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 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 ...

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), ...

Scientists who studied why the scales of a huge Amazonian fish, which lives piranha-infested waters, are some of the toughest in the world hope their work could help to create armor. The outer layer ...

Here's a question - if piranhas are so ferocious and will attack anything, why aren't they the only fish in the Amazon? Well, in some cases, it's because other fish possess bite-proof armor. The ...

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 ...

FORT LAUDERDALE (CBSMiami/AP) — Florida is already in a battle with dangerous and invasive species like the Burmese python, green iguana and lionfish and now there's a new predator in the state called ...

SHAH ALAM: A post-mortem examination of the three giant arapaima that died after being caught in Masjid Tanah, Malacca, last Friday (Oct 13) will be done soon. It was understood that the invasive fish ...

Zoo staff said that the fish were about 17 years old, which is the typical life span of captive arapaima. According to the press release, a necropsy carried out after the death of the fish initially ...