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 andriashevi

The Chukot char is a relative of the Pacific whitespotted char (Salvelinus leacomaenis). Its body is …

Stenodus nelma

Nelma has a spindle-shaped body that is slightly flattened on the sides. Its mouth is large, …

Osteolepis macrolepidotus was a lobe-finned fish (Sarcopterygii) with a broad, flattened head and a tapering body …