Huge, rare Mekong catfish spotted in Cambodia, raising conservation hopes 

FILE - Scientists, officials and fishermen release a 300-pound giant freshwater catfish after it was tagged, into the Mekong River, near Kampong Cham province, Cambodia, Dec. 10, 2024. (Wonders of the Mekong handout via Reuters)

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 species.