Genetic sequencing research led by the Federal University of Pará charts a route for protecting Amazonian species. Focused on ...

A new fish species has emerged, but it does not hail from the realm of Mordor as its name suggests. The relationship between pacus and piranhas has been closely studied by researchers and while the ...

A mass fish die-off in Brazil’s Amazon River region has killed an estimated 20-30 metric tons of fish and other aquatic animals, following one of the worst droughts in Amazonian history. On the night ...

A new species of piranha-like fish called pacu was recently found hiding in plain sight among several near-identical species in the Amazon River. Researchers have named it after Sauron from "The Lord ...

In a groundbreaking expedition, researchers from Harvard and Amazonas State University began monitoring water quality and mercury contamination in the Amazon Basin’s largest tributary. The Madeira ...

PUERTO NARINO, Colombia — A flash of pink breaks the muddy surface of the Amazon River as scientists and veterinarians, waist-deep in the warm current, patiently work a mesh net around a pod of river ...

The Amazon River basin is larger than any other on the planet, covering an expanse of over six million square kilometres and is home to a vast abundance and variety of freshwater fish species. 1 While ...

When people talk about “the Amazon,” they generally mean the vast Amazon rainforest, not the river that gave the forest its name. (To test this, Google “the Amazon.” When I did that, the list of top ...