Measuring 10 feet (3 meters) long and weighing in at more than 400 pounds (180 kilograms), it's hard to imagine that the arapaima, the largest fish in the Amazon River basin, could ever go missing.

Researchers working in the murky waters of the Amazon River in Brazil have discovered a new species of giant fish. The arapaima is an air-breathing fish that ranges between six and seven feet in ...

Deep in the vast rivers and flooded forests of the Amazon Basin, there lives a fish that appears to be prehistoric in both size and appearance. The arapaima, also called the “pirarucu,” is one of the ...

The Giant Arapaima fish, a large, commercially-important species in the Amazon Basin, is now locally extinct in many regions around the area, according to biologists. Bioeconomic theory is often used ...

The Arapaima fish, considered to be biggest fish and commercially important one at the Amazon Basin, went extinct in a number of local fishing communities, a group of researchers revealed in a study ...

The Amazon and its tributaries are home to almost one tenth of the world’s freshwater fish biodiversity, 2500 species being recorded. The giant fish Arapaima gigas is one of the most emblematic of ...

Fishermen in the municipality of Feijó, in the Brazilian Amazon state of Acre, are seeking international certification for the arapaima fish species locally known as the pirarucu (Arapaima gigas) from ...