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Freshwater fish are fish species that spend some or all of their lives in bodies of fresh water such as rivers, lakes and inland wetlands, where the salinity is less than 1.05%. These environments differ from marine habitats in many ways, especially the difference in levels of osmolarity .
List of freshwater aquarium fish species. A vast number of freshwater species have successfully adapted to live in aquariums. This list gives some examples of the most common species found in home aquariums.
Freshwater fish of the United States — species native to rivers, lakes, streams, and ephemeral waters within the U.S.
The walleye ( Sander vitreus, synonym Stizostedion vitreum ), also called the walleyed pike [3], yellow pike, yellow pikeperch or yellow pickerel, [4] is a freshwater perciform fish native to most of Canada and to the Northern United States. It is a North American close relative of the European zander, also known as the pikeperch.
Pterophyllum is a small genus of freshwater fish from the family Cichlidae known to most aquarists as angelfish. All Pterophyllum species originate from the Amazon Basin , Orinoco Basin and various rivers in the Guiana Shield in tropical South America.
American paddlefish are among the largest and longest-lived freshwater fishes in North America. They have a shark-like body, average 1.5 m (4.9 ft) in length, weigh 27 kg (60 lb), and can live in excess of thirty years. For most populations the median age is five to eight years and the maximum age is fourteen to eighteen years.
The sauger (Sander canadensis) is a freshwater perciform fish of the family Percidae that resembles its close relative, the walleye. The species is a member of the largest vertebrate order, the Perciformes. It is the most migratory percid species in North America.
Lake whitefish. Lampetra ayresii. Largescale stoneroller. Laurel dace. List of fishes of Florida. Little Colorado spinedace. Longear sunfish. Longnose dace. Longnose gar.
The term carp (pl.: carp) is a generic common name for numerous species of freshwater fish from the family Cyprinidae, a very large clade of ray-finned fish mostly native to Eurasia.
Freshwater butterfly fish are small, no more than 13 cm (5.1 in) in length, with very large pectoral fins. It has a large and well-vascularized swim bladder, enabling it to breathe air at the surface of the water. It is carnivorous, feeding primarily on aquatic insects and smaller fishes.