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Corals in the Florida Keys National Marine Sanctuary. Reefs in Florida and elsewhere in the world face many threats including heat waves (which causes coral bleaching), diseases like stony coral tissue loss disease, invasive species, pollution, physical damage and more.

If Florida reefs aren’t protected, storms will increase flooding & costs: Study

Ruth Kamnitzer 12 Mar 2026
A bioluminescent jellyfish

Marine biologist Edie Widder chases bioluminescence in new ‘Life Illuminated’ film

Edward Carver 12 Mar 2026
The eye of a jumbo flying squid (Dosidicus gigas), photographed off Calfornia, U.S. Image by joescience1 via iNaturalist (CC BY-NC 4.0).

Modest controls put on freewheeling squid fleet at South Pacific fisheries meeting

Francesco De Augustinis 12 Mar 2026
A fisher holds up two stingrays from his catch.

Bangladesh sees rise in ray, shark fishing as traditional seafood species dwindle

Khadijatul Kobra 12 Mar 2026
Visitors interact with belugas at Marineland of Canada, in 2001. At one point, the facility had nearly 60 belugas, the most of any such facility in the world, and ran a successful breeding operation before Canada enacted a law banning cetaceans in captivity in 2019. Image by rdoroshenko via Wikimedia Commons (CC BY 2.0).

Belugas facing euthanasia at shuttered Canada theme park may find new homes in US

Spoorthy Raman 11 Mar 2026
Close-up shot of a bale of compressed plastic waste.

Plastic, from home and abroad, spills into Türkiye’s waters

Guia Baggi, Utku Kuran 11 Mar 2026
Pascale Moehrle. Courtesy of Oceana.

Pascale Moehrle pressed Europe to take its seas seriously

Rhett Ayers Butler 7 Mar 2026

Sri Lankan waters under ‘close watch’ following wreckage of Iranian warship

Kamanthi Wickramasinghe 6 Mar 2026

The rate of global warming is accelerating, study finds

Bobby Bascomb 6 Mar 2026
Gelada baboons (Theropithecus gelada) in Ethiopia’s Semien Mountains. Image by Alastair Rae via Flickr (CC BY-SA 2.0).

Climate or biodiversity? Global study maps out forestation’s dilemma

John Cannon 6 Mar 2026

Antarctic krill sustainability label questioned

Bobby Bascomb 5 Mar 2026
A deckhand watches groundfish in a trawl net be hauled aboard the Cassandra Anne, which is based in Oregon, U.S., in 2023. Image by Chris Peterson/Action Works Photography courtesy of Oregon Sea Grant via Flickr (CC BY-NC-SA 2.0).

25 years after ‘disaster’ declaration, major U.S. fishery makes a comeback

Jules Struck 5 Mar 2026
A wholesale seafood market

Seafood fraud is rampant, imperiling fish populations, report finds

Edward Carver 5 Mar 2026
Due to their nonselective nature, shark nets and drum lines frequently kill sharks that don’t pose a threat to humans. Image from "Monsters" courtesy of Skyler Thomas.

Proposed shark net near Club Med resort in South Africa sparks conservation clash

Victoria Schneider 4 Mar 2026

China’s Pacific squid fishery rife with labor, fishing abuses: Report

Francesco De Augustinis 3 Mar 2026
The Thonga people have practiced this fishing method for over 700 years. Image by Leonie Joubert.

Displaced for conservation, South Africa’s Thonga try to keep a fishing tradition alive

Leonie Joubert 2 Mar 2026
Abu Dhabi port. Courtesy of the European Space Agency (ESA)

The power of cities over the seas

Rhett Ayers Butler 1 Mar 2026

Senegal GTA gas project draws international scrutiny

Elodie Toto 27 Feb 2026

Climate change is slowing southern right whale birth rate, 33-year study finds

Liz Kimbrough 27 Feb 2026
A judge watches a cockfight in Peru.

How cockfighting imperils Peru’s critically endangered sawfish

Mongabay.com 27 Feb 2026
UC Santa Cruz researcher in Hazmat suit taking nasal sample from elephant seal pup, Ano Nuevo State Park, California, USA.

Avian flu strikes California’s northern elephant seals; area quarantined

Christine Heinrichs 27 Feb 2026
Fresh shark meat is sold as cação at street markets in Rio de Janeiro. Image by Karla Mendes/Mongabay.

Mongabay shark meat exposé wins national journalism education award in Brazil

Mongabay.com 26 Feb 2026
A shoal of batfish in Raja Ampat, Indonesia.

Ocean Equity Index aims to measure justice at sea

Edward Carver 26 Feb 2026

Photos: In the Colombian Amazon, fishing binds a community to river and forest

Aimee Gabay 26 Feb 2026
Demonstrators in Santarém, Pará state, Brazil. Image courtesy of Amazon Watch.

Brazil revokes decree privatizing three Amazonian rivers after Indigenous protests

Shanna Hanbury 26 Feb 2026
Study co-author Tom Hart changes the batteries on a remote camera. Penguin Watch’s camera network includes more than 77 cameras that monitor penguin colonies year-round, providing a wealth of data.

Penguins are breeding much earlier in a warming Antarctic, study finds

Ruth Kamnitzer 25 Feb 2026
Ikoots fishers haul a net into shore off the coast of Cuauhtémoc, San Mateo del Mar, Mexico. Overhead, frigatebirds attempt to steal fish from the net.

Indigenous Ikoots community prepares to relocate as the Pacific floods their town

Euan Wallace 25 Feb 2026
Fisherfolk at Lourenção Rocks on the Amazon’s Tocantins River.

Amazon riverfolk warn blasting rocks for shipping route will kill fisheries

Tiffany Higgins 25 Feb 2026
Sperm whale (Physeter macrocephalus); the species is one of 19 cetacean species that spend time in the Azores.

Azores dodges proposal to overturn no-fishing zones in its giant new MPA network

Maria José Mendes 23 Feb 2026
Blue shark.

It’s electric: Scientists develop cheap way to keep sharks off fishing hooks

Edward Carver 23 Feb 2026
Aerial view as a ship sails through the sea ice in the winter.

Petrostates stymie effort to rein in Arctic shipping carbon emissions

Sean Mowbray 23 Feb 2026
Scientists at work against a backdrop of lab glassware.

In Thailand, a coral cryobank tries to buy time for dying reefs

Neelanjana Rai 20 Feb 2026

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