Thousands of fish species — about 2,500 of them named — call the Amazon River home, but scientists estimate nearly half of the marine creatures lurking in the massive stretch of water remain ...

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 ...

Scientists in the Colombian Amazon have identified a tiny freshwater fish species called Priocharax rex, measuring just 0.8 inches in length. This discovery is significant as it represents the largest ...

Hosts of NPR's science podcast discuss new findings about long-distance fly migration, an unexpected impact of emissions in the Amazon, and fish noises. All right, it's time now for our science news ...

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 ...

Nearly one-third of the fish in the Brazilian Amazon state of Amapa have such high levels of mercury caused by illegal mining that they are dangerous for human consumption, according to a new study.

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