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A Morelet’s crocodile (Crocodylus moreletii) rests in the wetlands near Tecolutla, Mexico. The species is native to the Atlantic regions of Mexico, Belize and Guatemala. Image by Rafael Rodríguez Mesa.

Aztec methods and crocodiles: How biologists are restoring mangroves in Mexico

Laura Allen 30 Oct 2026
A nature-based coastal defense and flood-control project in Pamarawan barangay, in Malolos City, in the Philippine province of Bulacan, on Sept. 28, 2026. Image by Oliver Samson for Mongabay.

Philippine village uses nature to defend against floods with bamboo, shells and husks

Oliver Samson 30 Oct 2026

Fishers in eastern Indonesia struggle as rough seas keep them ashore

Basten Gokkon 29 Oct 2026
A file photo shows a green sea turtle on a coral reef in Tañon Strait, a protected seascape between the Philippine islands of Negros and Cebu. Image courtesy of Tañon Strait Philippines.

The Philippine lawyer who beat an oil giant: Rose Liza Eisma-Osorio on defending Tañon Strait

Maverick Avila 27 Oct 2026
Lobe coral (Porites lobata).

Corals keep a record of pollution, pointing to a new monitoring method: Study

Edward Carver 26 Oct 2026

Critics call for halt to road construction in Mexico’s Sian Ka’an Biosphere Reserve

Maxwell Radwin 23 Oct 2026

Nearly all the world’s coral reefs are at risk of collapse within 50 years, IUCN warns

David Brown 23 Oct 2026
Dinghies used for halibut fishing in Greenland. Image courtesy of Caroline Bouchard via Wikimedia Commons (free to use).

‘A decision to decide’: Greenland moves to suspend seabed mining until 2029

Shanna Hanbury 22 Oct 2026
A red-Footed booby (Sula sula) chick on an atoll island in the central Indian Ocean.

Seabird guano and native trees keep islands above rising seas: Study

Ruth Kamnitzer 21 Oct 2026

Mozambique’s Maputo National Park showcases biodiversity and shelters migratory birds

Wilson Odhiambo 20 Oct 2026
A deep-sea cucumber among polymetallic nodules in the Clarion-Clipperton Zone. Image courtesy of ROV-Team GEOMAR/ROV KIEL 6000/GEOMAR.

US deep-sea mining claims in Pacific’s high seas now rival the area set aside by international regulator

Elizabeth Claire Alberts, Andrés Alegría 20 Oct 2026
Silky sharks like this one, seen in the Bahamas, occupy important roles high in the food chain, and their loss could spell trouble for oceans.

As silky sharks decline, Costa Rica’s dominant trade faces a reckoning

Alex Megerle 20 Oct 2026
Atlantic blue crab (Callinectes sapidus) in Louisiana

Recycled glass offers a potential new tool to restore a vanishing coastline

Fernanda Biasoli 20 Oct 2026
Ellesmere Island is home to one of the most northerly populations of polar bears (Ursus maritimus) in the world. Image by Arturo de Frias Marques via Wikimedia Commons (CC BY-SA 4.0).

Loss of a rare lake reveals how warming has hit the Canadian Arctic’s ‘planetary fridge’

Ruth Kamnitzer 19 Oct 2026
Giant kelp in Port Davey, Tasmania. Image courtesy of Stefan Andrews.

Funding uncertainty threatens Tasmania’s gains against kelp-grazing sea urchins

Amina McCauley 19 Oct 2026
Wisye Sahambangung, front, and other women from Rhizopora work in a muddy mangrove area in Sarawet on Sept. 2, 2026. Image courtesy of Wisye Sahambangung.

Indonesian women cash in on mangrove restoration: Interview with community leader Wisye Sahambangung

Annisa Dinulislam 17 Oct 2026
Adriana Hora dos Santos harvests oysters from a mangrove forest near Areia Branca, a former traditional village that is now a neighborhood of Aracaju. Photo by André Cherri / V.U.E.L.A.

‘Enclosed river:’ Women shellfish gatherers fight for access to mangroves in Brazil

Carolina de Marchi 16 Oct 2026
People gather to watch a trapped shark called Bukangi at the North Port Waterfront Park in Busan, South Korea, on Sept. 29, 2026. Image by AP Photos/Son Hyung-joo/Yonhap.

Celebrity shark trapped in South Korean canal stirs concerns over warming seas

Kelly Kasulis-Cho 16 Oct 2026
The village of Bento Rodrigues in the aftermath of the Mariana mining disaster in Minas Gerais, Brazil, in 2015, showing destroyed buildings caked in mud and a lot of debris.

Climate change could send more toxic mining waste into coastal waters, study warns

Madeline Shaw 16 Oct 2026
Wandering albatrosses on South Georgia, a remote island in the South Atlantic Ocean that’s a key breeding spot for this and other albatross species. The species’ population on the island has declined significantly in recent decades.

Nations at southern bluefin tuna meeting stop short of adopting new seabird protections

Edward Carver 15 Oct 2026
A Nassau grouper (Epinephelus striatus), a commercially important fish, was once abundant, but its numbers have dwindled in Belize and throughout the Caribbean, and it’s now critically endangered. Image courtesy of Connor Holland/Ocean Image Bank.

Belize looks to the deep sea to complete its 30% ocean protection pledge

Marco Lopez 15 Oct 2026
A Peruvian artisanal fisher poses with a jumbo flying squid. Image courtesy of National Society of Artisanal Fishing of Peru (SONAPESCAL).

From paper parks to lasting protection, here’s what works in marine conservation

Rhett Ayers Butler 15 Oct 2026
Artificial mangrove roots

Artificial mangrove roots offer a stopgap for Thailand’s eroding coastline

Carolyn Cowan 15 Oct 2026

Supreme Court declines to hear the case of a lobster fisherman who opposes boat tracking

Associated Press 14 Oct 2026
Drone photograph of the mangrove forests surrounding Munroe Island, Kerala, India. Image by Cymatics.in via Unsplash

Mangroves gain ground globally, marking turnaround after decades of loss

Samuel Ogunsona 14 Oct 2026
Lionfish captured off the coast of Porto Seguro in Bahia state, northeastern Brazil. Image courtesy of Lecomar/UFSB.

Invasive lionfish reach Brazil’s largest coral reefs. Local fishers fight back

Mongabay.com 14 Oct 2026
Indo-Pacific humpback dolphins, listed as vulnerable on the IUCN Red List, face increasing threats in Malaysia, from coastal development, boat traffic, and fishing net entanglement. Image courtesy of MareCet.

Eavesdropping on Malaysia’s dolphins: Interview with marine bioacoustician Saliza Bono

Ashley Yeong 14 Oct 2026
Fishers pose with squid on a Chinese squid-fishing vessel.

Chinese squid tied to labor abuses finds an easy route into Western markets

Francesco De Augustinis 14 Oct 2026
Vivid orange sea star became an internet sensation for its uncanny resemblance to the cartoon character Patrick Star

‘Patrick’ sea star went viral, but Argentine deep-sea canyon held 57 new species

Liz Kimbrough 13 Oct 2026
A man shovels sand into bags on Mahera beach. Image by Patricia Sia Ngevao.

As sand becomes more valuable, Sierra Leone’s Mahera Coast grows more vulnerable

Patricia Sia Ngevao 13 Oct 2026
Advanced Aquarium Technologies New Zealand recently developed smaller, more mobile UV-C tools that are better suited for rocky and reef habitats.

New Zealand builds an arsenal of tools to battle a ‘wily’ invasive seaweed

Edward Carver 13 Oct 2026
Sirachai Arunrugstichai takes a photo of a school of bigeye snappers at Hat Noppharat Thara – Mu Koh Phi Phi National Park, a marine park in Krabi province, Thailand, in 2018. Image courtesy of Tanakit Suwanyangyuan.

Shedding light on the sea: Interview with Thai photographer Sirachai Arunrugstichai

Pratch Rujivanarom 13 Oct 2026

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