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A humpback whale back surrounded by murres and other seabirds off the coast of Alaska, with a fishing vessel in background. As warm waters reduced offshore krill, whales moved closer to the coast, where crab fishers set their traps and cast their nets, leading to a spike in whale entanglements.

New global maps chart 40 years of ocean heat and acidification extremes

María Paula Rubiano A. 29 Sep 2026

More plastic, less glow? Pollution threatens deep sea’s bioluminescent life, experts warn

David Brown 28 Sep 2026
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
Small-scale fishers with their gear on a beach in Sri Lanka.

46% of wild-caught fish could be fed to farmed fish and shrimp by 2040, says report

Francesco De Augustinis 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

Report links fishmeal production to decline in key species for Guinea-Bissau communities

David Brown 15 Sep 2026
A tuna catch on board an Ecuadorean purse seiner in the vicinity of the northern Galapagos Islands, with fishers in background.

Pacific bluefin tuna will get some help as countries agree to new harvest strategy

Francesco De Augustinis 14 Sep 2026

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

La Ode Risman Hermawan 4 Sep 2026
A yellowtail dascyllus

Damselfish-assisted repair of wounded corals surprises scientists

Shradha Triveni 2 Sep 2026

Global sea surface temperatures reach a record high, again

Bobby Bascomb 28 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
Artisanal fishers at Cocobeach, Gabon. Photo by Ralph Messi on Unsplash.

Gabon ends fisheries partnership agreement with EU

Victoria Schneider 10 Aug 2026
A 2015 paper found that parrotfish were responsible for generating upwards of 85% of the new sand-grade sediment in the outer reefs surrounding the islands of the Maldives. Image by Shaha Hashim.

How social media and parrotfish poop are protecting the Maldives

Isabel Gil 6 Aug 2026
Rainbow runner (Elagatis bipinnulata) and a juvenile bigeye tuna (Thunnus obesus) hang in the purse seine net of the French fishing vessel Trevignon

Drifting tuna fishing gear enter half of marine protected areas: study

Keith Anthony Fabro 31 Jul 2026
A basking shark (Cetorhinus maximus), an endangered species that uses Dogger Bank as a critical seasonal feeding ground and nursery. Image courtesy of Joost van Uffelen.

Wind farms join bottom trawlers and oil rigs in a protected North Sea sandbank

Christina Egerstrom 30 Jul 2026
A data center under construction in Chonburi province, Thailand, that local residents said is being built to host Google and TikTok servers, in December 2025. Photo by Andy Ball/Mongabay.

Thai MP calls for new committee to scrutinize AI data centers’ environmental impact

Gerald Flynn 27 Jul 2026

Winners of the annual Mangrove Photography Awards: See the photos

Bobby Bascomb 24 Jul 2026

New treaty promises safer conditions for Indonesia’s fishing crews

M Ambari 24 Jul 2026
Sand barges bearing the logo of Catalyst Marine and Resources documented in Trapeang Roung commune, Koh Kong province, Cambodia, by Mother Nature Cambodia activists in July 2026. Image supplied by Mother Nature Cambodia.

Activists allege Cambodia has resumed sea sand exports to Singapore

Gerald Flynn 21 Jul 2026
A split-view image of an underwater seascape and coastline of Mussau Island, within the Manus Marine Protected Area, Papua New Guinea.

Melanesian nations announce intention to create massive ocean reserve corridor

Ashley Yeong 17 Jul 2026
A woman transports a catch of fish from a landing site in coastal Kenya to market. Image by Festo Lumwe/WorldFish.

Why Africa should link nutritional data with fisheries management (commentary)

Essam Yassin Mohammed 14 Jul 2026
Kent Carpenter. Image via Old Dominion University

Kent Carpenter spent half a century counting the life of Philippine reefs

Rhett Ayers Butler 14 Jul 2026
A striped dolphin caught in a driftnet off the Azores, North Atlantic.


Seeking swordfish, catching dolphins and whales: EU pushes to rein in driftnets

Victoria Schneider 8 Jul 2026
Crew members from Southeast Asia work to unload fish on purse seiners in the Western Pacific Ocean in 2023.

Indonesia’s ratification of fishing labor reforms will also boost conservation (commentary)

Muhamad Nour 2 Jul 2026
Four men stand in muddy water holding a brown fishnet full of fish.

Aquatic animal and terrestrial meat trades now almost on par, FAO report finds

Elizabeth Fitt 29 Jun 2026

São Tomé declares first two of eight planned marine protected areas

Victoria Schneider 29 Jun 2026
Mohammed Abu Daya, center, measures one of several spinetail devil rays (Mobula mobular) caught in Gaza in 2016, after spending time at sea collecting data with the fishers who caught them. Image by Wissam Nassar, ©Save Our Seas Foundation.

Studying giant devil rays through war in Gaza: Interview with Mohammed Abu Daya

Lyse Mauvais 22 Jun 2026

US moves to allow commercial fishing in Pacific marine protected areas

Bobby Bascomb 22 Jun 2026
Night time scene from the annual Hareed Festival in the Farasan Islands, an archipelago in the Red Sea off the coast of Saudi Arabia.

Saudi parrotfish festival stretches scientific & traditional ecological knowledge (commentary)

Laila Shaaban 18 Jun 2026
A cross section of canoes after fishing in Marshall, Liberia. Image by Edward Blamo for Mongabay.

To help combat illegal fishing, 15 countries commit to sharing fisheries data

Elodie Toto 18 Jun 2026
A West African seahorse (Hippocampus algiris) is a vulnerable species found in West Africa

Four alleged wildlife traffickers arrested in Guinea, dried seahorses and shark fins seized

Spoorthy Raman 10 Jun 2026

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