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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Salvelinus malma, Salvelinus confluentus

These two char species, as well as Arctic char, are difficult to distinguish by appearance alone, …

Oncorhynchus mykiss

Steelhead are usually slender and streamlined. The dorsal coloration is mostly blue-green with an olive hue, …

Oncorhynchus gilae

The Gila trout, a member of the Salmonidae family, is an olive to copper-colored fish with …