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.

The 10-foot-long arapaima was quickly disappearing in Brazil until local communities stepped in to save it—and themselves. A close-up view of an arapaima from the Brazilian Amazon shows its unique ...

Measuring 10 feet long and weighing in at more than 400 pounds, it's hard to imagine that the arapaima, the largest fish in the Amazon River basin, could ever go missing. But these huge fish are ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Measuring 10 feet (3 meters) long and weighing in at more than 400 pounds (180 kilograms), it's ...

The giant arapaima, the Amazon’s biggest fish, was under threat. Rolex Awards for Enterprise Laureate João Campos-Silva is engaging with local fishing communities to save it—and in doing so, setting ...

A keystone species of the Amazon River ecosystem, the arapaima is a powerful predator known by many names. Mike Bock Reaching up to 10 feet (3 meters) long and weighing 440 pounds (200 kilograms), ...

Everyone knows the tiger, the panda, the blue whale, but what about the other five to thirty million species estimated to inhabit our Earth? Many of these marvelous, stunning, and rare species have ...

An international team of scientists has discovered that a large, commercially important fish from the Amazon Basin has become extinct in some local fishing communities. The team compared mainstream ...

A villager from the Rumao Island community pulls into his canoe an arapaima or pirarucu, the largest freshwater fish species in South America and one of the largest in the world, while fishing in a ...