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A purse seiner targeting Pacific bluefin tuna (Thunnus orientalis) in the Pacific Ocean off Mexico. Image courtesy of Andre Boustany.

Study tracks fishing boats to see how heat waves affect fish distribution

Edward Carver 13 Jan 2026
Canoes stationed by Bountiya, a fishmeal industrial zone in Nouadhibou, with industrial purse seiners, including the Turkish-flagged Cinar Kardesler.

Mauritania’s fishmeal fever ends as government tightens regulation

Josef Skrdlik, OIiver Dunn 13 Jan 2026
Judith Enck, author of The Problem with Plastic, holding a copy of the book. Image by Jerrick Mitra.

Plastic pollution requires urgent action, says author Judith Enck

Mike DiGirolamo 6 Jan 2026
Scalloped hammerhead sharks (Sphyrna lewini), photographed in Yonaguni, Japan.

Top ocean news stories of 2025 (commentary)

Alfredo Giron, Ana Spalding, Erin Skoczylas, Vanessa Constant 24 Dec 2025
Vermillion rockfish and soft coral observed during an expedition in Channel Islands National Marine Sanctuary.

Century-old corals reveal the Pacific Northwest is acidifying faster than expected

Elizabeth Fitt 22 Dec 2025
A sea otter

‘Forever chemical’ contamination could undermine sea otters’ fragile recovery in Canada

Edward Carver 21 Nov 2025
A turtle consumes a plastic bag.

Lethal dose of plastic for seabirds and marine animals ‘much smaller than expected’

Elizabeth Claire Alberts 19 Nov 2025
A coral grouper in a Mozambique coral reef.

Construction of TotalEnergies pipeline cuts through coral reefs in Mozambique

Victoria Schneider 18 Nov 2025

Study maps whale shark stranding hotspots in Indonesia, highlights conservation needs

Basten Gokkon 18 Nov 2025

Scientists call for stronger action to save Indonesia’s vanishing seagrass meadows

Basten Gokkon 5 Nov 2025
Trawlers docked outside Sihanoukville. Screenshot from ‘Illegal fishing and land grabs push Cambodian coastal communities to the brink’ by Andy Ball / Mongabay.

Chaos on Cambodia’s Coast

Mongabay.com 3 Nov 2025
A humpback whale

Australia celebrates ‘humpback comeback,’ but a main food source is under threat

Mike DiGirolamo 28 Oct 2025
A harp seal on ice.

Arctic seals edge closer to extinction as sea ice vanishes

Keith Anthony Fabro 23 Oct 2025

Indonesia eyes seagrass zoning for blue carbon; experts urge community benefits

Basten Gokkon 7 Oct 2025
After a chinchorro fishing haul, some fish considered worthless are left behind and end up rotting on the sand.

Illegal fishing threatens unique marine ecosystem in Peru

Ramiro Escobar 1 Oct 2025
North Pacific Ocean temperature anomalies on September 28, 2025. Positive values denotes areas warmer than average; negative values means cooler than average. Image via NOAA Coral Reef Watch.

Northeast Pacific endures fourth-largest marine heat wave on record

Shreya Dasgupta 30 Sep 2025

Study spotlights West Papua habitat as whale sharks face increased pressures

Basten Gokkon 28 Sep 2025

From Chile to Greece, ‘ghost gear’ from fish farms haunts the seas

Guia Baggi 25 Sep 2025

Panama upwelling fails in 2025, threatening marine ecosystems

Bobby Bascomb 19 Sep 2025
Island in the South Pacific, Fiji. Image by Rhett A. Butler/Mongabay.

Top court delivers a ‘huge’ climate win for island nations

Mike DiGirolamo 9 Sep 2025
A school of barracuda in the Solomon Islands, a small island developing state in the Pacific Ocean.

Climate change is driving fish stocks from countries’ waters to the high seas: Study

Edward Carver 29 Aug 2025
Sea fans in a coral reef in San Pedro, Belize. Image by Fabrice Dudenhofer / Ocean Image Bank.

Belize project seeks out heat-resilient corals to protect its reefs

Marco Lopez 19 Aug 2025

Sri Lanka Supreme Court orders $1 bn payment in X Press Pearl marine disaster

Malaka Rodrigo 29 Jul 2025

Coral restoration after devasting Deepwater Horizon spill shows promise

Mongabay.com 28 Jul 2025

Batang coal plant’s seawater permit imperils marine life, fishing communities

Basten Gokkon 26 Jul 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.

Sri Lanka hit by plastic pollution after cargo ship sinks off Indian coast

Mongabay.com 24 Jul 2025
Researcher Kelly Pitts samples tissue from a great star coral. Image courtesy of Hunter Noren.

Probiotics slow a deadly disease in Florida coral, study finds

Shanna Hanbury 23 Jul 2025
Corals and fish in Lighthouse Reef atoll, Belize.

Restoration, protection aim to save Belize’s coral reef from extreme heat and disease

Marco Lopez 9 Jul 2025
Paddle boarders over a coral reef in Indonesia.

Will temperate seas act as refuge for coral reefs? Not in time, study says

Edward Carver 8 Jul 2025
Artisanal fishermen fishing in Senegalese waters, not far from Madeleine Island.

Illegal fishing and its consequences: the human toll of migration in Senegal

Elodie Toto 30 Jun 2025
A ray swims over seagrass in Australia.

As ocean acidification ramps up, experts call for speedy ocean protection

Sean Mowbray 26 Jun 2025
Coral reef in Vietnam.

Major coral loss in Vietnam’s first marine protected area: Study

Keith Anthony Fabro 20 Jun 2025

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