MAMIRAUÁ RESERVE, Brazil — On this stretch of the Amazon River, you don't need a fish finder to locate the pirarucu, one of the world's largest freshwater fish. The splashing gives them away ...

Even in the most biodiverse rainforest of the world, the pirarucu stands out: It can weigh up to 440 pounds, by far the largest of 2,300 known fish species in the Amazon.

Can tiny lures really land big fish? We put cheap Amazon lures to the test, and the results are insane! Watch as Monster Mike hooks into unexpected giants using some of the smallest baits you’ve ...

The Amazon basin is made up of 1,100 free-flowing tributaries that feed the basin’s namesake river and are home to more than 2,500 fish species, representing 15% of the freshwater fish known in ...

First, there is its mammoth size: it can weigh up to 200kg (440 pounds), by far the largest of 2,300 known fish species in the Amazon. It is found primarily in floodplain lakes across the Amazon ...

SARAH MCCAMMON, HOST: Now a big fish story - seriously. In the Amazon jungle, there is a species of giant freshwater fish. The pirarucu is prized for its meat and targeted by illegal fishermen ...

It helped the Amazon's largest fish escape risk of extinction and is now an important source of income for locals in 10 sustainable conservation ... Even in large rivers navigation has become ...

While on an expedition to an unexplored river deep in the Amazon, scientists spotted a large and brightly colored creature just beneath a waterfall. It was a new species of fish. Now, researchers ...