One-third of freshwater fish face extinction and other freshwater

A quarter of freshwater fish risk extinction -study

Canada is failing its freshwater fish populations - The Globe and Mail

One-third of freshwater fish species facing extinction, World

Fish Characteristics and Differences From Other Animals, fish

Extinction threatens third of freshwater fish species, report finds

Freshwater Biome: Types, Plants, and Wildlife

Meet Methuselah, the World's Oldest Living Aquarium Fish - The New York Times, fishes

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

Freshwater fish - Wikipedia

One-third of freshwater fish face extinction and other freshwater fish facts, Stories, fishes

One quarter of freshwater fish species face extinction •