How can we protect freshwater fish species from extinction?

Global freshwater fish populations at risk of extinction, study

In search of the world's largest freshwater fish – the wonderfully weird giants lurking in Earth's rivers

Extinction: Freshwater fish in 'catastrophic' decline

Tennessee freshwater fish gets endangered species protection

World's largest freshwater fish being hunted to extinction in

Freshwater Fish are at Risk of Extinction

Quarter of world's freshwater fish at risk of extinction, according to assessment, Fish

Sonoma Water - Endangered Species

Samples of some of the freshwater fish species of the Brazilian coastal

One-third of freshwater fish face extinction and other freshwater

Can We Save Every Species from Extinction?