The rich organic matter that gives the largest tributary of the Amazon River, the Rio Negro, its characteristic black hue may provide fish with some protection from the negative effects of copper ...

On the morning of March 26, 2013, approximately 60,000 liters (16,000 gallons) of an oil byproduct used to produce asphalt ...

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 ...

Recent research shows that there is considerable overlap in the important corridors for jaguars and key freshwater species, highlighting the potential for integrated conservation.

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 ...

One question I get asked all the time is, “What’s been your favorite fly fishing destination?” And my answer? I can’t pick just one. I could name a top five, I could suggest some trips that should be ...

He was asked to cater a climate event for Prince William and 700 guests. But omitting the famous Amazonian fish was like ...

The river port in the most populated city of Brazil's Amazon rainforest recorded its lowest water level in over a century on Monday amid a drought that has left boats stranded on the Amazon river and ...