NEWPORT, Ky. -- It’s just past 2 p.m., and four enormous shadowy figures lie in wait just below the surface of the water in Newport Aquarium’s Amazon Exhibit. Feeding commences. While the tank is ...

Like youngsters leaving home on the first day of kindergarten, the Milwaukee County Zoo's two arapaima fish needed a bit of coaxing. Though arapaima are among the world's largest freshwater fish and ...

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), ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The largest freshwater fish in South America, arapaima (Arapaima gigas) can grow to over 10 feet ...

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.

Those fish in your home aquarium may be important food sources in their native lands. According to figures recently released by the United Nations Food and Agriculture Organization’s (FAO) Fisheries ...

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 ...

A new type of giant Amazonian fish — one for which only a single species was known for more than a century — has been discovered in Brazil, scientists say. The fish is a new species of arapaima, which ...

As the world’s largest freshwater fish, the arapaima, is being targeted by poachers in Brazil, while members of Indigenous communities are doing their best to protect it. The Paumari Indigenous ...