Ampat as nickel companies sue to revive mines

Hans Nicholas Jong 13 Jun 2025
Off Ulawa Island, Solomon Islands, a circle of Indigenous fishermen catch scad by forming a circle, honoring the ocean’s gift. Image courtesy of Su'umoli village, Makira-Ulawa province, Solomon Islands.

Pacific island nations launch plan for world’s first Indigenous-led ocean reserve

Shreya Dasgupta 13 Jun 2025
California Wildfires in August 2018.

Climate futures: What’s ahead for our world beyond 1.5°C of warming?

Claire Asher 12 Jun 2025
Banner image of a glacier in Greenland from NASA Earth Observatory via Wikimedia Commons (Public Domain).

Record-breaking heat wave due to climate change hits Iceland & Greenland: Scientists

Kristine Sabillo 11 Jun 2025
French President Emmanuel Macron speaks during the High-Level inaugural dinner of the UN Ocean Conference (UNOC).

‘Madness’: World leaders call for deep-sea mining moratorium at UN ocean summit

Elizabeth Claire Alberts 11 Jun 2025
A great white shark in Mossel Bay, South Africa. Image courtesy of Esther Jacobs.

Death of tagged white shark on bather protection gear in South Africa sparks debate

Victoria Schneider 11 Jun 2025
Abundant in the Sargasso Sea (above), sargassum has been blossoming in the Caribbean and on the Amazon shore.

New study dismisses Amazon River runoff as primary cause of sargassum blooms

Julian Reingold 11 Jun 2025
Sailboat at night. Image by Johannes Plenio via Unsplash.

Stars & lighthouses: Marine conservation that blends Pacific Islander wisdom and Western knowledge (commentary)

Angelo Villagomez 11 Jun 2025
A seaweed farmer on Nusa Lembongan flashes a warm, cheeky smile as she moves through her daily harvesting routine.

Indonesian women sustain seaweed traditions in a changing climate

Maddy Bolt 10 Jun 2025

Indonesia halts most nickel mining in Raja Ampat, but allows one controversial permit

Hans Nicholas Jong 10 Jun 2025

Pushback grows against nickel mining in Indonesian marine paradise of Raja Ampat

Hans Nicholas Jong 9 Jun 2025
A moray eel in the coral reefs of the Daymaniyat Islands, Oman.

When our oceans can’t breathe, a sea change is needed (commentary)

Fred Boltz, Jeffrey Griffin 9 Jun 2025
A snapper hunting silver fish in a mangrove patch.

One-two punch for mangroves as seas rise and cyclones intensify

Elizabeth Fitt 9 Jun 2025

Climate change and shrinking Arctic sea ice threaten bowhead whales

Bobby Bascomb 6 Jun 2025
Humpback whales in Western Australia. Image courtesy of Emilie Ledwidge/Ocean Image Bank.

World Oceans Day: Scientists find new clues about frontiers of ocean life

Mongabay.com 6 Jun 2025
A diver applies an amoxicillin paste to stony coral tissue loss disease-affected corals in Roatan, Honduras. The antibiotic paste can slow or halt lesion progression. Image by Antonio Busiello.

Researchers race to understand disease killing Caribbean corals at unprecedented rates

Ruth Kamnitzer 6 Jun 2025
Bleached coral.

New method can detect nearly every coral genus in Japan from water samples

Edward Carver 5 Jun 2025

Pay-to-release program reduces shark deaths, but backfires in some cases

Basten Gokkon 5 Jun 2025

Signs of hope as elephant seals rebound from avian flu in remote Chilean fjord

Barinia Montoya 4 Jun 2025
Fish in Samoa.

Samoa’s new marine spatial plan protects 30% of the country’s ocean

Claire Turrell 4 Jun 2025

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