Migratory species in the Mekong River face broader challenges and are under threat from industrial pollution, overfishing, and infrastructure development.

In recent years, a large fish thought to be extinct has been spotted in the Mekong River three times. The giant salmon carp is a predatory fish that can grow up to four feet long and weigh up to ...

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 ...

In an exciting development for conservationists, the giant salmon carp, a critically endangered species once thought to be extinct, has been spotted in the Mekong River for the first time in ...

With the last confirmed sighting in 2005, “this species of fish seems to have disappeared from the Mekong region for decades,” said Chheana, who is a co-author of a study published online ...

RENO, Nev. — The "Mekong ghost" has resurfaced. After nearly two decades without a trace, the elusive giant salmon carp (Aaptosyax grypus) has been spotted once again in the waters of Cambodia, ...

Scientists say a giant fish thought to be extinct has been spotted in the Mekong River three times in recent years.

AP Science Writer WASHINGTON (AP) — Scientists say a giant fish in the Mekong River thought to be extinct has been spotted three times in recent years. The giant salmon carp can grow up to 4 ...