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%.

Showing 25–27 of 27

Gasterosteus aculeatus

The Three-spined Stickleback has an elongated body that is compressed from the sides. The tail stalk …

Stizostedion vitreum

Walleye have a slender cylindrical body with a conical head. The first dorsal fin has sharp …

Lepomis gulosus

The body is deep, robust, olive brown on top and cream to pale yellow underneath, often …