The phrase refers to varieties of fish that thrive in rivers, lakes, and streams, and are considered palatable based on flavor and texture. Examples include species prized for their culinary qualities such as trout, walleye, and perch, often sought after for their delicate taste and firm flesh.
The selection of desirable freshwater species for consumption provides nutritional benefits, including lean protein and essential omega-3 fatty acids. Historically, freshwater fisheries have represented a vital food source for communities, with specific species holding cultural and economic significance in different regions.