Freshwater

Freshwater fish spend part or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%.

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Acipenser fulvescens

Lake sturgeon are somewhat torpedo-shaped, and the upper lobe of the caudal fin is longer than …

Acipenser medirostris

Sturgeon and paddlefish, best known for their black caviar, belong to the order Acipenseriformes, but at …

Acantharchus pomotis

It has a rectangular compressed body that is dark reddish brown on the back and light …