Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach that stay ...

2 min read Freshwater ecosystems are essential for human survival, providing the majority of people's drinking water. The ecosystems are home to more than 40 percent of the world's fish species.

This biodiversity is remarkable not only for its breadth but for the fascinating adaptations its ... protected five southeastern fish species and was moving forward on protection decisions for no ...

The giant freshwater stingray may be the world’s largest freshwater fish. It’s also cloaked in mystery. No one is sure how many giant stingrays are left, which habitats they prefer ...

Unexpectedly, a history of past exposure also seemed not to spur adaptation ... of zooplankton — a critical food source for ...

In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, Ferruaspis brocksi, that shows preserved stomach contents as well as the pattern ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach fish that stay in one place. The adaptation makes it easier for the red-eyed ...

Roach that migrate between different lakes and water courses have larger pupils and better eyesight than roach that stay in one place. The adaptation makes it easier for the red-eyed freshwater ...