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A waddle of chinstrap penguins (Pygoscelis antarctica) on Deception Island, Antarctica. Image courtesy of Jay Williams / WWF.

Abandoning Antarctic krill management measure threatens conservation progress (commentary)

Andrea Capurro, Mary-Anne Lea 13 Oct 2025
A 2.6 meter-long (8.5-ft) oarfish (Regalecus russelii) caught off the western coast of Sri Lanka is the first record of the world’s longest fish in its waters.

First oarfish sighting in Sri Lanka highlights citizen science in marine protection

Malaka Rodrigo 13 Oct 2025
A harbor seal pup is carefully restrained by an animal care volunteer during a tube feeding at The Marine Mammal Center’s hospital and visitor center in Sausalito, California.

Will California’s marine mammal conservation success come undone?

David Helvarg 9 Oct 2025
A common octopus (Octopus vulgaris). Photo via Wikimedia Commons.

Octopus farming is a dangerous detour for marine conservation (commentary)

Giulia Malerbi 8 Oct 2025
Starfish on sunken World War II munitions in the Baltic Sea. Image courtesy of Vedenin et al., 2025 (CC BY 4.0).

Marine life are thriving on Nazi missile debris in the Baltic Sea: Study

Shreya Dasgupta 8 Oct 2025

From South America to Asia, seahorses vanish into trafficking pipeline

Ana Cristina Alvarado 30 Sep 2025

Study spotlights West Papua habitat as whale sharks face increased pressures

Basten Gokkon 28 Sep 2025
Alisha’s dorsal photograph during her initial tagging in May 2012 in Gansbaai, South Africa.

Long-lost white shark tag traces remarkable journey from South Africa to SE Asia

Miriam Bahagijo 26 Sep 2025

How we probed a maze of websites to tally Brazilian government shark meat orders

Philip Jacobson, Kuang Keng Kuek Ser 26 Sep 2025
An oceanic white tip shark (Carcharhinus longimanus) with pilot fish (Naucrates ductor). Image courtesy of Renata Romeo/Ocean Image Bank.

‘Super big deal’: High seas treaty reaches enough ratifications to become law

Edward Carver 23 Sep 2025
A blue shark (Prionace glauca).

Mongabay shark investigation cited in motion to ban Brazil fin exports

Mongabay.com 23 Sep 2025
Two Iberian orcas pictured off the coast of Spain. Image courtesy of circe.info.

Iberian orcas sink sailboat in latest ramming ‘game’ in Portugal

Shanna Hanbury 19 Sep 2025
Fishers with their canoes in São Tomé.

São Tomé and Príncipe commits to creating a marine protected area network

Victoria Schneider 19 Sep 2025
A transitional zebra shark in the Pacific Visions exhibit at the Aquarium of the Pacific in California.

Pet sharks have become cool, but is owning them ethical?

Hallie Lieberman 18 Sep 2025

Oysters could help fight climate change, study finds

Bobby Bascomb 16 Sep 2025
Blue shark (Prionace glauca), Faial-Pico Channel, Azores Islands, Portugal

Brazil weighs new measures to manage shark trade, fishing

Karla Mendes 15 Sep 2025

An indestructible invasive anemone threatens Chilean Patagonia’s seas

Ana Cristina Alvarado 11 Sep 2025
The newly described pink bumpy snailfish. Image courtesy of the Monterey Bay Aquarium Research Institute (MBARI).

Researchers describe three new-to-science snailfish species off California coast

Mongabay.com 11 Sep 2025
A man walks past kelp in the Pacific Ocean at La Jolla Shores, San Diego.

Post-Blob, California’s kelp crisis isn’t going away

David Helvarg 9 Sep 2025

Scientists reconfirm rare shark sightings after 50 years in PNG

Shreya Dasgupta 2 Sep 2025
Women planting mangroves in Uyombo.

‘It doesn’t make sense’: Marine biologist on Kenya’s proposed nuclear power plant

Elodie Toto 29 Aug 2025
A blacktip reef shark. Image by Charles J. Sharp via Wikimedia Commons (CC BY-SA 4.0).

Sharks risk losing their bite as oceans turn acidic: Study

Shreya Dasgupta 27 Aug 2025
Shark meat is prepared for distribution at CEAGESP in São Paulo city,

Mongabay shark meat exposé sparks call for hearing and industry debate

Philip Jacobson, Karla Mendes, Lucas Berti 26 Aug 2025
False killer whales in the Mediterranean. Image by Vincent Kneefel / Ocean Image Bank.

Why the BBNJ treaty on marine biodiversity matters more in the Mediterranean (commentary)

Camille Loth, Giuseppe Di Carlo 25 Aug 2025
An adult leopard shark at the North Stradbroke Island summer aggregation site in Australia. Photo by MV Erdmann

Can we undo extinction? A growing effort to restore lost sharks

Rhett Ayers Butler 25 Aug 2025

Ghana passes landmark legislation to protect artisanal fisheries

Victoria Schneider 22 Aug 2025
The waters along the Baliara coast, home to the Bajo people, have been contaminated by mining waste. Image courtesy of Satya Bumi.

Indonesia’s Bajau fishers lament nickel mining’s marine pollution

Mongabay.com 21 Aug 2025
Brazil’s National School Feeding Program is one of the largest in the world, and a significant consumer of shark meat. Image courtesy of Angelo Miguel/MEC.

Brazil cities vow to stop buying threatened shark meat after Mongabay probe

Mongabay.com 21 Aug 2025
Angelshark (Squatina squatina) in Spain by Michael Bommerer via Wikimedia Commons (CCBY4.0).

Brazil cities order endangered angelshark meat despite fishing ban

Mongabay.com 21 Aug 2025

Argentina’s elephant seals face 100-year recovery after avian flu devastation: Study

Astrid Arellano 20 Aug 2025
Banner image: Corals and fish within the Bitaug MPA. Image © Dean Apistar/WCS Philippines.

Community efforts yield new marine protected area in the Philippines

Kristine Sabillo 20 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

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