They glide through the water with the serenity of age. Some were born before World War I, others during the Great Depression.

A community of rare fish enthusiasts collects endangered species of freshwater fish from lakes and springs around the world, ...

Scientists have discovered the fossilized remains of a new fish species called Ferruaspis brocksi, which lived 15 million ...

this species may have spent its entire life in freshwater, according to the study. “While this study is focused on one species of fish,” Frese said, “it is part of a broader ecosystem that ...

NAIROBI ― A new killifish species, scientifically known as Nothobranchius sylvaticus, has been documented in seasonal swamps ...

Scientists discovered a 15-million-year-old fish fossil, Ferruaspis brocksi. It has preserved stomach contents and visible ...

Paleontologists have discovered a newly identified fish species in Australia so well-preserved that they could determine its ...