The roughskin dogfish, scientifically known as Centroscymnus owstonii, is not a freshwater species. This shark is primarily ...

Nearly a quarter of the world's freshwater species are at risk of extinction due to a multitude of threats, according to new ...

Numerous shark species are capable of inflicting mortal ... thriving in both saltwater and freshwater environments. Their robust build, reaching lengths of 7 to 11.5 feet and weighing up to ...

However, it turns out that a unique shark species, the bull shark, tends to swim outside the box—and right into the freshwater of the Mississippi River. Could bull sharks really swim that far ...

Freshwater environments cover about 1% of Earth's surface while accounting for more than 10% of known species. Like many ...

Researchers found that 24 percent of freshwater species––including dragonflies, fish, and crustaceans––are vulnerable, endangered, or critically endangered due to multiple environmental ...

Although land and ocean species have received the majority of conservation attention, a remarkable portion of the world's biodiversity can be found in freshwater ecosystems, which make up a ...