By Gustavo Faleiros The background was right for the announcement of the bad news. Fish swam in a wall-sized tank that framed ...

Two years of record-breaking drought have dealt a heavy blow to what is arguably the Amazon's most successful sustainable economy: the managed fishery for the giant pirarucu. In Brazil´s Amazonas ...

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 ...

Like the Ancient Greek warriors from which its name derives, the Amazon molly is an all-female fish species that has reproduced without males for over 100,000 years. It relies on sperm from related ...

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 ...

It may sound too bizarre to be true, but the Amazon molly (Poecilia formosa), a fish that inhabits rivers, lakes, and swamps ...

On Earth, there are a handful of places that can truly be called “one of a kind.” The Amazon rainforest is one of those truly magical places. The Amazon River basin is like a real-life treasure chest ...