Arapaima is the type genus of the subfamily Arapaiminae within the family Osteoglossidae. [1][2][3] They are among the world's largest freshwater fish, reaching as much as 3 m (9.8 ft) …

Oct 30, 2024 · A keystone species of the Amazon River ecosystem, the arapaima is a powerful predator known by many names.

The Arapaima are several species of colossal freshwater fish from South America. They’ve likely been around, almost unchanged, since before the dinosaur extinction, and could have grown …

The arapaima, Arapaima gigas (Arapaimidae), is among the largest known freshwater fish species with sizes up to 14 feet and 440 pounds. They have a streamlined, oval shape with a large, …

Aug 14, 2025 · The Arapaima (also known as the pirarucu or paiche) is an enormous freshwater fish found in the tropical waters of South America. It is one of the largest known freshwater fish …

The arapaima is a massive yet sleek, streamlined freshwater fish native to the streams of the Amazon River basin. It can breathe air, allowing it to survive in pools with low water levels or …

The Arapaima is native to the Amazon Basin in South America, which includes parts of Brazil, Peru, Ecuador, Colombia, Guyana, and Bolivia. They inhabit freshwater systems such as …

Also known as the paiche or the pirarucu, the arapaima is an air-breathing fish that plies the rainforest rivers of South America's Amazon Basin and nearby lakes and swamps.

Over millennia, arapaima have developed the ability to breathe air using a modified swim bladder that acts as a lung. This allows them to survive in oxygen-deficient, murky waters during …

Arapaima gigas, also known simply as Arapaima, pirarucu, or paiche, [3][4][5] is a species of arapaima native to the basin of the Amazon River. Once believed to be the sole species in the …