The cardinal tetra is one of the most popular pet fish in the world. They look like little red and blue sequins. You've ...

From the Andes to the Atlantic and back again, the dorado catfish reveals the connectivity of one of the world’s largest ...

A new species of Amazonian fish, Pyrrhulina punctata, has been discovered in Peru, revealing previously unknown biodiversity ...

For riverside communities along the Amazon, fish is not a menu choice—it is a lifeline. Millions of people in the Brazilian Amazon depend on fish as their primary source of protein, consuming it daily ...

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. Like the ...

Current methods of identifying fish species require scientists to examine specimens through a microscope or conduct DNA testing. But what if identification could be achieved simply by taking a cell ...

We explore some of the most dangerous rivers on Earth and the deadly fish that lurk beneath their surface. From massive stingrays in Southeast Asia to electric eels and bull sharks in South America, ...

Scientists at the National Museum of Natural History trained computer models to identify photos of Amazonian fish species. PHOTO Douglas Bastos “If we can work with communities to use AI in ecological ...