The Harlequin Rasbora is a small freshwater fish with a distinctive black triangular patch on its orange-red body. This species is native to Southeast Asia and is known for its peaceful nature and ...

Australian scientists have discovered an ancient freshwater fish fossil with its stomach contents remarkably preserved. In a ...

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 ...

Sharks are becoming a popular feature in home aquariums, but there’s a clear distinction between freshwater and saltwater ...