Freshwater ecosystems News

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The Wilderness Project team stops to conduct research on the island, surrounded by the waterberry trees’ fluted trunks.

Bicolored waterberry: The overlooked tree shaping Zambia’s rivers

Ryan Truscott 16 Jul 2025
While navigating the Kafue River inside the national park, the team regularly pauses to deliberate on the best route to take around hippos that block their way.

River of giants: Canoe team tracks hippos in one of Africa’s last strongholds

Ryan Truscott 15 Jul 2025
A herd of elephants gathers to drink beside the river several kilometers below Hook Bridge, on the main highway running through the middle of the park. Reid says elephants that had very specific distributions previously are now moving more freely through the park.

Wildlife & tourists on the up in Zambia’s Kafue Park: Q&A with manager Craig Reid

Ryan Truscott 15 Jul 2025
Chinook salmon (Oncorhynchus tshawytscha).

Canada’s Pacific Coast hit hard by trawling, with limited transparency: Report

Edward Carver 14 Jul 2025
Expedition leader Mike Ross and boat captain Dominic Mwahamubi ease their canoe down rapids along the Kafue River.

‘Croc on a rock’: How a group of explorers suffers for science

Ryan Truscott 14 Jul 2025
A leopard caught on a camera trap in the Musekese Lumbeya section of Kafue National Park, where Musekese Conservation conducts its research into recovering carnivore populations.

A success story at Zambia’s leopard hotspot: Interview with ecologist Chisomo M’hango

Ryan Truscott 14 Jul 2025
Team makes their way down the center of the river in a canoe.

From cattle to crayfish, human pressures mount on Zambia’s Kafue River

Ryan Truscott 11 Jul 2025

Mining spill highlights need to protect Zambia’s vital Kafue River & its fish

Ryan Truscott 10 Jul 2025
Eurasian brown bear courtesy of Magnus Lundgren/Swedensbigfive.org.

Sweden needs a rights of nature legal framework (commentary)

Emil Siekkinen 26 Jun 2025
Glass eels are a juvenile form of the European eel (Anguilla anguilla), a species that undergoes an incredible 10,000 kilometer (6,200 mile) migration. Photo courtesy of Alessandro Cresci.

Glass eel smuggling booms despite bans, leaving species on the brink

Keith Anthony Fabro 23 Jun 2025
Boats sporting "No Dam" parade down the Salween River along the Thai-Myanmar border in March 2025. Image by Gerald Flynn / Mongabay.

Specter of dams and diversion looms over Southeast Asia’s Salween River

Gerald Flynn 19 Jun 2025
Sakda Khayankitphuanphon took reporters into the old mining tunnels to see the fluorite that Universal Mining seeks to extract from the mountains. Image by Gerald Flynn / Mongabay.

Mining company returns to haunt Thailand’s Karen communities as resistance mounts

Gerald Flynn 4 Jun 2025
A wild boar at Parsa National Park.

Study reveals untold, and unprotected, wildlife wealth of Nepal’s Madhesh province

Abhaya Raj Joshi 2 May 2025
A fishing cat

Fishing cats misunderstood, misidentified in Nepal’s Kapilvastu

Mukesh Pokhrel 25 Apr 2025
Members of the international study team pull a peat core from a wetland in the Colombian Amazon.

New research finds substantial peat deposits in Colombia’s conflicted Amazon

Erik Iverson 23 Apr 2025
A fish release conducted for a recent study on fish migrations in the Mekong River.

Vital Mekong fish corridors tracked for first time, but funding cuts threaten future research

Anton L. Delgado 18 Apr 2025

Lithium Triangle mining may strain water sources more than expected, study says

Maxwell Radwin 4 Apr 2025
irrigation field

Groundwater overuse puts Brazil’s river flow at risk, study finds

Sarah Brown 3 Apr 2025
A recently release juvenile Siamese crocodile in Cambodia.

Siamese crocodile release into the wild marks conservation milestone in Cambodia

Anton L. Delgado 28 Mar 2025
Chilean flamingos (Phoenicopterus chilensis) in Lake Chinchaycocha in Junín, Peru.

Drowned lands and poisoned waters threaten Peru’s campesinos and their livestock

Aimee Gabay 25 Mar 2025

As the rainforest gets drier, Amazon Indigenous groups thirst for clean water

Kevin Damasio 18 Feb 2025
Asian small-clawed otter (Aonyx cinereus) photographed in a zoo.

World’s smallest otter makes comeback in Nepal after 185 years

Abhaya Raj Joshi 5 Feb 2025
Common pochard (Aythya ferina) photographed in Pakistan.

Better government policies could help as migratory birds lose habitat in Bangladesh

Pinky Akter 5 Feb 2025
Monpura Island. Image courtesy of Ammar Bin Asad.

River culture is the rhythmic pulse of the Bengal Delta (commentary)

Umme Sayeda 17 Jan 2025
Thai activists

Thai farmers demand action to restore ecosystems, compensate for invasive fish

Carolyn Cowan 16 Jan 2025
An excavator being used to dredge a river in Brahmanbaria, eastern Bangladesh.

River dredging in Bangladesh: Investigation shows government claims don’t add up

Abu Siddique, Farhana Parvin, Mahadi Al Hasnat, Rafiqul Islam 24 Dec 2024
Green-winged teals (Anas carolinensis) take flight over waters safeguarded in Seedskadee National Wildlife Refuge in Wyoming. Overall, the state has up to 260,000 hectares (640,000 acres) of at-risk wetlands. Photo credit: Tom Koerner/U.S. Fish and Wildlife Service

Controversial U.S. Supreme Court decision threatens the country’s inland wetlands with new development, study says

Anna Fitzgerald Guth 2 Dec 2024
Egyptian fruit bat

Scientists find unexpected biodiversity in an African river, thanks to eDNA

Abhishyant Kidangoor 6 Sep 2024

Drought forces Amazon Indigenous communities to drink mercury-tainted water

Fernanda Wenzel 5 Sep 2024
An Amazonian manatee in a zoo.

As Amazonian rivers recede under drought, manatees are left exposed to poaching

Sarah Brown 27 Aug 2024

Eucalyptus expansion worsens droughts and fires in Brazil’s Cerrado, conservationists say

Sarah Brown 27 Aug 2024
In community fisheries reserves, fish scouts or guards patrol the rivers to remove illegal nets and enforce local rules. Fish monitors record catches that are taken legally to track the state of their local fish stocks. Photo courtesy of Marcus Westberg.

As southern African freshwater fish & fisheries struggle, collaboration is key (commentary)

Gail Thomson 22 Aug 2024

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