Nearly a quarter of the world's freshwater species are at risk of extinction due to a multitude of threats, according to new ...
The roughskin dogfish, scientifically known as Centroscymnus owstonii, is not a freshwater species. This shark is primarily ...
Scientists examined around 23,500 species of dragonflies, fish, crabs and other animals that depend exclusively on freshwater ...
A report has warned of a "catastrophic" decline in freshwater fish, with nearly a third threatened by extinction. Conservation groups said 80 species ... when fishing for sharks' The report ...