Just 3 per cent of rivers in the UK flow unobstructed today, according to a European Union project. Centuries of industrialisation have reshaped these waterways and artificial structures such as weirs ...

Florida's pet fish industry is booming, but many saltwater species in home aquariums are still taken from the wild. Researchers at UF/IFAS want to change that by helping fish farmers breed popular ...

Atlantic sturgeon make so much noise during breeding, it's called a "thunder." Listening in can help scientists pinpoint spots where the rare fish breed. An Atlantic sturgeon, Acipenser oxyrinchus ...