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Various fish including bigscale soldierfish (Myripristis berndti), Moorish idols (Zanclus cornutus), and a masked angelfish (Genicanthus personatus) swim in a small outcropping of coral on a reef in Papahānaumokuākea Marine National Monument, Hawai’i, in 2017.

Global coral reefs get less time to recover as oceans heat up, report finds

Keith Anthony Fabro 25 Sep 2026
A volunteer counts cigarettes following a 2012 beach cleanup in Hawai‘i, United States. Image courtesy of the NOAA Marine Debris Program.

Cigarette butts make up 12% of aquatic litter, global review finds

Shanna Hanbury 22 Sep 2026
Freediver and turtle

Tourism has the potential to reverse coral decline at Bali travel hotspot: Study

Carolyn Cowan 22 Sep 2026
Bajau/PELITA member Well uses the Pocong, an octopus shaped fishing lure, to try and tempt an octopus out of the reef.

How freediving helps Indonesia’s Bajau preserve traditions and conserve marine life

Maddy Bolt 21 Sep 2026

H5N1 bird flu jumps to marine mammals and wildlife in Australia

Naina Rao 21 Sep 2026
Herring are unloaded from a fishing boat in Rockland, Maine, in 2015.

US move to loosen restrictions on fishing could harm vital ecosystems, experts warn

Jules Struck 18 Sep 2026
Mending fishing nets in Vietnam

Fishers bear deep costs of plastic pollution in Vietnam, but could help turn the tide

Carolyn Cowan 16 Sep 2026
Offshore wind turbines at Noshiro Port, Japan.

10 promising ways to ‘green’ offshore wind

Sean Mowbray 15 Sep 2026
Bar-headed geese (Anser indicus).

Decline of migratory birds spurs calls for coordinated conservation

Wilson Odhiambo 14 Sep 2026
Codamozza (Italian for “Cut Tail”), a fin whale often sighted by the Italian marine conservation nonprofit Tethys Research Institute in the Pelagos Sanctuary

Can we stop ships from killing the Mediterranean’s last great whales?

Clea Skopeliti, Federica Rossi, Wouter Massink 14 Sep 2026
shark fin

Panama looks to science, fishers, and the law to protect its sharks and rays

Monica Pelliccia 14 Sep 2026
Illustration of the clownfish photo taken by Debby Ng.

A clownfish’s last stand

Rhett Ayers Butler 14 Sep 2026
A turbine being installed at Greater Gabbard offshore wind farm in the U.K.

Offshore wind may be good for the climate but can it be good for the ocean, too?

Sean Mowbray 10 Sep 2026
Tombong Barrow in his rice field rice at Kiang Jifarong, the Gambia. Image by Yero Bah for Mongabay.

As saltwater advances, Gambian farmers rethink how to protect rice fields

Yero S. Bah 10 Sep 2026

How to enhance ocean health and resilience with marine rewilding

Bobby Bascomb 9 Sep 2026
Deep-sea octopus

Caribbean scientists document uncharted deep-sea waters in Trinidad and Tobago

Elizabeth Claire Alberts 9 Sep 2026
Fishing vessels in Dunedin, New Zealand.

New Zealand put fishing boats under camera surveillance. Will it stay the course?

Edward Carver 9 Sep 2026
Phillip “Bibido” McCarthy. Image courtesy of ABC Kimberley/Dunja Karagic.

Indigenous knowledge helps reveal the ties between reefs and mangroves

Anthony Ham 6 Sep 2026

Marine conservation collides with mining in Indonesia’s biodiversity-rich Moramo Bay

La Ode Risman Hermawan 4 Sep 2026
Guman-ri resident and haenyeo Kim Choon-hee walks along the village coastline on Aug. 15, 2026, looking at debris suspected of coming from the nearby construction. Image by Andrew Jeong for Mongabay.

South Korea’s ‘sea women’ seek justice after marine habitat devastated by harbor work

Andrew Jeong 4 Sep 2026
A yellowtail dascyllus

Damselfish-assisted repair of wounded corals surprises scientists

Shradha Triveni 2 Sep 2026
Saltpans in Walvis Bay, Namibia. Image courtesy by David Stanley via Flickr (CC BY-NC-SA 2.0).

Namibia greenlights controversial project to dredge phosphate from seabed

Jemima Beukes 1 Sep 2026
The Georgia Aquarium in Atlanta has taken in more than 500 illegally trafficked coral species confiscated by U.S. Fish and Wildlife Service and remain at the aquarium. This confiscated Euphyllia sp. coral became part of the aquarium’s collection. Image courtesy of the Georgia Aquarium.

The world’s reefs are disappearing. Coral trafficking is booming

Cherry Salazar 31 Aug 2026
A remotely operated vehicle explores brine pool formations in the Orca Basin, Gulf of Mexico. Image courtesy of Ocean Exploration Trust/Nautilus Live.

Gulf of Mexico’s unique Orca Basin shouldn’t become a carbon dump (commentary)

Craig R. McClain 31 Aug 2026

Global sea surface temperatures reach a record high, again

Bobby Bascomb 28 Aug 2026
Sea cucumbers are harvested beyond Pemba Island in Tanzania. Here, a sea cucumber rancher displays part of his harvest from a ranch on Mafia Island. Image by Ashoka Mukpo/Mongabay.

A sea cucumber venture in Zanzibar seeks to balance business and conservation

David Akana 28 Aug 2026
Great white pelicans (Pelecanus onocrotalus) at the Djoudj Bird Sanctuary in Senegal.

More than 380 coastal World Heritage Sites may face climate risks, new data shows

María Paula Rubiano A. 27 Aug 2026
A representative image of heavy sand mining site off the coast of Mozambique. Image courtesy of Estacio Valoi.

A ‘leading’ Chinese miner of Mozambique’s heavy sands linked to environmental destruction

Malavika Vyawahare 27 Aug 2026

A Sumatran villager lost ground to the sea. So he planted mangroves

Mongabay.com 27 Aug 2026
Round concrete sign painted with a stylised moon and sea in blues and white, towers over cars at a roundabout in Calabar, Cross River State. it reads "Destination Cross River State: the nation's paradise"

Nigeria can build the new coastal highway and also protect natural areas (commentary)

Mahmoud Ibrahim Mahmoud 26 Aug 2026
Researcher Ben Williams deploys a hydrophone on a degraded coral reef in the Spermonde Archipelago, Indonesia. Image courtesy of Tim Lamont.

Blast fishing destroys reefs. Underwater microphones can help detect it

Syris Valentine 26 Aug 2026
A sponge crab (Sphaerodromia brizops) collected at the Muirfield Seamount, southwest of the Cocos (Keeling) Islands.

Scientists discover 149 new deep-sea species at remote Indian Ocean seamounts

Emma Smith 26 Aug 2026

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