The biggest freshwater fish ever documented was found in the Mekong river in Cambodia, according to scientists. Weighing in at 300kg (661lb), the giant stingray was studied and tagged before being ...

The giant freshwater stingray may be the world’s largest freshwater fish. It’s also cloaked in mystery. No one is sure how many giant stingrays are left, which habitats they prefer ...

He and the MegaFishes Project plan to help. The world’s largest freshwater fish, many weighing more than 200 pounds, face the biggest threat. Working with a network of more than 100 scientists ...

Murray crayfish once thrived in the southern Murray-Darling Basin. The species was found everywhere from the headwaters of the Murray and Murrumbidgee Rivers in the Australian Alps all the way down to ...

So, what would cause a country to ban a fish? Click here to find out why the beluga sturgeon is banned in the U.S.

There aren't enough fish and living by the lake has become ... in the river system helped make the Mekong Basin the world’s largest freshwater fishery, with nearly 20% of all freshwater fish ...

Explore the remarkable 2024 IGFA World Records. Learn about record-setting snakeheads, giant gouramis, and more from the top global fishing destinations.

Recent findings show bigmouth buffalo fish have perplexingly long lives and appear to get healthier as they age. But scientists are worried their population is about to crash.

Mapping fish migration routes and identifying threats is crucial to protecting freshwater species and their habitats, ecologists argue.

Nearly 23,000 freshwater species studied are facing a multitude of threats. Nearly a quarter of the world's freshwater species ... The species studied included fish, decapod crustaceans -- such ...