Six critically endangered Mekong giant catfish — one of the largest and rarest freshwater fish in the world — were caught and released recently in Cambodia, reviving hopes for the survival of ...

The Mekong giant salmon carp, a huge fish native to Cambodia, Laos, and Thailand, was at one point thought to be extinct.

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 ...

WASHINGTON — A huge fish in the Mekong River thought to be extinct has been spotted three times in recent years. “The giant salmon carp is like a symbol of the Mekong region,” said Chheana Chhut, a ...

The Mekong giant catfish has one of the fastest growth rates of any fish in the world. It can reach up to 440 pounds in only six years. They can live up to 60 years. Highly migratory, the species ...

It unseated the previous record-holder, a 646lb (293kg) Mekong giant catfish caught in Thailand in 2005. There is no official record-keeping or database of the world's biggest freshwater fish.