Inside the plan to save some of the biggest freshwater fish

A five-foot-long Mekong giant catfish was among the critically endangered fishes to be released into the Tonle Sap, Southeast Asia’s largest lake.

Inside the plan to save some of the biggest freshwater fish

Inside the plan to save some of the biggest freshwater fish

5 More of The Largest Freshwater Fish In The World Part 7

11 Largest Freshwater Fish in the World

Royal fish to make a comeback as project launched to save the sturgeon

What's the world's biggest freshwater fish—and will we ever find it?

Catfish National Geographic

The US has spent more than $2B on a plan to save salmon. The fish

The Fish of Ten Thousand Casts

Tiny, endangered fish hinders California's Colorado River